(function(){
/*
 * jQuery 1.2.3 - New Wave Javascript
 *
 * Copyright (c) 2008 John Resig (jquery.com)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * $Date: 2008-02-06 00:21:25 -0500 (Wed, 06 Feb 2008) $
 * $Rev: 4663 $
 */

// Map over jQuery in case of overwrite
if ( window.jQuery )
  var _jQuery = window.jQuery;

var jQuery = window.jQuery = function( selector, context ) {
  // The jQuery object is actually just the init constructor 'enhanced'
  return new jQuery.prototype.init( selector, context );
};

// Map over the $ in case of overwrite
if ( window.$ )
  var _$ = window.$;
  
// Map the jQuery namespace to the '$' one
window.$ = jQuery;

// A simple way to check for HTML strings or ID strings
// (both of which we optimize for)
var quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#(\w+)$/;

// Is it a simple selector
var isSimple = /^.[^:#\[\.]*$/;

jQuery.fn = jQuery.prototype = {
  init: function( selector, context ) {
    // Make sure that a selection was provided
    selector = selector || document;

    // Handle $(DOMElement)
    if ( selector.nodeType ) {
      this[0] = selector;
      this.length = 1;
      return this;

    // Handle HTML strings
    } else if ( typeof selector == "string" ) {
      // Are we dealing with HTML string or an ID?
      var match = quickExpr.exec( selector );

      // Verify a match, and that no context was specified for #id
      if ( match && (match[1] || !context) ) {

        // HANDLE: $(html) -> $(array)
        if ( match[1] )
          selector = jQuery.clean( [ match[1] ], context );

        // HANDLE: $("#id")
        else {
          var elem = document.getElementById( match[3] );

          // Make sure an element was located
          if ( elem )
            // Handle the case where IE and Opera return items
            // by name instead of ID
            if ( elem.id != match[3] )
              return jQuery().find( selector );

            // Otherwise, we inject the element directly into the jQuery object
            else {
              this[0] = elem;
              this.length = 1;
              return this;
            }

          else
            selector = [];
        }

      // HANDLE: $(expr, [context])
      // (which is just equivalent to: $(content).find(expr)
      } else
        return new jQuery( context ).find( selector );

    // HANDLE: $(function)
    // Shortcut for document ready
    } else if ( jQuery.isFunction( selector ) )
      return new jQuery( document )[ jQuery.fn.ready ? "ready" : "load" ]( selector );

    return this.setArray(
      // HANDLE: $(array)
      selector.constructor == Array && selector ||

      // HANDLE: $(arraylike)
      // Watch for when an array-like object, contains DOM nodes, is passed in as the selector
      (selector.jquery || selector.length && selector != window && !selector.nodeType && selector[0] != undefined && selector[0].nodeType) && jQuery.makeArray( selector ) ||

      // HANDLE: $(*)
      [ selector ] );
  },
  
  // The current version of jQuery being used
  jquery: "1.2.3",

  // The number of elements contained in the matched element set
  size: function() {
    return this.length;
  },
  
  // The number of elements contained in the matched element set
  length: 0,

  // Get the Nth element in the matched element set OR
  // Get the whole matched element set as a clean array
  get: function( num ) {
    return num == undefined ?

      // Return a 'clean' array
      jQuery.makeArray( this ) :

      // Return just the object
      this[ num ];
  },
  
  // Take an array of elements and push it onto the stack
  // (returning the new matched element set)
  pushStack: function( elems ) {
    // Build a new jQuery matched element set
    var ret = jQuery( elems );

    // Add the old object onto the stack (as a reference)
    ret.prevObject = this;

    // Return the newly-formed element set
    return ret;
  },
  
  // Force the current matched set of elements to become
  // the specified array of elements (destroying the stack in the process)
  // You should use pushStack() in order to do this, but maintain the stack
  setArray: function( elems ) {
    // Resetting the length to 0, then using the native Array push
    // is a super-fast way to populate an object with array-like properties
    this.length = 0;
    Array.prototype.push.apply( this, elems );
    
    return this;
  },

  // Execute a callback for every element in the matched set.
  // (You can seed the arguments with an array of args, but this is
  // only used internally.)
  each: function( callback, args ) {
    return jQuery.each( this, callback, args );
  },

  // Determine the position of an element within 
  // the matched set of elements
  index: function( elem ) {
    var ret = -1;

    // Locate the position of the desired element
    this.each(function(i){
      if ( this == elem )
        ret = i;
    });

    return ret;
  },

  attr: function( name, value, type ) {
    var options = name;
    
    // Look for the case where we're accessing a style value
    if ( name.constructor == String )
      if ( value == undefined )
        return this.length && jQuery[ type || "attr" ]( this[0], name ) || undefined;

      else {
        options = {};
        options[ name ] = value;
      }
    
    // Check to see if we're setting style values
    return this.each(function(i){
      // Set all the styles
      for ( name in options )
        jQuery.attr(
          type ?
            this.style :
            this,
          name, jQuery.prop( this, options[ name ], type, i, name )
        );
    });
  },

  css: function( key, value ) {
    // ignore negative width and height values
    if ( (key == 'width' || key == 'height') && parseFloat(value) < 0 )
      value = undefined;
    return this.attr( key, value, "curCSS" );
  },

  text: function( text ) {
    if ( typeof text != "object" && text != null )
      return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );

    var ret = "";

    jQuery.each( text || this, function(){
      jQuery.each( this.childNodes, function(){
        if ( this.nodeType != 8 )
          ret += this.nodeType != 1 ?
            this.nodeValue :
            jQuery.fn.text( [ this ] );
      });
    });

    return ret;
  },

  wrapAll: function( html ) {
    if ( this[0] )
      // The elements to wrap the target around
      jQuery( html, this[0].ownerDocument )
        .clone()
        .insertBefore( this[0] )
        .map(function(){
          var elem = this;

          while ( elem.firstChild )
            elem = elem.firstChild;

          return elem;
        })
        .append(this);

    return this;
  },

  wrapInner: function( html ) {
    return this.each(function(){
      jQuery( this ).contents().wrapAll( html );
    });
  },

  wrap: function( html ) {
    return this.each(function(){
      jQuery( this ).wrapAll( html );
    });
  },

  append: function() {
    return this.domManip(arguments, true, false, function(elem){
      if (this.nodeType == 1)
        this.appendChild( elem );
    });
  },

  prepend: function() {
    return this.domManip(arguments, true, true, function(elem){
      if (this.nodeType == 1)
        this.insertBefore( elem, this.firstChild );
    });
  },
  
  before: function() {
    return this.domManip(arguments, false, false, function(elem){
      this.parentNode.insertBefore( elem, this );
    });
  },

  after: function() {
    return this.domManip(arguments, false, true, function(elem){
      this.parentNode.insertBefore( elem, this.nextSibling );
    });
  },

  end: function() {
    return this.prevObject || jQuery( [] );
  },

  find: function( selector ) {
    var elems = jQuery.map(this, function(elem){
      return jQuery.find( selector, elem );
    });

    return this.pushStack( /[^+>] [^+>]/.test( selector ) || selector.indexOf("..") > -1 ?
      jQuery.unique( elems ) :
      elems );
  },

  clone: function( events ) {
    // Do the clone
    var ret = this.map(function(){
      if ( jQuery.browser.msie && !jQuery.isXMLDoc(this) ) {
        // IE copies events bound via attachEvent when
        // using cloneNode. Calling detachEvent on the
        // clone will also remove the events from the orignal
        // In order to get around this, we use innerHTML.
        // Unfortunately, this means some modifications to 
        // attributes in IE that are actually only stored 
        // as properties will not be copied (such as the
        // the name attribute on an input).
        var clone = this.cloneNode(true),
          container = document.createElement("div");
        container.appendChild(clone);
        return jQuery.clean([container.innerHTML])[0];
      } else
        return this.cloneNode(true);
    });

    // Need to set the expando to null on the cloned set if it exists
    // removeData doesn't work here, IE removes it from the original as well
    // this is primarily for IE but the data expando shouldn't be copied over in any browser
    var clone = ret.find("*").andSelf().each(function(){
      if ( this[ expando ] != undefined )
        this[ expando ] = null;
    });
    
    // Copy the events from the original to the clone
    if ( events === true )
      this.find("*").andSelf().each(function(i){
        if (this.nodeType == 3)
          return;
        var events = jQuery.data( this, "events" );

        for ( var type in events )
          for ( var handler in events[ type ] )
            jQuery.event.add( clone[ i ], type, events[ type ][ handler ], events[ type ][ handler ].data );
      });

    // Return the cloned set
    return ret;
  },

  filter: function( selector ) {
    return this.pushStack(
      jQuery.isFunction( selector ) &&
      jQuery.grep(this, function(elem, i){
        return selector.call( elem, i );
      }) ||

      jQuery.multiFilter( selector, this ) );
  },

  not: function( selector ) {
    if ( selector.constructor == String )
      // test special case where just one selector is passed in
      if ( isSimple.test( selector ) )
        return this.pushStack( jQuery.multiFilter( selector, this, true ) );
      else
        selector = jQuery.multiFilter( selector, this );

    var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType;
    return this.filter(function() {
      return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector;
    });
  },

  add: function( selector ) {
    return !selector ? this : this.pushStack( jQuery.merge( 
      this.get(),
      selector.constructor == String ? 
        jQuery( selector ).get() :
        selector.length != undefined && (!selector.nodeName || jQuery.nodeName(selector, "form")) ?
          selector : [selector] ) );
  },

  is: function( selector ) {
    return selector ?
      jQuery.multiFilter( selector, this ).length > 0 :
      false;
  },

  hasClass: function( selector ) {
    return this.is( "." + selector );
  },
  
  val: function( value ) {
    if ( value == undefined ) {

      if ( this.length ) {
        var elem = this[0];

        // We need to handle select boxes special
        if ( jQuery.nodeName( elem, "select" ) ) {
          var index = elem.selectedIndex,
            values = [],
            options = elem.options,
            one = elem.type == "select-one";
          
          // Nothing was selected
          if ( index < 0 )
            return null;

          // Loop through all the selected options
          for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) {
            var option = options[ i ];

            if ( option.selected ) {
              // Get the specifc value for the option
              value = jQuery.browser.msie && !option.attributes.value.specified ? option.text : option.value;
              
              // We don't need an array for one selects
              if ( one )
                return value;
              
              // Multi-Selects return an array
              values.push( value );
            }
          }
          
          return values;
          
        // Everything else, we just grab the value
        } else
          return (this[0].value || "").replace(/\r/g, "");

      }

      return undefined;
    }

    return this.each(function(){
      if ( this.nodeType != 1 )
        return;

      if ( value.constructor == Array && /radio|checkbox/.test( this.type ) )
        this.checked = (jQuery.inArray(this.value, value) >= 0 ||
          jQuery.inArray(this.name, value) >= 0);

      else if ( jQuery.nodeName( this, "select" ) ) {
        var values = value.constructor == Array ?
          value :
          [ value ];

        jQuery( "option", this ).each(function(){
          this.selected = (jQuery.inArray( this.value, values ) >= 0 ||
            jQuery.inArray( this.text, values ) >= 0);
        });

        if ( !values.length )
          this.selectedIndex = -1;

