/* prevent execution of jQuery if included more then once */
if(typeof window.jQuery == "undefined") {
	/*
 	* jQuery 1.0.3 - New Wave Javascript
 	*
 	* Copyright (c) 2006 John Resig (jquery.com)
 	* Dual licensed under the MIT (MIT-LICENSE.txt)
 	* and GPL (GPL-LICENSE.txt) licenses.
 	*
 	* $Date: 2008/11/06 08:53:51 $
 	* $Rev: 501 $
 	*/

	// Global undefined variable
	window.undefined = window.undefined;
	var jQuery = function(a,c) {

		// Shortcut for document ready (because $(document).each() is silly)
		if ( a && typeof a == "function" && jQuery.fn.ready )
			return jQuery(document).ready(a);

		// Make sure that a selection was provided
		a = a || jQuery.context || document;

		// Watch for when a jQuery object is passed as the selector
		if ( a.jquery )
			return jQuery( jQuery.merge( a, [] ) );

		// Watch for when a jQuery object is passed at the context
		if ( c && c.jquery )
			return jQuery( c ).find(a);

		// If the context is global, return a new object
		if ( window == this )
			return new jQuery(a,c);

		// Handle HTML strings
		if ( a.constructor == String ) {
			var m = /^[^<]*(<.+>)[^>]*$/.exec(a);
			if ( m ) a = jQuery.clean( [ m[1] ] );
		}

		// Watch for when an array is passed in
		this.get( a.constructor == Array || a.length && !a.nodeType && a[0] != undefined && a[0].nodeType ?
			// Assume that it is an array of DOM Elements
			jQuery.merge( a, [] ) :

			// Find the matching elements and save them for later
			jQuery.find( a, c ) );

		// See if an extra function was provided
		var fn = arguments[ arguments.length - 1 ];

		// If so, execute it in context
		if ( fn && typeof fn == "function" )
			this.each(fn);

		return this;
	};

	// Map over the $ in case of overwrite
	if ( typeof $ != "undefined" )
		jQuery._$ = $;

	// Map the jQuery namespace to the '$' one
	var $ = jQuery;

	jQuery.fn = jQuery.prototype = {
		jquery: "1.0.3",

		size: function() {
			return this.length;
		},

		get: function( num ) {
			// Watch for when an array (of elements) is passed in
			if ( num && num.constructor == Array ) {

				// Use a tricky hack to make the jQuery object
				// look and feel like an array
				this.length = 0;
				[].push.apply( this, num );

				return this;
			} else
				return num == undefined ?

					// Return a 'clean' array
					jQuery.merge( this, [] ) :

					// Return just the object
					this[num];
		},
		each: function( fn, args ) {
			return jQuery.each( this, fn, args );
		},
		index: function( obj ) {
			var pos = -1;
			this.each(function(i){
				if ( this == obj ) pos = i;
			});
			return pos;
		},

		attr: function( key, value, type ) {
			// Check to see if we're setting style values
			return key.constructor != String || value != undefined ?
				this.each(function(){
					// See if we're setting a hash of styles
					if ( value == undefined )
						// Set all the styles
						for ( var prop in key )
							jQuery.attr(
								type ? this.style : this,
								prop, key[prop]
							);

					// See if we're setting a single key/value style
					else
						jQuery.attr(
							type ? this.style : this,
							key, value
						);
				}) :

				// Look for the case where we're accessing a style value
				jQuery[ type || "attr" ]( this[0], key );
		},

		css: function( key, value ) {
			return this.attr( key, value, "curCSS" );
		},
		text: function(e) {
			e = e || this;
			var t = "";
			for ( var j = 0; j < e.length; j++ ) {
				var r = e[j].childNodes;
				for ( var i = 0; i < r.length; i++ )
					if ( r[i].nodeType != 8 )
						t += r[i].nodeType != 1 ?
							r[i].nodeValue : jQuery.fn.text([ r[i] ]);
			}
			return t;
		},

		wrap: function() {
			// The elements to wrap the target around
			var a = jQuery.clean(arguments);

			// Wrap each of the matched elements individually
			return this.each(function(){
				// Clone the structure that we're using to wrap
				var b = a[0].cloneNode(true);

				// Insert it before the element to be wrapped
				this.parentNode.insertBefore( b, this );

				// Find the deepest point in the wrap structure
				while ( b.firstChild )
					b = b.firstChild;