      } else
        this.value = value;
    });
  },
  
  html: function( value ) {
    return value == undefined ?
      (this.length ?
        this[0].innerHTML :
        null) :
      this.empty().append( value );
  },

  replaceWith: function( value ) {
    return this.after( value ).remove();
  },

  eq: function( i ) {
    return this.slice( i, i + 1 );
  },

  slice: function() {
    return this.pushStack( Array.prototype.slice.apply( this, arguments ) );
  },

  map: function( callback ) {
    return this.pushStack( jQuery.map(this, function(elem, i){
      return callback.call( elem, i, elem );
    }));
  },

  andSelf: function() {
    return this.add( this.prevObject );
  },

  data: function( key, value ){
    var parts = key.split(".");
    parts[1] = parts[1] ? "." + parts[1] : "";

    if ( value == null ) {
      var data = this.triggerHandler("getData" + parts[1] + "!", [parts[0]]);
      
      if ( data == undefined && this.length )
        data = jQuery.data( this[0], key );

      return data == null && parts[1] ?
        this.data( parts[0] ) :
        data;
    } else
      return this.trigger("setData" + parts[1] + "!", [parts[0], value]).each(function(){
        jQuery.data( this, key, value );
      });
  },

  removeData: function( key ){
    return this.each(function(){
      jQuery.removeData( this, key );
    });
  },
  
  domManip: function( args, table, reverse, callback ) {
    var clone = this.length > 1, elems; 

    return this.each(function(){
      if ( !elems ) {
        elems = jQuery.clean( args, this.ownerDocument );

        if ( reverse )
          elems.reverse();
      }

      var obj = this;

      if ( table && jQuery.nodeName( this, "table" ) && jQuery.nodeName( elems[0], "tr" ) )
        obj = this.getElementsByTagName("tbody")[0] || this.appendChild( this.ownerDocument.createElement("tbody") );

      var scripts = jQuery( [] );

      jQuery.each(elems, function(){
        var elem = clone ?
          jQuery( this ).clone( true )[0] :
          this;

        // execute all scripts after the elements have been injected
        if ( jQuery.nodeName( elem, "script" ) ) {
          scripts = scripts.add( elem );
        } else {
          // Remove any inner scripts for later evaluation
          if ( elem.nodeType == 1 )
            scripts = scripts.add( jQuery( "script", elem ).remove() );

          // Inject the elements into the document
          callback.call( obj, elem );
        }
      });

      scripts.each( evalScript );
    });
  }
};

// Give the init function the jQuery prototype for later instantiation
jQuery.prototype.init.prototype = jQuery.prototype;

function evalScript( i, elem ) {
  if ( elem.src )
    jQuery.ajax({
      url: elem.src,
      async: false,
      dataType: "script"
    });

  else
    jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );

  if ( elem.parentNode )
    elem.parentNode.removeChild( elem );
}

jQuery.extend = jQuery.fn.extend = function() {
  // copy reference to target object
  var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options;

  // Handle a deep copy situation
  if ( target.constructor == Boolean ) {
    deep = target;
    target = arguments[1] || {};
    // skip the boolean and the target
    i = 2;
  }

  // Handle case when target is a string or something (possible in deep copy)
  if ( typeof target != "object" && typeof target != "function" )
    target = {};

  // extend jQuery itself if only one argument is passed
  if ( length == 1 ) {
    target = this;
    i = 0;
  }

  for ( ; i < length; i++ )
    // Only deal with non-null/undefined values
    if ( (options = arguments[ i ]) != null )
      // Extend the base object
      for ( var name in options ) {
        // Prevent never-ending loop
        if ( target === options[ name ] )
          continue;

        // Recurse if we're merging object values
        if ( deep && options[ name ] && typeof options[ name ] == "object" && target[ name ] && !options[ name ].nodeType )
          target[ name ] = jQuery.extend( target[ name ], options[ name ] );

        // Don't bring in undefined values
        else if ( options[ name ] != undefined )
          target[ name ] = options[ name ];

      }

  // Return the modified object
  return target;
};

var expando = "jQuery" + (new Date()).getTime(), uuid = 0, windowData = {};

// exclude the following css properties to add px
var exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i;

jQuery.extend({
  noConflict: function( deep ) {
    window.$ = _$;

    if ( deep )
      window.jQuery = _jQuery;

    return jQuery;
  },

  // See test/unit/core.js for details concerning this function.
  isFunction: function( fn ) {
    return !!fn && typeof fn != "string" && !fn.nodeName && 
      fn.constructor != Array && /function/i.test( fn + "" );
  },
  
  // check if an element is in a (or is an) XML document
  isXMLDoc: function( elem ) {
    return elem.documentElement && !elem.body ||
      elem.tagName && elem.ownerDocument && !elem.ownerDocument.body;
  },

  // Evalulates a script in a global context
  globalEval: function( data ) {
    data = jQuery.trim( data );

    if ( data ) {
      // Inspired by code by Andrea Giammarchi
      // http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html
      var head = document.getElementsByTagName("head")[0] || document.documentElement,
        script = document.createElement("script");

      script.type = "text/javascript";
      if ( jQuery.browser.msie )
        script.text = data;
      else
        script.appendChild( document.createTextNode( data ) );

      head.appendChild( script );
      head.removeChild( script );
    }
  },

  nodeName: function( elem, name ) {
    return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
  },
  
  cache: {},
  
  data: function( elem, name, data ) {
    elem = elem == window ?
      windowData :
      elem;

    var id = elem[ expando ];

    // Compute a unique ID for the element
    if ( !id ) 
      id = elem[ expando ] = ++uuid;

    // Only generate the data cache if we're
    // trying to access or manipulate it
    if ( name && !jQuery.cache[ id ] )
      jQuery.cache[ id ] = {};
    
    // Prevent overriding the named cache with undefined values
    if ( data != undefined )
      jQuery.cache[ id ][ name ] = data;
    
    // Return the named cache data, or the ID for the element 
    return name ?
      jQuery.cache[ id ][ name ] :
      id;
  },
  
  removeData: function( elem, name ) {
    elem = elem == window ?
      windowData :
      elem;

    var id = elem[ expando ];

    // If we want to remove a specific section of the element's data
    if ( name ) {
      if ( jQuery.cache[ id ] ) {
        // Remove the section of cache data
        delete jQuery.cache[ id ][ name ];

        // If we've removed all the data, remove the element's cache
        name = "";

        for ( name in jQuery.cache[ id ] )
          break;

        if ( !name )
          jQuery.removeData( elem );
      }

    // Otherwise, we want to remove all of the element's data
    } else {
      // Clean up the element expando
      try {
        delete elem[ expando ];
      } catch(e){
        // IE has trouble directly removing the expando
        // but it's ok with using removeAttribute
        if ( elem.removeAttribute )
          elem.removeAttribute( expando );
      }

      // Completely remove the data cache
      delete jQuery.cache[ id ];
    }
  },

  // args is for internal usage only
  each: function( object, callback, args ) {
    if ( args ) {
      if ( object.length == undefined ) {
        for ( var name in object )
          if ( callback.apply( object[ name ], args ) === false )
            break;
      } else
        for ( var i = 0, length = object.length; i < length; i++ )
          if ( callback.apply( object[ i ], args ) === false )
            break;

    // A special, fast, case for the most common use of each
    } else {
      if ( object.length == undefined ) {
        for ( var name in object )
          if ( callback.call( object[ name ], name, object[ name ] ) === false )
            break;
      } else
        for ( var i = 0, length = object.length, value = object[0]; 
          i < length && callback.call( value, i, value ) !== false; value = object[++i] ){}
    }

    return object;
  },
  
  prop: function( elem, value, type, i, name ) {
      // Handle executable functions
      if ( jQuery.isFunction( value ) )
        value = value.call( elem, i );
        
      // Handle passing in a number to a CSS property
      return value && value.constructor == Number && type == "curCSS" && !exclude.test( name ) ?
        value + "px" :
        value;
  },

  className: {
    // internal only, use addClass("class")
    add: function( elem, classNames ) {
      jQuery.each((classNames || "").split(/\s+/), function(i, className){
        if ( elem.nodeType == 1 && !jQuery.className.has( elem.className, className ) )
          elem.className += (elem.className ? " " : "") + className;
      });
    },

    // internal only, use removeClass("class")
    remove: function( elem, classNames ) {
      if (elem.nodeType == 1)
        elem.className = classNames != undefined ?
          jQuery.grep(elem.className.split(/\s+/), function(className){
            return !jQuery.className.has( classNames, className );  
          }).join(" ") :
          "";
    },

    // internal only, use is(".class")
    has: function( elem, className ) {
      return jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1;
    }
  },

  // A method for quickly swapping in/out CSS properties to get correct calculations
  swap: function( elem, options, callback ) {
    var old = {};
    // Remember the old values, and insert the new ones
    for ( var name in options ) {
      old[ name ] = elem.style[ name ];
      elem.style[ name ] = options[ name ];
    }

    callback.call( elem );

    // Revert the old values
    for ( var name in options )
      elem.style[ name ] = old[ name ];
  },

  css: function( elem, name, force ) {
    if ( name == "width" || name == "height" ) {
      var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ];
    
      function getWH() {
        val = name == "width" ? elem.offsetWidth : elem.offsetHeight;
        var padding = 0, border = 0;
        jQuery.each( which, function() {
          padding += parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
          border += parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
        });
        val -= Math.round(padding + border);
      }
    
      if ( jQuery(elem).is(":visible") )
        getWH();
      else
        jQuery.swap( elem, props, getWH );
      
      return Math.max(0, val);
    }
    
    return jQuery.curCSS( elem, name, force );
  },

  curCSS: function( elem, name, force ) {
    var ret;

    // A helper method for determining if an element's values are broken
    function color( elem ) {
      if ( !jQuery.browser.safari )
        return false;

      var ret = document.defaultView.getComputedStyle( elem, null );
      return !ret || ret.getPropertyValue("color") == "";
    }

    // We need to handle opacity special in IE
    if ( name == "opacity" && jQuery.browser.msie ) {
      ret = jQuery.attr( elem.style, "opacity" );

      return ret == "" ?
        "1" :
        ret;
    }
    // Opera sometimes will give the wrong display answer, this fixes it, see #2037
    if ( jQuery.browser.opera && name == "display" ) {
      var save = elem.style.outline;
      elem.style.outline = "0 solid black";
      elem.style.outline = save;
    }
    
    // Make sure we're using the right name for getting the float value
    if ( name.match( /float/i ) )
      name = styleFloat;

    if ( !force && elem.style && elem.style[ name ] )
      ret = elem.style[ name ];

    else if ( document.defaultView && document.defaultView.getComputedStyle ) {

      // Only "float" is needed here
      if ( name.match( /float/i ) )
        name = "float";

      name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase();

      var getComputedStyle = document.defaultView.getComputedStyle( elem, null );

      if ( getComputedStyle && !color( elem ) )
        ret = getComputedStyle.getPropertyValue( name );

      // If the element isn't reporting its values properly in Safari
      // then some display: none elements are involved
      else {
        var swap = [], stack = [];

        // Locate all of the parent display: none elements
        for ( var a = elem; a && color(a); a = a.parentNode )
          stack.unshift(a);

        // Go through and make them visible, but in reverse
        // (It would be better if we knew the exact display type that they had)
        for ( var i = 0; i < stack.length; i++ )
          if ( color( stack[ i ] ) ) {
            swap[ i ] = stack[ i ].style.display;
            stack[ i ].style.display = "block";
          }

        // Since we flip the display style, we have to handle that
        // one special, otherwise get the value
        ret = name == "display" && swap[ stack.length - 1 ] != null ?
          "none" :
          ( getComputedStyle && getComputedStyle.getPropertyValue( name ) ) || "";

        // Finally, revert the display styles back
        for ( var i = 0; i < swap.length; i++ )
          if ( swap[ i ] != null )
            stack[ i ].style.display = swap[ i ];
      }

      // We should always get a number back from opacity
      if ( name == "opacity" && ret == "" )
        ret = "1";

    } else if ( elem.currentStyle ) {
      var camelCase = name.replace(/\-(\w)/g, function(all, letter){
        return letter.toUpperCase();
      });

      ret = elem.currentStyle[ name ] || elem.currentStyle[ camelCase ];

      // From the awesome hack by Dean Edwards
      // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291

      // If we're not dealing with a regular pixel number
      // but a number that has a weird ending, we need to convert it to pixels
      if ( !/^\d+(px)?$/i.test( ret ) && /^\d/.test( ret ) ) {
        // Remember the original values
        var style = elem.style.left, runtimeStyle = elem.runtimeStyle.left;

        // Put in the new values to get a computed value out
        elem.runtimeStyle.left = elem.currentStyle.left;
        elem.style.left = ret || 0;
        ret = elem.style.pixelLeft + "px";

        // Revert the changed values
        elem.style.left = style;
        elem.runtimeStyle.left = runtimeStyle;
      }
    }

    return ret;
  },
  
  clean: function( elems, context ) {
    var ret = [];
    context = context || document;
    // !context.createElement fails in IE with an error but returns typeof 'object'
    if (typeof context.createElement == 'undefined') 
      context = context.ownerDocument || context[0] && context[0].ownerDocument || document;

    jQuery.each(elems, function(i, elem){
      if ( !elem )
        return;

      if ( elem.constructor == Number )
        elem = elem.toString();
      