				// Move the matched element to within the wrap structure
				b.appendChild( this );
			});
		},

		append: function() {
			return this.domManip(arguments, true, 1, function(a){
				this.appendChild( a );
			});
		},

		prepend: function() {
			return this.domManip(arguments, true, -1, function(a){
				this.insertBefore( a, this.firstChild );
			});
		},

		before: function() {
			return this.domManip(arguments, false, 1, function(a){
				this.parentNode.insertBefore( a, this );
			});
		},

		after: function() {
			return this.domManip(arguments, false, -1, function(a){
			this.parentNode.insertBefore( a, this.nextSibling );
			});
		},
		end: function() {
			return this.get( this.stack.pop() );
		},
		find: function(t) {
			return this.pushStack( jQuery.map( this, function(a){
				return jQuery.find(t,a);
			}), arguments );
		},
		clone: function(deep) {
			return this.pushStack( jQuery.map( this, function(a){
				return a.cloneNode( deep != undefined ? deep : true );
			}), arguments );
		},

		filter: function(t) {
			return this.pushStack(
				t.constructor == Array &&
				jQuery.map(this,function(a){
					for ( var i = 0; i < t.length; i++ )
						if ( jQuery.filter(t[i],[a]).r.length )
							return a;
					return false;
				}) ||

				t.constructor == Boolean && ( t ? this.get() : [] ) || typeof t == "function" && jQuery.grep( this, t ) || jQuery.filter(t,this).r, arguments );
		},

		not: function(t) {
			return this.pushStack( t.constructor == String ?
				jQuery.filter(t,this,false).r :
				jQuery.grep(this,function(a){ return a != t; }), arguments );
		},

		add: function(t) {
			return this.pushStack( jQuery.merge( this, t.constructor == String ?
				jQuery.find(t) : t.constructor == Array ? t : [t] ), arguments );
		},
		is: function(expr) {
			return expr ? jQuery.filter(expr,this).r.length > 0 : false;
		},
		domManip: function(args, table, dir, fn){
			var clone = this.size() > 1;
			var a = jQuery.clean(args);

			return this.each(function(){
				var obj = this;

				if ( table && this.nodeName.toUpperCase() == "TABLE" && a[0].nodeName.toUpperCase() != "THEAD" ) {
					var tbody = this.getElementsByTagName("tbody");

					if ( !tbody.length ) {
						obj = document.createElement("tbody");
						this.appendChild( obj );
					} else
						obj = tbody[0];
				}

				for ( var i = ( dir < 0 ? a.length - 1 : 0 );
					i != ( dir < 0 ? dir : a.length ); i += dir ) {
						fn.apply( obj, [ clone ? a[i].cloneNode(true) : a[i] ] );
				}
			});
		},
		pushStack: function(a,args) {
			var fn = args && args[args.length-1];
			var fn2 = args && args[args.length-2];
		
			if ( fn && fn.constructor != Function ) fn = null;
			if ( fn2 && fn2.constructor != Function ) fn2 = null;

			if ( !fn ) {
				if ( !this.stack ) this.stack = [];
				this.stack.push( this.get() );
				this.get( a );
			} else {
				var old = this.get();
				this.get( a );

				if ( fn2 && a.length || !fn2 )
					this.each( fn2 || fn ).get( old );
				else
					this.get( old ).each( fn );
			}

			return this;
		}
	};

	jQuery.extend = jQuery.fn.extend = function(obj,prop) {
		// Watch for the case where null or undefined gets passed in by accident
		if ( arguments.length > 1 && (prop === null || prop == undefined) )
			return obj;

		// If no property object was provided, then we're extending jQuery
		if ( !prop ) { prop = obj; obj = this; }

		// Extend the base object
		for ( var i in prop ) obj[i] = prop[i];

		// Return the modified object
		return obj;
	};

	jQuery.extend({
		init: function(){
			jQuery.initDone = true;

			jQuery.each( jQuery.macros.axis, function(i,n){
				jQuery.fn[ i ] = function(a) {
					var ret = jQuery.map(this,n);
					if ( a && a.constructor == String )
						ret = jQuery.filter(a,ret).r;
					return this.pushStack( ret, arguments );
				};
			});

			jQuery.each( jQuery.macros.to, function(i,n){
				jQuery.fn[ i ] = function(){
					var a = arguments;
					return this.each(function(){
						for ( var j = 0; j < a.length; j++ )
							jQuery(a[j])[n]( this );
					});
				};
			});

			jQuery.each( jQuery.macros.each, function(i,n){
				jQuery.fn[ i ] = function() {
					return this.each( n, arguments );
				};
			});

			jQuery.each( jQuery.macros.filter, function(i,n){
				jQuery.fn[ n ] = function(num,fn) {
					return this.filter( ":" + n + "(" + num + ")", fn );
				};
			});

			jQuery.each( jQuery.macros.attr, function(i,n){
				n = n || i;
				jQuery.fn[ i ] = function(h) {
					return h == undefined ?
						this.length ? this[0][n] : null :
						this.attr( n, h );
				};
			});

			jQuery.each( jQuery.macros.css, function(i,n){
				jQuery.fn[ n ] = function(h) {
					return h == undefined ?
						( this.length ? jQuery.css( this[0], n ) : null ) :
							this.css( n, h );
				};
			});

		},
		each: function( obj, fn, args ) {
			if ( obj.length == undefined )
				for ( var i in obj )
					fn.apply( obj[i], args || [i, obj[i]] );
			else
				for ( var i = 0; i < obj.length; i++ )
					if ( fn.apply( obj[i], args || [i, obj[i]] ) === false ) break;
			return obj;
		},

		className: {
			add: function(o,c){
				if (jQuery.className.has(o,c)) return;
				o.className += ( o.className ? " " : "" ) + c;
			},
			remove: function(o,c){
				if( !c ) {
					o.className = "";
				} else {
					var classes = o.className.split(" ");
					for(var i=0; i<classes.length; i++) {
						if(classes[i] == c) {
							classes.splice(i, 1);
							break;
						}
					}
					o.className = classes.join(' ');
				}
			},
			has: function(e,a) {
				if ( e.className != undefined )
					e = e.className;
				return new RegExp("(^|\\s)" + a + "(\\s|$)").test(e);
			}
		},
		swap: function(e,o,f) {
			for ( var i in o ) {
				e.style["old"+i] = e.style[i];
				e.style[i] = o[i];
			}
			f.apply( e, [] );
			for ( var i in o )
				e.style[i] = e.style["old"+i];
		},

		css: function(e,p) {
			if ( p == "height" || p == "width" ) {
				var old = {}, oHeight, oWidth, d = ["Top","Bottom","Right","Left"];

				for ( var i in d ) {
					old["padding" + d[i]] = 0;
					old["border" + d[i] + "Width"] = 0;
				}

				jQuery.swap( e, old, function() {
					if (jQuery.css(e,"display") != "none") {
						oHeight = e.offsetHeight;
						oWidth = e.offsetWidth;
					} else {
						e = jQuery(e.cloneNode(true))
							.find(":radio").removeAttr("checked").end()
							.css({
								visibility: "hidden", position: "absolute", display: "block", right: "0", left: "0"
							}).appendTo(e.parentNode)[0];

						var parPos = jQuery.css(e.parentNode,"position");
						if ( parPos == "" || parPos == "static" )
							e.parentNode.style.position = "relative";

						oHeight = e.clientHeight;
						oWidth = e.clientWidth;

						if ( parPos == "" || parPos == "static" )
							e.parentNode.style.position = "static";

						e.parentNode.removeChild(e);
					}
				});

				return p == "height" ? oHeight : oWidth;
			}

			return jQuery.curCSS( e, p );
		},

		curCSS: function(elem, prop, force) {
			var ret;
		
			if (prop == 'opacity' && jQuery.browser.msie)
				return jQuery.attr(elem.style, 'opacity');
			
			if (prop == "float" || prop == "cssFloat")
		    	prop = jQuery.browser.msie ? "styleFloat" : "cssFloat";

			if (!force && elem.style[prop]) {
				ret = elem.style[prop];
			} else if (elem.currentStyle) {
				var newProp = prop.replace(/\-(\w)/g,function(m,c){return c.toUpperCase();});
				ret = elem.currentStyle[prop] || elem.currentStyle[newProp];
			} else if (document.defaultView && document.defaultView.getComputedStyle) {

				if (prop == "cssFloat" || prop == "styleFloat")
					prop = "float";

				prop = prop.replace(/([A-Z])/g,"-$1").toLowerCase();
				var cur = document.defaultView.getComputedStyle(elem, null);

				if ( cur )
					ret = cur.getPropertyValue(prop);
				else if ( prop == 'display' )
					ret = 'none';
				else
					jQuery.swap(elem, { display: 'block' }, function() {
						ret = document.defaultView.getComputedStyle(this,null).getPropertyValue(prop);
					});

			}

			return ret;
		},
	
		clean: function(a) {
			var r = [];
			for ( var i = 0; i < a.length; i++ ) {
				var arg = a[i];
				if ( arg.constructor == String ) { // Convert html string into DOM nodes
					// Trim whitespace, otherwise indexOf won't work as expected
					var s = jQuery.trim(arg), div = document.createElement("div"), wrap = [0,"",""];

					if ( !s.indexOf("<opt") ) // option or optgroup
						wrap = [1, "<select>", "</select>"];
					else if ( !s.indexOf("<thead") || !s.indexOf("<tbody") )
						wrap = [1, "<table>", "</table>"];
					else if ( !s.indexOf("<tr") )
						wrap = [2, "<table>", "</table>"];	// tbody auto-inserted
					else if ( !s.indexOf("<td") || !s.indexOf("<th") )
						wrap = [3, "<table><tbody><tr>", "</tr></tbody></table>"];