      // Convert html string into DOM nodes
      if ( typeof elem == "string" ) {
        // Fix "XHTML"-style tags in all browsers
        elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){
          return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ?
            all :
            front + "></" + tag + ">";
        });

        // Trim whitespace, otherwise indexOf won't work as expected
        var tags = jQuery.trim( elem ).toLowerCase(), div = context.createElement("div");

        var wrap =
          // option or optgroup
          !tags.indexOf("<opt") &&
          [ 1, "<select multiple='multiple'>", "</select>" ] ||
          
          !tags.indexOf("<leg") &&
          [ 1, "<fieldset>", "</fieldset>" ] ||
          
          tags.match(/^<(thead|tbody|tfoot|colg|cap)/) &&
          [ 1, "<table>", "</table>" ] ||
          
          !tags.indexOf("<tr") &&
          [ 2, "<table><tbody>", "</tbody></table>" ] ||
          
          // <thead> matched above
          (!tags.indexOf("<td") || !tags.indexOf("<th")) &&
          [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ] ||
          
          !tags.indexOf("<col") &&
          [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ] ||

          // IE can't serialize <link> and <script> tags normally
          jQuery.browser.msie &&
          [ 1, "div<div>", "</div>" ] ||
          
          [ 0, "", "" ];

        // Go to html and back, then peel off extra wrappers
        div.innerHTML = wrap[1] + elem + wrap[2];
        
        // Move to the right depth
        while ( wrap[0]-- )
          div = div.lastChild;
        
        // Remove IE's autoinserted <tbody> from table fragments
        if ( jQuery.browser.msie ) {
          
          // String was a <table>, *may* have spurious <tbody>
          var tbody = !tags.indexOf("<table") && tags.indexOf("<tbody") < 0 ?
            div.firstChild && div.firstChild.childNodes :
            
            // String was a bare <thead> or <tfoot>
            wrap[1] == "<table>" && tags.indexOf("<tbody") < 0 ?
              div.childNodes :
              [];
        
          for ( var j = tbody.length - 1; j >= 0 ; --j )
            if ( jQuery.nodeName( tbody[ j ], "tbody" ) && !tbody[ j ].childNodes.length )
              tbody[ j ].parentNode.removeChild( tbody[ j ] );
          
          // IE completely kills leading whitespace when innerHTML is used  
          if ( /^\s/.test( elem ) ) 
            div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
        
        }
        
        elem = jQuery.makeArray( div.childNodes );
      }

      if ( elem.length === 0 && (!jQuery.nodeName( elem, "form" ) && !jQuery.nodeName( elem, "select" )) )
        return;

      if ( elem[0] == undefined || jQuery.nodeName( elem, "form" ) || elem.options )
        ret.push( elem );

      else
        ret = jQuery.merge( ret, elem );

    });

    return ret;
  },
  
  attr: function( elem, name, value ) {
    // don't set attributes on text and comment nodes
    if (!elem || elem.nodeType == 3 || elem.nodeType == 8)
      return undefined;

    var fix = jQuery.isXMLDoc( elem ) ?
      {} :
      jQuery.props;

    // Safari mis-reports the default selected property of a hidden option
    // Accessing the parent's selectedIndex property fixes it
    if ( name == "selected" && jQuery.browser.safari )
      elem.parentNode.selectedIndex;
    
    // Certain attributes only work when accessed via the old DOM 0 way
    if ( fix[ name ] ) {
      if ( value != undefined )
        elem[ fix[ name ] ] = value;

      return elem[ fix[ name ] ];

    } else if ( jQuery.browser.msie && name == "style" )
      return jQuery.attr( elem.style, "cssText", value );

    else if ( value == undefined && jQuery.browser.msie && jQuery.nodeName( elem, "form" ) && (name == "action" || name == "method") )
      return elem.getAttributeNode( name ).nodeValue;

    // IE elem.getAttribute passes even for style
    else if ( elem.tagName ) {

      if ( value != undefined ) {
        // We can't allow the type property to be changed (since it causes problems in IE)
        if ( name == "type" && jQuery.nodeName( elem, "input" ) && elem.parentNode )
          throw "type property can't be changed";

        // convert the value to a string (all browsers do this but IE) see #1070
        elem.setAttribute( name, "" + value );
      }

      if ( jQuery.browser.msie && /href|src/.test( name ) && !jQuery.isXMLDoc( elem ) ) 
        return elem.getAttribute( name, 2 );

      return elem.getAttribute( name );

    // elem is actually elem.style ... set the style
    } else {
      // IE actually uses filters for opacity
      if ( name == "opacity" && jQuery.browser.msie ) {
        if ( value != undefined ) {
          // IE has trouble with opacity if it does not have layout
          // Force it by setting the zoom level
          elem.zoom = 1; 
  
          // Set the alpha filter to set the opacity
          elem.filter = (elem.filter || "").replace( /alpha\([^)]*\)/, "" ) +
            (parseFloat( value ).toString() == "NaN" ? "" : "alpha(opacity=" + value * 100 + ")");
        }
  
        return elem.filter && elem.filter.indexOf("opacity=") >= 0 ?
          (parseFloat( elem.filter.match(/opacity=([^)]*)/)[1] ) / 100).toString() :
          "";
      }

      name = name.replace(/-([a-z])/ig, function(all, letter){
        return letter.toUpperCase();
      });

      if ( value != undefined )
        elem[ name ] = value;

      return elem[ name ];
    }
  },
  
  trim: function( text ) {
    return (text || "").replace( /^\s+|\s+$/g, "" );
  },

  makeArray: function( array ) {
    var ret = [];

    // Need to use typeof to fight Safari childNodes crashes
    if ( typeof array != "array" )
      for ( var i = 0, length = array.length; i < length; i++ )
        ret.push( array[ i ] );
    else
      ret = array.slice( 0 );

    return ret;
  },

  inArray: function( elem, array ) {
    for ( var i = 0, length = array.length; i < length; i++ )
      if ( array[ i ] == elem )
        return i;

    return -1;
  },

  merge: function( first, second ) {
    // We have to loop this way because IE & Opera overwrite the length
    // expando of getElementsByTagName

    // Also, we need to make sure that the correct elements are being returned
    // (IE returns comment nodes in a '*' query)
    if ( jQuery.browser.msie ) {
      for ( var i = 0; second[ i ]; i++ )
        if ( second[ i ].nodeType != 8 )
          first.push( second[ i ] );

    } else
      for ( var i = 0; second[ i ]; i++ )
        first.push( second[ i ] );

    return first;
  },

  unique: function( array ) {
    var ret = [], done = {};

    try {

      for ( var i = 0, length = array.length; i < length; i++ ) {
        var id = jQuery.data( array[ i ] );

        if ( !done[ id ] ) {
          done[ id ] = true;
          ret.push( array[ i ] );
        }
      }

    } catch( e ) {
      ret = array;
    }

    return ret;
  },

  grep: function( elems, callback, inv ) {
    var ret = [];

    // Go through the array, only saving the items
    // that pass the validator function
    for ( var i = 0, length = elems.length; i < length; i++ )
      if ( !inv && callback( elems[ i ], i ) || inv && !callback( elems[ i ], i ) )
        ret.push( elems[ i ] );

    return ret;
  },

  map: function( elems, callback ) {
    var ret = [];

    // Go through the array, translating each of the items to their
    // new value (or values).
    for ( var i = 0, length = elems.length; i < length; i++ ) {
      var value = callback( elems[ i ], i );

      if ( value !== null && value != undefined ) {
        if ( value.constructor != Array )
          value = [ value ];

        ret = ret.concat( value );
      }
    }

    return ret;
  }
});

var userAgent = navigator.userAgent.toLowerCase();

// Figure out what browser is being used
jQuery.browser = {
  version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [])[1],
  safari: /webkit/.test( userAgent ),
  opera: /opera/.test( userAgent ),
  msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
  mozilla: /mozilla/.test( userAgent ) && !/(compatible|webkit)/.test( userAgent )
};

var styleFloat = jQuery.browser.msie ?
  "styleFloat" :
  "cssFloat";
  
jQuery.extend({
  // Check to see if the W3C box model is being used
  boxModel: !jQuery.browser.msie || document.compatMode == "CSS1Compat",
  
  props: {
    "for": "htmlFor",
    "class": "className",
    "float": styleFloat,
    cssFloat: styleFloat,
    styleFloat: styleFloat,
    innerHTML: "innerHTML",
    className: "className",
    value: "value",
    disabled: "disabled",
    checked: "checked",
    readonly: "readOnly",
    selected: "selected",
    maxlength: "maxLength",
    selectedIndex: "selectedIndex",
    defaultValue: "defaultValue",
    tagName: "tagName",
    nodeName: "nodeName"
  }
});

jQuery.each({
  parent: function(elem){return elem.parentNode;},
  parents: function(elem){return jQuery.dir(elem,"parentNode");},
  next: function(elem){return jQuery.nth(elem,2,"nextSibling");},
  prev: function(elem){return jQuery.nth(elem,2,"previousSibling");},
  nextAll: function(elem){return jQuery.dir(elem,"nextSibling");},
  prevAll: function(elem){return jQuery.dir(elem,"previousSibling");},
  siblings: function(elem){return jQuery.sibling(elem.parentNode.firstChild,elem);},
  children: function(elem){return jQuery.sibling(elem.firstChild);},
  contents: function(elem){return jQuery.nodeName(elem,"iframe")?elem.contentDocument||elem.contentWindow.document:jQuery.makeArray(elem.childNodes);}
}, function(name, fn){
  jQuery.fn[ name ] = function( selector ) {
    var ret = jQuery.map( this, fn );

    if ( selector && typeof selector == "string" )
      ret = jQuery.multiFilter( selector, ret );

    return this.pushStack( jQuery.unique( ret ) );
  };
});

jQuery.each({
  appendTo: "append",
  prependTo: "prepend",
  insertBefore: "before",
  insertAfter: "after",
  replaceAll: "replaceWith"
}, function(name, original){
  jQuery.fn[ name ] = function() {
    var args = arguments;

    return this.each(function(){
      for ( var i = 0, length = args.length; i < length; i++ )
        jQuery( args[ i ] )[ original ]( this );
    });
  };
});

jQuery.each({
  removeAttr: function( name ) {
    jQuery.attr( this, name, "" );
    if (this.nodeType == 1) 
      this.removeAttribute( name );
  },

  addClass: function( classNames ) {
    jQuery.className.add( this, classNames );
  },

  removeClass: function( classNames ) {
    jQuery.className.remove( this, classNames );
  },

  toggleClass: function( classNames ) {
    jQuery.className[ jQuery.className.has( this, classNames ) ? "remove" : "add" ]( this, classNames );
  },

  remove: function( selector ) {
    if ( !selector || jQuery.filter( selector, [ this ] ).r.length ) {
      // Prevent memory leaks
      jQuery( "*", this ).add(this).each(function(){
        jQuery.event.remove(this);
        jQuery.removeData(this);
      });
      if (this.parentNode)
        this.parentNode.removeChild( this );
    }
  },

  empty: function() {
    // Remove element nodes and prevent memory leaks
    jQuery( ">*", this ).remove();
    
    // Remove any remaining nodes
    while ( this.firstChild )
      this.removeChild( this.firstChild );
  }
}, function(name, fn){
  jQuery.fn[ name ] = function(){
    return this.each( fn, arguments );
  };
});

jQuery.each([ "Height", "Width" ], function(i, name){
  var type = name.toLowerCase();
  
  jQuery.fn[ type ] = function( size ) {
    // Get window width or height
    return this[0] == window ?
      // Opera reports document.body.client[Width/Height] properly in both quirks and standards
      jQuery.browser.opera && document.body[ "client" + name ] || 
      
      // Safari reports inner[Width/Height] just fine (Mozilla and Opera include scroll bar widths)
      jQuery.browser.safari && window[ "inner" + name ] ||
      
      // Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
      document.compatMode == "CSS1Compat" && document.documentElement[ "client" + name ] || document.body[ "client" + name ] :
    
      // Get document width or height
      this[0] == document ?
        // Either scroll[Width/Height] or offset[Width/Height], whichever is greater
        Math.max( 
          Math.max(document.body["scroll" + name], document.documentElement["scroll" + name]), 
          Math.max(document.body["offset" + name], document.documentElement["offset" + name]) 
        ) :

        // Get or set width or height on the element
        size == undefined ?
          // Get width or height on the element
          (this.length ? jQuery.css( this[0], type ) : null) :

          // Set the width or height on the element (default to pixels if value is unitless)
          this.css( type, size.constructor == String ? size : size + "px" );
  };
});

var chars = jQuery.browser.safari && parseInt(jQuery.browser.version) < 417 ?
    "(?:[\\w*_-]|\\\\.)" :
    "(?:[\\w\u0128-\uFFFF*_-]|\\\\.)",
  quickChild = new RegExp("^>\\s*(" + chars + "+)"),
  quickID = new RegExp("^(" + chars + "+)(#)(" + chars + "+)"),
  quickClass = new RegExp("^([#.]?)(" + chars + "*)");

jQuery.extend({
  expr: {
    "": function(a,i,m){return m[2]=="*"||jQuery.nodeName(a,m[2]);},
    "#": function(a,i,m){return a.getAttribute("id")==m[2];},
    ":": {
      // Position Checks
      lt: function(a,i,m){return i<m[3]-0;},
      gt: function(a,i,m){return i>m[3]-0;},
      nth: function(a,i,m){return m[3]-0==i;},
      eq: function(a,i,m){return m[3]-0==i;},
      first: function(a,i){return i==0;},
      last: function(a,i,m,r){return i==r.length-1;},
      even: function(a,i){return i%2==0;},
      odd: function(a,i){return i%2;},

      // Child Checks
      "first-child": function(a){return a.parentNode.getElementsByTagName("*")[0]==a;},
      "last-child": function(a){return jQuery.nth(a.parentNode.lastChild,1,"previousSibling")==a;},
      "only-child": function(a){return !jQuery.nth(a.parentNode.lastChild,2,"previousSibling");},

      // Parent Checks
      parent: function(a){return a.firstChild;},
      empty: function(a){return !a.firstChild;},

      // Text Check
      contains: function(a,i,m){return (a.textContent||a.innerText||jQuery(a).text()||"").indexOf(m[3])>=0;},

      // Visibility
      visible: function(a){return "hidden"!=a.type&&jQuery.css(a,"display")!="none"&&jQuery.css(a,"visibility")!="hidden";},
      hidden: function(a){return "hidden"==a.type||jQuery.css(a,"display")=="none"||jQuery.css(a,"visibility")=="hidden";},

      // Form attributes
      enabled: function(a){return !a.disabled;},
      disabled: function(a){return a.disabled;},
      checked: function(a){return a.checked;},
      selected: function(a){return a.selected||jQuery.attr(a,"selected");},

      // Form elements
      text: function(a){return "text"==a.type;},
      radio: function(a){return "radio"==a.type;},
      checkbox: function(a){return "checkbox"==a.type;},
      file: function(a){return "file"==a.type;},
      password: function(a){return "password"==a.type;},
      submit: function(a){return "submit"==a.type;},
      image: function(a){return "image"==a.type;},
      reset: function(a){return "reset"==a.type;},
      button: function(a){return "button"==a.type||jQuery.nodeName(a,"button");},
      input: function(a){return /input|select|textarea|button/i.test(a.nodeName);},

      // :has()
      has: function(a,i,m){return jQuery.find(m[3],a).length;},

      // :header
      header: function(a){return /h\d/i.test(a.nodeName);},

      // :animated
      animated: function(a){return jQuery.grep(jQuery.timers,function(fn){return a==fn.elem;}).length;}
    }
  },
  
  // The regular expressions that power the parsing engine
  parse: [
    // Match: [@value='test'], [@foo]
    /^(\[) *@?([\w-]+) *([!*$^~=]*) *('?"?)(.*?)\4 *\]/,

    // Match: :contains('foo')
    /^(:)([\w-]+)\("?'?(.*?(\(.*?\))?[^(]*?)"?'?\)/,

    // Match: :even, :last-chlid, #id, .class
    new RegExp("^([:.#]*)(" + chars + "+)")
  ],

  multiFilter: function( expr, elems, not ) {
    var old, cur = [];

    while ( expr && expr != old ) {
      old = expr;
      var f = jQuery.filter( expr, elems, not );
      expr = f.t.replace(/^\s*,\s*/, "" );
      cur = not ? elems = f.r : jQuery.merge( cur, f.r );
    }

    return cur;
  },

  find: function( t, context ) {
    // Quickly handle non-string expressions
    if ( typeof t != "string" )
      return [ t ];

    // check to make sure context is a DOM element or a document
    if ( context && context.nodeType != 1 && context.nodeType != 9)
      return [ ];

    // Set the correct context (if none is provided)
    context = context || document;

    // Initialize the search
    var ret = [context], done = [], last, nodeName;

    // Continue while a selector expression exists, and while
    // we're no longer looping upon ourselves
    while ( t && last != t ) {
      var r = [];
      last = t;

      t = jQuery.trim(t);

      var foundToken = false;

      // An attempt at speeding up child selectors that
      // point to a specific element tag
      var re = quickChild;
      var m = re.exec(t);

      if ( m ) {
        nodeName = m[1].toUpperCase();

        // Perform our own iteration and filter
        for ( var i = 0; ret[i]; i++ )
          for ( var c = ret[i].firstChild; c; c = c.nextSibling )
            if ( c.nodeType == 1 && (nodeName == "*" || c.nodeName.toUpperCase() == nodeName) )
              r.push( c );

        ret = r;
        t = t.replace( re, "" );
        if ( t.indexOf(" ") == 0 ) continue;
        foundToken = true;
      } else {
        re = /^([>+~])\s*(\w*)/i;

        if ( (m = re.exec(t)) != null ) {
          r = [];

          var merge = {};
          nodeName = m[2].toUpperCase();
          m = m[1];

          for ( var j = 0, rl = ret.length; j < rl; j++ ) {
            var n = m == "~" || m == "+" ? ret[j].nextSibling : ret[j].firstChild;
            for ( ; n; n = n.nextSibling )
              if ( n.nodeType == 1 ) {
                var id = jQuery.data(n);

                if ( m == "~" && merge[id] ) break;
                
                if (!nodeName || n.nodeName.toUpperCase() == nodeName ) {
                  if ( m == "~" ) merge[id] = true;
                  r.push( n );
                }
                
                if ( m == "+" ) break;
              }
          }

          ret = r;

          // And remove the token
          t = jQuery.trim( t.replace( re, "" ) );
          foundToken = true;
        }
      }

      // See if there's still an expression, and that we haven't already
      // matched a token
      if ( t && !foundToken ) {
        // Handle multiple expressions
        if ( !t.indexOf(",") ) {
          // Clean the result set
          if ( context == ret[0] ) ret.shift();

          // Merge the result sets
          done = jQuery.merge( done, ret );

          // Reset the context
          r = ret = [context];

          // Touch up the selector string
          t = " " + t.substr(1,t.length);

        } else {
          // Optimize for the case nodeName#idName
          var re2 = quickID;
          var m = re2.exec(t);
          
          // Re-organize the results, so that they're consistent
          if ( m ) {
            m = [ 0, m[2], m[3], m[1] ];

          } else {
            // Otherwise, do a traditional filter check for
            // ID, class, and element selectors
            re2 = quickClass;
            m = re2.exec(t);
          }

          m[2] = m[2].replace(/\\/g, "");

          var elem = ret[ret.length-1];

          // Try to do a global search by ID, where we can
          if ( m[1] == "#" && elem && elem.getElementById && !jQuery.isXMLDoc(elem) ) {
            // Optimization for HTML document case
            var oid = elem.getElementById(m[2]);
            
            // Do a quick check for the existence of the actual ID attribute
            // to avoid selecting by the name attribute in IE
            // also check to insure id is a string to avoid selecting an element with the name of 'id' inside a form
            if ( (jQuery.browser.msie||jQuery.browser.opera) && oid && typeof oid.id == "string" && oid.id != m[2] )
              oid = jQuery('[@id="'+m[2]+'"]', elem)[0];

            // Do a quick check for node name (where applicable) so
            // that div#foo searches will be really fast
            ret = r = oid && (!m[3] || jQuery.nodeName(oid, m[3])) ? [oid] : [];
          } else {
            // We need to find all descendant elements
            for ( var i = 0; ret[i]; i++ ) {
              // Grab the tag name being searched for
              var tag = m[1] == "#" && m[3] ? m[3] : m[1] != "" || m[0] == "" ? "*" : m[2];

              // Handle IE7 being really dumb about <object>s
              if ( tag == "*" && ret[i].nodeName.toLowerCase() == "object" )
                tag = "param";

              r = jQuery.merge( r, ret[i].getElementsByTagName( tag ));
            }

            // It's faster to filter by class and be done with it
            if ( m[1] == "." )
              r = jQuery.classFilter( r, m[2] );

            // Same with ID filtering
            if ( m[1] == "#" ) {
              var tmp = [];

              // Try to find the element with the ID
              for ( var i = 0; r[i]; i++ )
                if ( r[i].getAttribute("id") == m[2] ) {
                  tmp = [ r[i] ];
                  break;
                }

              r = tmp;
            }

            ret = r;
          }

          t = t.replace( re2, "" );
        }

      }

      // If a selector string still exists
      if ( t ) {
        // Attempt to filter it
        var val = jQuery.filter(t,r);
        ret = r = val.r;
        t = jQuery.trim(val.t);
      }
    }

    // An error occurred with the selector;
    // just return an empty set instead
    if ( t )
      ret = [];

    // Remove the root context
    if ( ret && context == ret[0] )
      ret.shift();

    // And combine the results
    done = jQuery.merge( done, ret );

    return done;
  },

  classFilter: function(r,m,not){
    m = " " + m + " ";
    var tmp = [];
    for ( var i = 0; r[i]; i++ ) {
      var pass = (" " + r[i].className + " ").indexOf( m ) >= 0;
      if ( !not && pass || not && !pass )
        tmp.push( r[i] );
    }
    return tmp;
  },

  filter: function(t,r,not) {
    var last;

    // Look for common filter expressions
    while ( t && t != last ) {
      last = t;

      var p = jQuery.parse, m;

      for ( var i = 0; p[i]; i++ ) {
        m = p[i].exec( t );

        if ( m ) {
          // Remove what we just matched
          t = t.substring( m[0].length );

          m[2] = m[2].replace(/\\/g, "");
          break;
        }
      }

      if ( !m )
        break;

      // :not() is a special case that can be optimized by
      // keeping it out of the expression list
      if ( m[1] == ":" && m[2] == "not" )
        // optimize if only one selector found (most common case)
        r = isSimple.test( m[3] ) ?
          jQuery.filter(m[3], r, true).r :
          jQuery( r ).not( m[3] );

      // We can get a big speed boost by filtering by class here
      else if ( m[1] == "." )
        r = jQuery.classFilter(r, m[2], not);

      else if ( m[1] == "[" ) {
        var tmp = [], type = m[3];
        
        for ( var i = 0, rl = r.length; i < rl; i++ ) {
          var a = r[i], z = a[ jQuery.props[m[2]] || m[2] ];
          
          if ( z == null || /href|src|selected/.test(m[2]) )
            z = jQuery.attr(a,m[2]) || '';

          if ( (type == "" && !!z ||
             type == "=" && z == m[5] ||
             type == "!=" && z != m[5] ||
             type == "^=" && z && !z.indexOf(m[5]) ||
             type == "$=" && z.substr(z.length - m[5].length) == m[5] ||
             (type == "*=" || type == "~=") && z.indexOf(m[5]) >= 0) ^ not )
              tmp.push( a );
        }
        
        r = tmp;

      // We can get a speed boost by handling nth-child here
      } else if ( m[1] == ":" && m[2] == "nth-child" ) {
        var merge = {}, tmp = [],
          // parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6'
          test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
            m[3] == "even" && "2n" || m[3] == "odd" && "2n+1" ||
            !/\D/.test(m[3]) && "0n+" + m[3] || m[3]),
          // calculate the numbers (first)n+(last) including if they are negative
          first = (test[1] + (test[2] || 1)) - 0, last = test[3] - 0;
 
        // loop through all the elements left in the jQuery object
        for ( var i = 0, rl = r.length; i < rl; i++ ) {
          var node = r[i], parentNode = node.parentNode, id = jQuery.data(parentNode);

          if ( !merge[id] ) {
            var c = 1;

            for ( var n = parentNode.firstChild; n; n = n.nextSibling )
              if ( n.nodeType == 1 )
                n.nodeIndex = c++;

            merge[id] = true;
          }

          var add = false;

          if ( first == 0 ) {
            if ( node.nodeIndex == last )
              add = true;
          } else if ( (node.nodeIndex - last) % first == 0 && (node.nodeIndex - last) / first >= 0 )
            add = true;

          if ( add ^ not )
            tmp.push( node );
        }

        r = tmp;

      // Otherwise, find the expression to execute
      } else {
        var fn = jQuery.expr[ m[1] ];
        if ( typeof fn == "object" )
          fn = fn[ m[2] ];

        if ( typeof fn == "string" )
          fn = eval("false||function(a,i){return " + fn + ";}");

        // Execute it against the current filter
        r = jQuery.grep( r, function(elem, i){
          return fn(elem, i, m, r);
        }, not );
      }
    }

    // Return an array of filtered elements (r)
    // and the modified expression string (t)
    return { r: r, t: t };
  },

  dir: function( elem, dir ){
    var matched = [];
    var cur = elem[dir];
    while ( cur && cur != document ) {
      if ( cur.nodeType == 1 )
        matched.push( cur );
      cur = cur[dir];
    }
    return matched;
  },
  
  nth: function(cur,result,dir,elem){
    result = result || 1;
    var num = 0;

    for ( ; cur; cur = cur[dir] )
      if ( cur.nodeType == 1 && ++num == result )
        break;

    return cur;
  },
  
  sibling: function( n, elem ) {
    var r = [];

    for ( ; n; n = n.nextSibling ) {
      if ( n.nodeType == 1 && (!elem || n != elem) )
        r.push( n );
    }

    return r;
  }
});

/*
 * A number of helper functions used for managing events.
 * Many of the ideas behind this code orignated from 
 * Dean Edwards' addEvent library.
 */
jQuery.event = {

  // Bind an event to an element
  // Original by Dean Edwards
  add: function(elem, types, handler, data) {
    if ( elem.nodeType == 3 || elem.nodeType == 8 )
      return;

    // For whatever reason, IE has trouble passing the window object
    // around, causing it to be cloned in the process
    if ( jQuery.browser.msie && elem.setInterval != undefined )
      elem = window;

    // Make sure that the function being executed has a unique ID
    if ( !handler.guid )
      handler.guid = this.guid++;
      
    // if data is passed, bind to handler 
    if( data != undefined ) { 
      // Create temporary function pointer to original handler 
      var fn = handler; 

      // Create unique handler function, wrapped around original handler 
      handler = function() { 
        // Pass arguments and context to original handler 
        return fn.apply(this, arguments); 
      };

      // Store data in unique handler 
      handler.data = data;

      // Set the guid of unique handler to the same of original handler, so it can be removed 
      handler.guid = fn.guid;
    }

    // Init the element's event structure
    var events = jQuery.data(elem, "events") || jQuery.data(elem, "events", {}),
      handle = jQuery.data(elem, "handle") || jQuery.data(elem, "handle", function(){
        // returned undefined or false
        var val;

        // Handle the second event of a trigger and when
        // an event is called after a page has unloaded
        if ( typeof jQuery == "undefined" || jQuery.event.triggered )
          return val;
    
        val = jQuery.event.handle.apply(arguments.callee.elem, arguments);
    
        return val;
      });
    // Add elem as a property of the handle function
    // This is to prevent a memory leak with non-native
    // event in IE.
    handle.elem = elem;
      
      // Handle multiple events seperated by a space
      // jQuery(...).bind("mouseover mouseout", fn);
      jQuery.each(types.split(/\s+/), function(index, type) {
        // Namespaced event handlers
        var parts = type.split(".");
        type = parts[0];
        handler.type = parts[1];

        // Get the current list of functions bound to this event
        var handlers = events[type];

        // Init the event handler queue
        if (!handlers) {
          handlers = events[type] = {};
    
          // Check for a special event handler
          // Only use addEventListener/attachEvent if the special
          // events handler returns false
          if ( !jQuery.event.special[type] || jQuery.event.special[type].setup.call(elem) === false ) {
            // Bind the global event handler to the element
            if (elem.addEventListener)
              elem.addEventListener(type, handle, false);
            else if (elem.attachEvent)
              elem.attachEvent("on" + type, handle);
          }
        }

        // Add the function to the element's handler list
        handlers[handler.guid] = handler;

        // Keep track of which events have been used, for global triggering
        jQuery.event.global[type] = true;
      });
    
    // Nullify elem to prevent memory leaks in IE
    elem = null;
  },

  guid: 1,
  global: {},

  // Detach an event or set of events from an element
  remove: function(elem, types, handler) {
    // don't do events on text and comment nodes
    if ( elem.nodeType == 3 || elem.nodeType == 8 )
      return;

    var events = jQuery.data(elem, "events"), ret, index;

    if ( events ) {
      // Unbind all events for the element
      if ( types == undefined || (typeof types == "string" && types.charAt(0) == ".") )
        for ( var type in events )
          this.remove( elem, type + (types || "") );
      else {
        // types is actually an event object here
        if ( types.type ) {
          handler = types.handler;
          types = types.type;
        }
        
        // Handle multiple events seperated by a space
        // jQuery(...).unbind("mouseover mouseout", fn);
        jQuery.each(types.split(/\s+/), function(index, type){
          // Namespaced event handlers
          var parts = type.split(".");
          type = parts[0];
          
          if ( events[type] ) {
            // remove the given handler for the given type
            if ( handler )
              delete events[type][handler.guid];
      
            // remove all handlers for the given type
            else
              for ( handler in events[type] )
                // Handle the removal of namespaced events
                if ( !parts[1] || events[type][handler].type == parts[1] )
                  delete events[type][handler];

            // remove generic event handler if no more handlers exist
            for ( ret in events[type] ) break;
            if ( !ret ) {
              if ( !jQuery.event.special[type] || jQuery.event.special[type].teardown.call(elem) === false ) {
                if (elem.removeEventListener)
                  elem.removeEventListener(type, jQuery.data(elem, "handle"), false);
                else if (elem.detachEvent)
                  elem.detachEvent("on" + type, jQuery.data(elem, "handle"));
              }
              ret = null;
              delete events[type];
            }
          }
        });
      }

      // Remove the expando if it's no longer used
      for ( ret in events ) break;
      if ( !ret ) {
        var handle = jQuery.data( elem, "handle" );
        if ( handle ) handle.elem = null;
        jQuery.removeData( elem, "events" );
        jQuery.removeData( elem, "handle" );
      }
    }
  },

  trigger: function(type, data, elem, donative, extra) {
    // Clone the incoming data, if any
    data = jQuery.makeArray(data || []);

    if ( type.indexOf("!") >= 0 ) {
      type = type.slice(0, -1);
      var exclusive = true;
    }

    // Handle a global trigger
    if ( !elem ) {
      // Only trigger if we've ever bound an event for it
      if ( this.global[type] )
        jQuery("*").add([window, document]).trigger(type, data);

    // Handle triggering a single element
    } else {
      // don't do events on text and comment nodes
      if ( elem.nodeType == 3 || elem.nodeType == 8 )
        return undefined;

      var val, ret, fn = jQuery.isFunction( elem[ type ] || null ),
        // Check to see if we need to provide a fake event, or not
        event = !data[0] || !data[0].preventDefault;
      
      // Pass along a fake event
      if ( event )
        data.unshift( this.fix({ type: type, target: elem }) );

      // Enforce the right trigger type
      data[0].type = type;
      if ( exclusive )
        data[0].exclusive = true;

      // Trigger the event
      if ( jQuery.isFunction( jQuery.data(elem, "handle") ) )
        val = jQuery.data(elem, "handle").apply( elem, data );

      // Handle triggering native .onfoo handlers
      if ( !fn && elem["on"+type] && elem["on"+type].apply( elem, data ) === false )
        val = false;

      // Extra functions don't get the custom event object
      if ( event )
        data.shift();

      // Handle triggering of extra function
      if ( extra && jQuery.isFunction( extra ) ) {
        // call the extra function and tack the current return value on the end for possible inspection
        ret = extra.apply( elem, val == null ? data : data.concat( val ) );
        // if anything is returned, give it precedence and have it overwrite the previous value
        if (ret !== undefined)
          val = ret;
      }

      // Trigger the native events (except for clicks on links)
      if ( fn && donative !== false && val !== false && !(jQuery.nodeName(elem, 'a') && type == "click") ) {
        this.triggered = true;
        try {
          elem[ type ]();
        // prevent IE from throwing an error for some hidden elements
        } catch (e) {}
      }

      this.triggered = false;
    }

    return val;
  },

  handle: function(event) {
    // returned undefined or false
    var val;

    // Empty object is for triggered events with no data
    event = jQuery.event.fix( event || window.event || {} ); 

    // Namespaced event handlers
    var parts = event.type.split(".");
    event.type = parts[0];

    var handlers = jQuery.data(this, "events") && jQuery.data(this, "events")[event.type], args = Array.prototype.slice.call( arguments, 1 );
    args.unshift( event );

    for ( var j in handlers ) {
      var handler = handlers[j];
      // Pass in a reference to the handler function itself
      // So that we can later remove it
      args[0].handler = handler;
      args[0].data = handler.data;

      // Filter the functions by class
      if ( !parts[1] && !event.exclusive || handler.type == parts[1] ) {
        var ret = handler.apply( this, args );

        if ( val !== false )
          val = ret;

        if ( ret === false ) {
          event.preventDefault();
          event.stopPropagation();
        }
      }
    }

    // Clean up added properties in IE to prevent memory leak
    if (jQuery.browser.msie)
      event.target = event.preventDefault = event.stopPropagation =
        event.handler = event.data = null;

    return val;
  },

  fix: function(event) {
    // store a copy of the original event object 
    // and clone to set read-only properties
    var originalEvent = event;
    event = jQuery.extend({}, originalEvent);
    
    // add preventDefault and stopPropagation since 
    // they will not work on the clone
    event.preventDefault = function() {
      // if preventDefault exists run it on the original event
      if (originalEvent.preventDefault)
        originalEvent.preventDefault();
      // otherwise set the returnValue property of the original event to false (IE)
      originalEvent.returnValue = false;
    };
    event.stopPropagation = function() {
      // if stopPropagation exists run it on the original event
      if (originalEvent.stopPropagation)
        originalEvent.stopPropagation();
      // otherwise set the cancelBubble property of the original event to true (IE)
      originalEvent.cancelBubble = true;
    };
    
    // Fix target property, if necessary
    if ( !event.target )
      event.target = event.srcElement || document; // Fixes #1925 where srcElement might not be defined either
        
    // check if target is a textnode (safari)
    if ( event.target.nodeType == 3 )
      event.target = originalEvent.target.parentNode;

    // Add relatedTarget, if necessary
    if ( !event.relatedTarget && event.fromElement )
      event.relatedTarget = event.fromElement == event.target ? event.toElement : event.fromElement;

    // Calculate pageX/Y if missing and clientX/Y available
    if ( event.pageX == null && event.clientX != null ) {
      var doc = document.documentElement, body = document.body;
      event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc.clientLeft || 0);
      event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc.clientTop || 0);
    }
      
    // Add which for key events
    if ( !event.which && ((event.charCode || event.charCode === 0) ? event.charCode : event.keyCode) )
      event.which = event.charCode || event.keyCode;
    
    // Add metaKey to non-Mac browsers (use ctrl for PC's and Meta for Macs)
    if ( !event.metaKey && event.ctrlKey )
      event.metaKey = event.ctrlKey;

    // Add which for click: 1 == left; 2 == middle; 3 == right
    // Note: button is not normalized, so don't use it
    if ( !event.which && event.button )
      event.which = (event.button & 1 ? 1 : ( event.button & 2 ? 3 : ( event.button & 4 ? 2 : 0 ) ));
      
    return event;
  },
  
  special: {
    ready: {
      setup: function() {
        // Make sure the ready event is setup
        bindReady();
        return;
      },
      
      teardown: function() { return; }
    },
    
    mouseenter: {
      setup: function() {
        if ( jQuery.browser.msie ) return false;
        jQuery(this).bind("mouseover", jQuery.event.special.mouseenter.handler);
        return true;
      },
    
      teardown: function() {
        if ( jQuery.browser.msie ) return false;
        jQuery(this).unbind("mouseover", jQuery.event.special.mouseenter.handler);
        return true;
      },
      
      handler: function(event) {
        // If we actually just moused on to a sub-element, ignore it
        if ( withinElement(event, this) ) return true;
        // Execute the right handlers by setting the event type to mouseenter
        arguments[0].type = "mouseenter";
        return jQuery.event.handle.apply(this, arguments);
      }
    },
  
    mouseleave: {
      setup: function() {
        if ( jQuery.browser.msie ) return false;
        jQuery(this).bind("mouseout", jQuery.event.special.mouseleave.handler);
        return true;
      },
    
      teardown: function() {
        if ( jQuery.browser.msie ) return false;
        jQuery(this).unbind("mouseout", jQuery.event.special.mouseleave.handler);
        return true;
      },
      
      handler: function(event) {
        // If we actually just moused on to a sub-element, ignore it
        if ( withinElement(event, this) ) return true;
        // Execute the right handlers by setting the event type to mouseleave
        arguments[0].type = "mouseleave";
        return jQuery.event.handle.apply(this, arguments);
      }
    }
  }
};

jQuery.fn.extend({
  bind: function( type, data, fn ) {
    return type == "unload" ? this.one(type, data, fn) : this.each(function(){
      jQuery.event.add( this, type, fn || data, fn && data );
    });
  },
  
  one: function( type, data, fn ) {
    return this.each(function(){
      jQuery.event.add( this, type, function(event) {
        jQuery(this).unbind(event);
        return (fn || data).apply( this, arguments);
      }, fn && data);
    });
  },

  unbind: function( type, fn ) {
    return this.each(function(){
      jQuery.event.remove( this, type, fn );
    });
  },

  trigger: function( type, data, fn ) {
    return this.each(function(){
      jQuery.event.trigger( type, data, this, true, fn );
    });
  },

  triggerHandler: function( type, data, fn ) {
    if ( this[0] )
      return jQuery.event.trigger( type, data, this[0], false, fn );
    return undefined;
  },

  toggle: function() {
    // Save reference to arguments for access in closure
    var args = arguments;

    return this.click(function(event) {
      // Figure out which function to execute
      this.lastToggle = 0 == this.lastToggle ? 1 : 0;
      
      // Make sure that clicks stop
      event.preventDefault();
      
      // and execute the function
      return args[this.lastToggle].apply( this, arguments ) || false;
    });
  },

  hover: function(fnOver, fnOut) {
    return this.bind('mouseenter', fnOver).bind('mouseleave', fnOut);
  },
  
  ready: function(fn) {
    // Attach the listeners
    bindReady();

    // If the DOM is already ready
    if ( jQuery.isReady )
      // Execute the function immediately
      fn.call( document, jQuery );
      
    // Otherwise, remember the function for later
    else
      // Add the function to the wait list
      jQuery.readyList.push( function() { return fn.call(this, jQuery); } );
  
    return this;
  }
});

jQuery.extend({
  isReady: false,
  readyList: [],
  // Handle when the DOM is ready
  ready: function() {
    // Make sure that the DOM is not already loaded
    if ( !jQuery.isReady ) {
      // Remember that the DOM is ready
      jQuery.isReady = true;
      
      // If there are functions bound, to execute
      if ( jQuery.readyList ) {
        // Execute all of them
        jQuery.each( jQuery.readyList, function(){
          this.apply( document );
        });
        
        // Reset the list of functions
        jQuery.readyList = null;
      }
    
      // Trigger any bound ready events
      jQuery(document).triggerHandler("ready");
    }
  }
});

var readyBound = false;

function bindReady(){
  if ( readyBound ) return;
  readyBound = true;

  // Mozilla, Opera (see further below for it) and webkit nightlies currently support this event
  if ( document.addEventListener && !jQuery.browser.opera)
    // Use the handy event callback
    document.addEventListener( "DOMContentLoaded", jQuery.ready, false );
  
  // If IE is used and is not in a frame
  // Continually check to see if the document is ready
  if ( jQuery.browser.msie && window == top ) (function(){
    if (jQuery.isReady) return;
    try {
      // If IE is used, use the trick by Diego Perini
      // http://javascript.nwbox.com/IEContentLoaded/
      document.documentElement.doScroll("left");
    } catch( error ) {
      setTimeout( arguments.callee, 0 );
      return;
    }
    // and execute any waiting functions
    jQuery.ready();
  })();

  if ( jQuery.browser.opera )
    document.addEventListener( "DOMContentLoaded", function () {
      if (jQuery.isReady) return;
      for (var i = 0; i < document.styleSheets.length; i++)
        if (document.styleSheets[i].disabled) {
          setTimeout( arguments.callee, 0 );
          return;
        }
      // and execute any waiting functions
      jQuery.ready();
    }, false);

  if ( jQuery.browser.safari ) {
    var numStyles;
    (function(){
      if (jQuery.isReady) return;
      if ( document.readyState != "loaded" && document.readyState != "complete" ) {
        setTimeout( arguments.callee, 0 );
        return;
      }
      if ( numStyles === undefined )
        numStyles = jQuery("style, link[rel=stylesheet]").length;
      if ( document.styleSheets.length != numStyles ) {
        setTimeout( arguments.callee, 0 );
        return;
      }
      // and execute any waiting functions
      jQuery.ready();
    })();
  }

  // A fallback to window.onload, that will always work
  jQuery.event.add( window, "load", jQuery.ready );
}

jQuery.each( ("blur,focus,load,resize,scroll,unload,click,dblclick," +
  "mousedown,mouseup,mousemove,mouseover,mouseout,change,select," + 
  "submit,keydown,keypress,keyup,error").split(","), function(i, name){
  
  // Handle event binding
  jQuery.fn[name] = function(fn){
    return fn ? this.bind(name, fn) : this.trigger(name);
  };
});

// Checks if an event happened on an element within another element
// Used in jQuery.event.special.mouseenter and mouseleave handlers
var withinElement = function(event, elem) {
  // Check if mouse(over|out) are still within the same parent element
  var parent = event.relatedTarget;
  // Traverse up the tree
  while ( parent && parent != elem ) try { parent = parent.parentNode; } catch(error) { parent = elem; }
  // Return true if we actually just moused on to a sub-element
  return parent == elem;
};

// Prevent memory leaks in IE
// And prevent errors on refresh with events like mouseover in other browsers
// Window isn't included so as not to unbind existing unload events
jQuery(window).bind("unload", function() {
  jQuery("*").add(document).unbind();
});
jQuery.fn.extend({
  load: function( url, params, callback ) {
    if ( jQuery.isFunction( url ) )
      return this.bind("load", url);

    var off = url.indexOf(" ");
    if ( off >= 0 ) {
      var selector = url.slice(off, url.length);
      url = url.slice(0, off);
    }

    callback = callback || function(){};

    // Default to a GET request
    var type = "GET";

    // If the second parameter was provided
    if ( params )
      // If it's a function
      if ( jQuery.isFunction( params ) ) {
        // We assume that it's the callback
        callback = params;
        params = null;

      // Otherwise, build a param string
      } else {
        params = jQuery.param( params );
        type = "POST";
      }

    var self = this;

    // Request the remote document
    jQuery.ajax({
      url: url,
      type: type,
      dataType: "html",
      data: params,
      complete: function(res, status){
        // If successful, inject the HTML into all the matched elements
        if ( status == "success" || status == "notmodified" )
          // See if a selector was specified
          self.html( selector ?
            // Create a dummy div to hold the results
            jQuery("<div/>")
              // inject the contents of the document in, removing the scripts
              // to avoid any 'Permission Denied' errors in IE
              .append(res.responseText.replace(/<script(.|\s)*?\/script>/g, ""))

              // Locate the specified elements
              .find(selector) :

            // If not, just inject the full result
            res.responseText );

        self.each( callback, [res.responseText, status, res] );
      }
    });
    return this;
  },

  serialize: function() {
    return jQuery.param(this.serializeArray());
  },
  serializeArray: function() {
    return this.map(function(){
      return jQuery.nodeName(this, "form") ?
        jQuery.makeArray(this.elements) : this;
    })
    .filter(function(){
      return this.name && !this.disabled && 
        (this.checked || /select|textarea/i.test(this.nodeName) || 
          /text|hidden|password/i.test(this.type));
    })
    .map(function(i, elem){
      var val = jQuery(this).val();
      return val == null ? null :
        val.constructor == Array ?
          jQuery.map( val, function(val, i){
            return {name: elem.name, value: val};
          }) :
          {name: elem.name, value: val};
    }).get();
  }
});

// Attach a bunch of functions for handling common AJAX events
jQuery.each( "ajaxStart,ajaxStop,ajaxComplete,ajaxError,ajaxSuccess,ajaxSend".split(","), function(i,o){
  jQuery.fn[o] = function(f){
    return this.bind(o, f);
  };
});

var jsc = (new Date).getTime();

jQuery.extend({
  get: function( url, data, callback, type ) {
    // shift arguments if data argument was ommited
    if ( jQuery.isFunction( data ) ) {
      callback = data;
      data = null;
    }
    
    return jQuery.ajax({
      type: "GET",
      url: url,
      data: data,
      success: callback,
      dataType: type
    });
  },

  getScript: function( url, callback ) {
    return jQuery.get(url, null, callback, "script");
  },

  getJSON: function( url, data, callback ) {
    return jQuery.get(url, data, callback, "json");
  },

  post: function( url, data, callback, type ) {
    if ( jQuery.isFunction( data ) ) {
      callback = data;
      data = {};
    }

    return jQuery.ajax({
      type: "POST",
      url: url,
      data: data,
      success: callback,
      dataType: type
    });
  },

  ajaxSetup: function( settings ) {
    jQuery.extend( jQuery.ajaxSettings, settings );
  },

  ajaxSettings: {
    global: true,
    type: "GET",
    timeout: 0,
    contentType: "application/x-www-form-urlencoded",
    processData: true,
    async: true,
    data: null,
    username: null,
    password: null,
    accepts: {
      xml: "application/xml, text/xml",
      html: "text/html",
      script: "text/javascript, application/javascript",
      json: "application/json, text/javascript",
      text: "text/plain",
      _default: "*/*"
    }
  },
  
  // Last-Modified header cache for next request
  lastModified: {},

  ajax: function( s ) {
    var jsonp, jsre = /=\?(&|$)/g, status, data;

    // Extend the settings, but re-extend 's' so that it can be
    // checked again later (in the test suite, specifically)
    s = jQuery.extend(true, s, jQuery.extend(true, {}, jQuery.ajaxSettings, s));

    // convert data if not already a string
    if ( s.data && s.processData && typeof s.data != "string" )
      s.data = jQuery.param(s.data);

    // Handle JSONP Parameter Callbacks
    if ( s.dataType == "jsonp" ) {
      if ( s.type.toLowerCase() == "get" ) {
        if ( !s.url.match(jsre) )
          s.url += (s.url.match(/\?/) ? "&" : "?") + (s.jsonp || "callback") + "=?";
      } else if ( !s.data || !s.data.match(jsre) )
        s.data = (s.data ? s.data + "&" : "") + (s.jsonp || "callback") + "=?";
      s.dataType = "json";
    }

    // Build temporary JSONP function
    if ( s.dataType == "json" && (s.data && s.data.match(jsre) || s.url.match(jsre)) ) {
      jsonp = "jsonp" + jsc++;

      // Replace the =? sequence both in the query string and the data
      if ( s.data )
        s.data = (s.data + "").replace(jsre, "=" + jsonp + "$1");
      s.url = s.url.replace(jsre, "=" + jsonp + "$1");

      // We need to make sure
      // that a JSONP style response is executed properly
      s.dataType = "script";

      // Handle JSONP-style loading
      window[ jsonp ] = function(tmp){
        data = tmp;
        success();
        complete();
        // Garbage collect
        window[ jsonp ] = undefined;
        try{ delete window[ jsonp ]; } catch(e){}
        if ( head )
          head.removeChild( script );
      };
    }

    if ( s.dataType == "script" && s.cache == null )
      s.cache = false;

    if ( s.cache === false && s.type.toLowerCase() == "get" ) {
      var ts = (new Date()).getTime();
      // try replacing _= if it is there
      var ret = s.url.replace(/(\?|&)_=.*?(&|$)/, "$1_=" + ts + "$2");
      // if nothing was replaced, add timestamp to the end
      s.url = ret + ((ret == s.url) ? (s.url.match(/\?/) ? "&" : "?") + "_=" + ts : "");
    }

    // If data is available, append data to url for get requests
    if ( s.data && s.type.toLowerCase() == "get" ) {
      s.url += (s.url.match(/\?/) ? "&" : "?") + s.data;

      // IE likes to send both get and post data, prevent this
      s.data = null;
    }

    // Watch for a new set of requests
    if ( s.global && ! jQuery.active++ )
      jQuery.event.trigger( "ajaxStart" );

    // If we're requesting a remote document
    // and trying to load JSON or Script with a GET
    if ( (!s.url.indexOf("http") || !s.url.indexOf("//")) && s.dataType == "script" && s.type.toLowerCase() == "get" ) {
      var head = document.getElementsByTagName("head")[0];
      var script = document.createElement("script");
      script.src = s.url;
      if (s.scriptCharset)
        script.charset = s.scriptCharset;

      // Handle Script loading
      if ( !jsonp ) {
        var done = false;

        // Attach handlers for all browsers
        script.onload = script.onreadystatechange = function(){
          if ( !done && (!this.readyState || 
              this.readyState == "loaded" || this.readyState == "complete") ) {
            done = true;
            success();
            complete();
            head.removeChild( script );
          }
        };
      }

      head.appendChild(script);

      // We handle everything using the script element injection
      return undefined;
    }

    var requestDone = false;

    // Create the request object; Microsoft failed to properly
    // implement the XMLHttpRequest in IE7, so we use the ActiveXObject when it is available
    var xml = window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();

    // Open the socket
    xml.open(s.type, s.url, s.async, s.username, s.password);

    // Need an extra try/catch for cross domain requests in Firefox 3
    try {
      // Set the correct header, if data is being sent
      if ( s.data )
        xml.setRequestHeader("Content-Type", s.contentType);

      // Set the If-Modified-Since header, if ifModified mode.
      if ( s.ifModified )
        xml.setRequestHeader("If-Modified-Since",
          jQuery.lastModified[s.url] || "Thu, 01 Jan 1970 00:00:00 GMT" );

      // Set header so the called script knows that it's an XMLHttpRequest
      xml.setRequestHeader("X-Requested-With", "XMLHttpRequest");

      // Set the Accepts header for the server, depending on the dataType
      xml.setRequestHeader("Accept", s.dataType && s.accepts[ s.dataType ] ?
        s.accepts[ s.dataType ] + ", */*" :
        s.accepts._default );
    } catch(e){}

    // Allow custom headers/mimetypes
    if ( s.beforeSend )
      s.beforeSend(xml);
      
    if ( s.global )
      jQuery.event.trigger("ajaxSend", [xml, s]);

    // Wait for a response to come back
    var onreadystatechange = function(isTimeout){
      // The transfer is complete and the data is available, or the request timed out
      if ( !requestDone && xml && (xml.readyState == 4 || isTimeout == "timeout") ) {
        requestDone = true;
        
        // clear poll interval
        if (ival) {
          clearInterval(ival);
          ival = null;
        }
        
        status = isTimeout == "timeout" && "timeout" ||
          !jQuery.httpSuccess( xml ) && "error" ||
          s.ifModified && jQuery.httpNotModified( xml, s.url ) && "notmodified" ||
          "success";

        if ( status == "success" ) {
          // Watch for, and catch, XML document parse errors
          try {
            // process the data (runs the xml through httpData regardless of callback)
            data = jQuery.httpData( xml, s.dataType );
          } catch(e) {
            status = "parsererror";
          }
        }

        // Make sure that the request was successful or notmodified
        if ( status == "success" ) {
          // Cache Last-Modified header, if ifModified mode.
          var modRes;
          try {
            modRes = xml.getResponseHeader("Last-Modified");
          } catch(e) {} // swallow exception thrown by FF if header is not available
  
          if ( s.ifModified && modRes )
            jQuery.lastModified[s.url] = modRes;

          // JSONP handles its own success callback
          if ( !jsonp )
            success();  
        } else
          jQuery.handleError(s, xml, status);

        // Fire the complete handlers
        complete();

        // Stop memory leaks
        if ( s.async )
          xml = null;
      }
    };
    
    if ( s.async ) {
      // don't attach the handler to the request, just poll it instead
      var ival = setInterval(onreadystatechange, 13); 

      // Timeout checker
      if ( s.timeout > 0 )
        setTimeout(function(){
          // Check to see if the request is still happening
          if ( xml ) {
            // Cancel the request
            xml.abort();
  
            if( !requestDone )
              onreadystatechange( "timeout" );
          }
        }, s.timeout);
    }
      
    // Send the data
    try {
      xml.send(s.data);
    } catch(e) {
      jQuery.handleError(s, xml, null, e);
    }
    
    // firefox 1.5 doesn't fire statechange for sync requests
    if ( !s.async )
      onreadystatechange();

    function success(){
      // If a local callback was specified, fire it and pass it the data
      if ( s.success )
        s.success( data, status );

      // Fire the global callback
      if ( s.global )
        jQuery.event.trigger( "ajaxSuccess", [xml, s] );
    }

    function complete(){
      // Process result
      if ( s.complete )
        s.complete(xml, status);

      // The request was completed
      if ( s.global )
        jQuery.event.trigger( "ajaxComplete", [xml, s] );

      // Handle the global AJAX counter
      if ( s.global && ! --jQuery.active )
        jQuery.event.trigger( "ajaxStop" );
    }
    
    // return XMLHttpRequest to allow aborting the request etc.
    return xml;
  },

  handleError: function( s, xml, status, e ) {
    // If a local callback was specified, fire it
    if ( s.error ) s.error( xml, status, e );

    // Fire the global callback
    if ( s.global )
      jQuery.event.trigger( "ajaxError", [xml, s, e] );
  },

  // Counter for holding the number of active queries
  active: 0,

  // Determines if an XMLHttpRequest was successful or not
  httpSuccess: function( r ) {
    try {
      // IE error sometimes returns 1223 when it should be 204 so treat it as success, see #1450
      return !r.status && location.protocol == "file:" ||
        ( r.status >= 200 && r.status < 300 ) || r.status == 304 || r.status == 1223 ||
        jQuery.browser.safari && r.status == undefined;
    } catch(e){}
    return false;
  },

  // Determines if an XMLHttpRequest returns NotModified
  httpNotModified: function( xml, url ) {
    try {
      var xmlRes = xml.getResponseHeader("Last-Modified");

      // Firefox always returns 200. check Last-Modified date
      return xml.status == 304 || xmlRes == jQuery.lastModified[url] ||
        jQuery.browser.safari && xml.status == undefined;
    } catch(e){}
    return false;
  },

  httpData: function( r, type ) {
    var ct = r.getResponseHeader("content-type");
    var xml = type == "xml" || !type && ct && ct.indexOf("xml") >= 0;
    var data = xml ? r.responseXML : r.responseText;

    if ( xml && data.documentElement.tagName == "parsererror" )
      throw "parsererror";

    // If the type is "script", eval it in global context
    if ( type == "script" )
      jQuery.globalEval( data );

    // Get the JavaScript object, if JSON is used.
    if ( type == "json" )
      data = eval("(" + data + ")");

    return data;
  },

  // Serialize an array of form elements or a set of
  // key/values into a query string
  param: function( a ) {
    var s = [];

    // If an array was passed in, assume that it is an array
    // of form elements
    if ( a.constructor == Array || a.jquery )
      // Serialize the form elements
      jQuery.each( a, function(){
        s.push( encodeURIComponent(this.name) + "=" + encodeURIComponent( this.value ) );
      });

    // Otherwise, assume that it's an object of key/value pairs
    else
      // Serialize the key/values
      for ( var j in a )
        // If the value is an array then the key names need to be repeated
        if ( a[j] && a[j].constructor == Array )
          jQuery.each( a[j], function(){
            s.push( encodeURIComponent(j) + "=" + encodeURIComponent( this ) );
          });
        else
          s.push( encodeURIComponent(j) + "=" + encodeURIComponent( a[j] ) );

    // Return the resulting serialization
    return s.join("&").replace(/%20/g, "+");
  }

});
jQuery.fn.extend({
  show: function(speed,callback){
    return speed ?
      this.animate({
        height: "show", width: "show", opacity: "show"
      }, speed, callback) :
      
      this.filter(":hidden").each(function(){
        this.style.display = this.oldblock || "";
        if ( jQuery.css(this,"display") == "none" ) {
          var elem = jQuery("<" + this.tagName + " />").appendTo("body");
          this.style.display = elem.css("display");
          // handle an edge condition where css is - div { display:none; } or similar
          if (this.style.display == "none")
            this.style.display = "block";
          elem.remove();
        }
      }).end();
  },
  
  hide: function(speed,callback){
    return speed ?
      this.animate({
        height: "hide", width: "hide", opacity: "hide"
      }, speed, callback) :
      
      this.filter(":visible").each(function(){
        this.oldblock = this.oldblock || jQuery.css(this,"display");
        this.style.display = "none";
      }).end();
  },

  // Save the old toggle function
  _toggle: jQuery.fn.toggle,
  
  toggle: function( fn, fn2 ){
    return jQuery.isFunction(fn) && jQuery.isFunction(fn2) ?
      this._toggle( fn, fn2 ) :
      fn ?
        this.animate({
          height: "toggle", width: "toggle", opacity: "toggle"
        }, fn, fn2) :
        this.each(function(){
          jQuery(this)[ jQuery(this).is(":hidden") ? "show" : "hide" ]();
        });
  },
  
  slideDown: function(speed,callback){
    return this.animate({height: "show"}, speed, callback);
  },
  
  slideUp: function(speed,callback){
    return this.animate({height: "hide"}, speed, callback);
  },

  slideToggle: function(speed, callback){
    return this.animate({height: "toggle"}, speed, callback);
  },
  
  fadeIn: function(speed, callback){
    return this.animate({opacity: "show"}, speed, callback);
  },
  
  fadeOut: function(speed, callback){
    return this.animate({opacity: "hide"}, speed, callback);
  },
  
  fadeTo: function(speed,to,callback){
    return this.animate({opacity: to}, speed, callback);
  },
  
  animate: function( prop, speed, easing, callback ) {
    var optall = jQuery.speed(speed, easing, callback);

    return this[ optall.queue === false ? "each" : "queue" ](function(){
      if ( this.nodeType != 1)
        return false;

      var opt = jQuery.extend({}, optall);
      var hidden = jQuery(this).is(":hidden"), self = this;
      
      for ( var p in prop ) {
        if ( prop[p] == "hide" && hidden || prop[p] == "show" && !hidden )
          return jQuery.isFunction(opt.complete) && opt.complete.apply(this);

        if ( p == "height" || p == "width" ) {
          // Store display property
          opt.display = jQuery.css(this, "display");

          // Make sure that nothing sneaks out
          opt.overflow = this.style.overflow;
        }
      }

      if ( opt.overflow != null )
        this.style.overflow = "hidden";

      opt.curAnim = jQuery.extend({}, prop);
      
      jQuery.each( prop, function(name, val){
        var e = new jQuery.fx( self, opt, name );

        if ( /toggle|show|hide/.test(val) )
          e[ val == "toggle" ? hidden ? "show" : "hide" : val ]( prop );
        else {
          var parts = val.toString().match(/^([+-]=)?([\d+-.]+)(.*)$/),
            start = e.cur(true) || 0;

          if ( parts ) {
            var end = parseFloat(parts[2]),
              unit = parts[3] || "px";

            // We need to compute starting value
            if ( unit != "px" ) {
              self.style[ name ] = (end || 1) + unit;
              start = ((end || 1) / e.cur(true)) * start;
              self.style[ name ] = start + unit;
            }

            // If a +=/-= token was provided, we're doing a relative animation
            if ( parts[1] )
              end = ((parts[1] == "-=" ? -1 : 1) * end) + start;

            e.custom( start, end, unit );
          } else
            e.custom( start, val, "" );
        }
      });

      // For JS strict compliance
      return true;
    });
  },
  
  queue: function(type, fn){
    if ( jQuery.isFunction(type) || ( type && type.constructor == Array )) {
      fn = type;
      type = "fx";
    }

    if ( !type || (typeof type == "string" && !fn) )
      return queue( this[0], type );

    return this.each(function(){
      if ( fn.constructor == Array )
        queue(this, type, fn);
      else {
        queue(this, type).push( fn );
      
        if ( queue(this, type).length == 1 )
          fn.apply(this);
      }
    });
  },

  stop: function(clearQueue, gotoEnd){
    var timers = jQuery.timers;

    if (clearQueue)
      this.queue([]);

    this.each(function(){
      // go in reverse order so anything added to the queue during the loop is ignored
      for ( var i = timers.length - 1; i >= 0; i-- )
        if ( timers[i].elem == this ) {
          if (gotoEnd)
            // force the next step to be the last
            timers[i](true);
          timers.splice(i, 1);
        }
    });

    // start the next in the queue if the last step wasn't forced
    if (!gotoEnd)
      this.dequeue();

    return this;
  }

});

var queue = function( elem, type, array ) {
  if ( !elem )
    return undefined;

  type = type || "fx";

  var q = jQuery.data( elem, type + "queue" );

  if ( !q || array )
    q = jQuery.data( elem, type + "queue", 
      array ? jQuery.makeArray(array) : [] );

  return q;
};

jQuery.fn.dequeue = function(type){
  type = type || "fx";

  return this.each(function(){
    var q = queue(this, type);

    q.shift();

    if ( q.length )
      q[0].apply( this );
  });
};

jQuery.extend({
  
  speed: function(speed, easing, fn) {
    var opt = speed && speed.constructor == Object ? speed : {
      complete: fn || !fn && easing || 
        jQuery.isFunction( speed ) && speed,
      duration: speed,
      easing: fn && easing || easing && easing.constructor != Function && easing
    };

    opt.duration = (opt.duration && opt.duration.constructor == Number ? 
      opt.duration : 
      { slow: 600, fast: 200 }[opt.duration]) || 400;
  
    // Queueing
    opt.old = opt.complete;
    opt.complete = function(){
      if ( opt.queue !== false )
        jQuery(this).dequeue();
      if ( jQuery.isFunction( opt.old ) )
        opt.old.apply( this );
    };
  
    return opt;
  },
  
  easing: {
    linear: function( p, n, firstNum, diff ) {
      return firstNum + diff * p;
    },
    swing: function( p, n, firstNum, diff ) {
      return ((-Math.cos(p*Math.PI)/2) + 0.5) * diff + firstNum;
    }
  },
  
  timers: [],
  timerId: null,

  fx: function( elem, options, prop ){
    this.options = options;
    this.elem = elem;
    this.prop = prop;

    if ( !options.orig )
      options.orig = {};
  }

});

jQuery.fx.prototype = {

  // Simple function for setting a style value
  update: function(){
    if ( this.options.step )
      this.options.step.apply( this.elem, [ this.now, this ] );

    (jQuery.fx.step[this.prop] || jQuery.fx.step._default)( this );

    // Set display property to block for height/width animations
    if ( this.prop == "height" || this.prop == "width" )
      this.elem.style.display = "block";
  },

  // Get the current size
  cur: function(force){
    if ( this.elem[this.prop] != null && this.elem.style[this.prop] == null )
      return this.elem[ this.prop ];

    var r = parseFloat(jQuery.css(this.elem, this.prop, force));
    return r && r > -10000 ? r : parseFloat(jQuery.curCSS(this.elem, this.prop)) || 0;
  },

  // Start an animation from one number to another
  custom: function(from, to, unit){
    this.startTime = (new Date()).getTime();
    this.start = from;
    this.end = to;
    this.unit = unit || this.unit || "px";
    this.now = this.start;
    this.pos = this.state = 0;
    this.update();

    var self = this;
    function t(gotoEnd){
      return self.step(gotoEnd);
    }

    t.elem = this.elem;

    jQuery.timers.push(t);

    if ( jQuery.timerId == null ) {
      jQuery.timerId = setInterval(function(){
        var timers = jQuery.timers;
        
        for ( var i = 0; i < timers.length; i++ )
          if ( !timers[i]() )
            timers.splice(i--, 1);

        if ( !timers.length ) {
          clearInterval( jQuery.timerId );
          jQuery.timerId = null;
        }
      }, 13);
    }
  },

  // Simple 'show' function
  show: function(){
    // Remember where we started, so that we can go back to it later
    this.options.orig[this.prop] = jQuery.attr( this.elem.style, this.prop );
    this.options.show = true;

    // Begin the animation
    this.custom(0, this.cur());

    // Make sure that we start at a small width/height to avoid any
    // flash of content
    if ( this.prop == "width" || this.prop == "height" )
      this.elem.style[this.prop] = "1px";
    
    // Start by showing the element
    jQuery(this.elem).show();
  },

  // Simple 'hide' function
  hide: function(){
    // Remember where we started, so that we can go back to it later
    this.options.orig[this.prop] = jQuery.attr( this.elem.style, this.prop );
    this.options.hide = true;

    // Begin the animation
    this.custom(this.cur(), 0);
  },

  // Each step of an animation
  step: function(gotoEnd){
    var t = (new Date()).getTime();

    if ( gotoEnd || t > this.options.duration + this.startTime ) {
      this.now = this.end;
      this.pos = this.state = 1;
      this.update();

      this.options.curAnim[ this.prop ] = true;

      var done = true;
      for ( var i in this.options.curAnim )
        if ( this.options.curAnim[i] !== true )
          done = false;

      if ( done ) {
        if ( this.options.display != null ) {
          // Reset the overflow
          this.elem.style.overflow = this.options.overflow;
        
          // Reset the display
          this.elem.style.display = this.options.display;
          if ( jQuery.css(this.elem, "display") == "none" )
            this.elem.style.display = "block";
        }

        // Hide the element if the "hide" operation was done
        if ( this.options.hide )
          this.elem.style.display = "none";

        // Reset the properties, if the item has been hidden or shown
        if ( this.options.hide || this.options.show )
          for ( var p in this.options.curAnim )
            jQuery.attr(this.elem.style, p, this.options.orig[p]);
      }

      // If a callback was provided, execute it
      if ( done && jQuery.isFunction( this.options.complete ) )
        // Execute the complete function
        this.options.complete.apply( this.elem );

      return false;
    } else {
      var n = t - this.startTime;
      this.state = n / this.options.duration;

      // Perform the easing function, defaults to swing
      this.pos = jQuery.easing[this.options.easing || (jQuery.easing.swing ? "swing" : "linear")](this.state, n, 0, 1, this.options.duration);
      this.now = this.start + ((this.end - this.start) * this.pos);

      // Perform the next step of the animation
      this.update();
    }

    return true;
  }

};

jQuery.fx.step = {
  scrollLeft: function(fx){
    fx.elem.scrollLeft = fx.now;
  },

  scrollTop: function(fx){
    fx.elem.scrollTop = fx.now;
  },

  opacity: function(fx){
    jQuery.attr(fx.elem.style, "opacity", fx.now);
  },

  _default: function(fx){
    fx.elem.style[ fx.prop ] = fx.now + fx.unit;
  }
};
// The Offset Method
// Originally By Brandon Aaron, part of the Dimension Plugin
// http://jquery.com/plugins/project/dimensions
jQuery.fn.offset = function() {
  var left = 0, top = 0, elem = this[0], results;
  
  if ( elem ) with ( jQuery.browser ) {
    var parent       = elem.parentNode, 
        offsetChild  = elem,
        offsetParent = elem.offsetParent, 
        doc          = elem.ownerDocument,
        safari2      = safari && parseInt(version) < 522 && !/adobeair/i.test(userAgent),
        fixed        = jQuery.css(elem, "position") == "fixed";
  
    // Use getBoundingClientRect if available
    if ( elem.getBoundingClientRect ) {
      var box = elem.getBoundingClientRect();
    
      // Add the document scroll offsets
      add(box.left + Math.max(doc.documentElement.scrollLeft, doc.body.scrollLeft),
        box.top  + Math.max(doc.documentElement.scrollTop,  doc.body.scrollTop));
    
      // IE adds the HTML element's border, by default it is medium which is 2px
      // IE 6 and 7 quirks mode the border width is overwritable by the following css html { border: 0; }
      // IE 7 standards mode, the border is always 2px
      // This border/offset is typically represented by the clientLeft and clientTop properties
      // However, in IE6 and 7 quirks mode the clientLeft and clientTop properties are not updated when overwriting it via CSS
      // Therefore this method will be off by 2px in IE while in quirksmode
      add( -doc.documentElement.clientLeft, -doc.documentElement.clientTop );
  
    // Otherwise loop through the offsetParents and parentNodes
    } else {
    
      // Initial element offsets
      add( elem.offsetLeft, elem.offsetTop );
      
      // Get parent offsets
      while ( offsetParent ) {
        // Add offsetParent offsets
        add( offsetParent.offsetLeft, offsetParent.offsetTop );
      
        // Mozilla and Safari > 2 does not include the border on offset parents
        // However Mozilla adds the border for table or table cells
        if ( mozilla && !/^t(able|d|h)$/i.test(offsetParent.tagName) || safari && !safari2 )
          border( offsetParent );
          
        // Add the document scroll offsets if position is fixed on any offsetParent
        if ( !fixed && jQuery.css(offsetParent, "position") == "fixed" )
          fixed = true;
      
        // Set offsetChild to previous offsetParent unless it is the body element
        offsetChild  = /^body$/i.test(offsetParent.tagName) ? offsetChild : offsetParent;
        // Get next offsetParent
        offsetParent = offsetParent.offsetParent;
      }
    
      // Get parent scroll offsets
      while ( parent && parent.tagName && !/^body|html$/i.test(parent.tagName) ) {
        // Remove parent scroll UNLESS that parent is inline or a table to work around Opera inline/table scrollLeft/Top bug
        if ( !/^inline|table.*$/i.test(jQuery.css(parent, "display")) )
          // Subtract parent scroll offsets
          add( -parent.scrollLeft, -parent.scrollTop );
      
        // Mozilla does not add the border for a parent that has overflow != visible
        if ( mozilla && jQuery.css(parent, "overflow") != "visible" )
          border( parent );
      
        // Get next parent
        parent = parent.parentNode;
      }
    
      // Safari <= 2 doubles body offsets with a fixed position element/offsetParent or absolutely positioned offsetChild
      // Mozilla doubles body offsets with a non-absolutely positioned offsetChild
      if ( (safari2 && (fixed || jQuery.css(offsetChild, "position") == "absolute")) || 
        (mozilla && jQuery.css(offsetChild, "position") != "absolute") )
          add( -doc.body.offsetLeft, -doc.body.offsetTop );
      
      // Add the document scroll offsets if position is fixed
      if ( fixed )
        add(Math.max(doc.documentElement.scrollLeft, doc.body.scrollLeft),
          Math.max(doc.documentElement.scrollTop,  doc.body.scrollTop));
    }

    // Return an object with top and left properties
    results = { top: top, left: left };
  }

  function border(elem) {
    add( jQuery.curCSS(elem, "borderLeftWidth", true), jQuery.curCSS(elem, "borderTopWidth", true) );
  }

  function add(l, t) {
    left += parseInt(l) || 0;
    top += parseInt(t) || 0;
  }

  return results;
};
})();