					// Go to html and back, then peel off extra wrappers
					div.innerHTML = wrap[1] + s + wrap[2];
					while ( wrap[0]-- ) div = div.firstChild;
				
					// Have to loop through the childNodes here to 
					// prevent a Safari crash with text nodes and /n characters
					for ( var j = 0; j < div.childNodes.length; j++ )
						r.push( div.childNodes[j] );
				} 
				else if ( arg.length != undefined && !arg.nodeType ) // Handles Array, jQuery, DOM NodeList collections
					for ( var n = 0; n < arg.length; n++ )
						r.push(arg[n]);
				else
					r.push(	arg.nodeType ? arg : document.createTextNode(arg.toString()) );
			}

			return r;
		},

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

				// Child Checks
				"nth-child": "jQuery.sibling(a,m[3]).cur",
				"first-child": "jQuery.sibling(a,0).cur",
				"last-child": "jQuery.sibling(a,0).last",
				"only-child": "jQuery.sibling(a).length==1",

				// Parent Checks
				parent: "a.childNodes.length",
				empty: "!a.childNodes.length",

				// Text Check
				contains: "jQuery.fn.text.apply([a]).indexOf(m[3])>=0",

				// Visibility
				visible: "a.type!='hidden'&&jQuery.css(a,'display')!='none'&&jQuery.css(a,'visibility')!='hidden'",
				hidden: "a.type=='hidden'||jQuery.css(a,'display')=='none'||jQuery.css(a,'visibility')=='hidden'",

				// Form attributes
				enabled: "!a.disabled",
				disabled: "a.disabled",
				checked: "a.checked",
				selected: "a.selected || jQuery.attr(a, 'selected')",

				// Form elements
				text: "a.type=='text'",
				radio: "a.type=='radio'",
				checkbox: "a.type=='checkbox'",
				file: "a.type=='file'",
				password: "a.type=='password'",
				submit: "a.type=='submit'",
				image: "a.type=='image'",
				reset: "a.type=='reset'",
				button: "a.type=='button'",
				input: "a.nodeName.toLowerCase().match(/input|select|textarea|button/)"
			},
			".": "jQuery.className.has(a,m[2])",
			"@": {
				"=": "z==m[4]",
				"!=": "z!=m[4]",
				"^=": "z && !z.indexOf(m[4])",
				"$=": "z && z.substr(z.length - m[4].length,m[4].length)==m[4]",
				"*=": "z && z.indexOf(m[4])>=0",
				"": "z"
			},
			"[": "jQuery.find(m[2],a).length"
		},

		token: [
			"\\.\\.|/\\.\\.", "a.parentNode",
			">|/", "jQuery.sibling(a.firstChild)",
			"\\+", "jQuery.sibling(a).next",
			"~", function(a){
				var r = [];
				var s = jQuery.sibling(a);
				if ( s.n > 0 )
					for ( var i = s.n; i < s.length; i++ )
						r.push( s[i] );
				return r;
			}
		],
		find: function( t, context ) {
			// Make sure that the context is a DOM Element
			if ( context && context.nodeType == undefined )
				context = null;

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

			if ( t.constructor != String ) return [t];

			if ( !t.indexOf("//") ) {
				context = context.documentElement;
				t = t.substr(2,t.length);
			} else if ( !t.indexOf("/") ) {
				context = context.documentElement;
				t = t.substr(1,t.length);
				// FIX Assume the root element is right :(
				if ( t.indexOf("/") >= 1 )
					t = t.substr(t.indexOf("/"),t.length);
			}

			var ret = [context];
			var done = [];
			var last = null;

			while ( t.length > 0 && last != t ) {
				var r = [];
				last = t;
	
				t = jQuery.trim(t).replace( /^\/\//i, "" );

				var foundToken = false;

				for ( var i = 0; i < jQuery.token.length; i += 2 ) {
					if ( foundToken ) continue;

					var re = new RegExp("^(" + jQuery.token[i] + ")");
					var m = re.exec(t);

					if ( m ) {
						r = ret = jQuery.map( ret, jQuery.token[i+1] );
						t = jQuery.trim( t.replace( re, "" ) );
						foundToken = true;
					}
				}

				if ( !foundToken ) {
					if ( !t.indexOf(",") || !t.indexOf("|") ) {
						if ( ret[0] == context ) ret.shift();
						done = jQuery.merge( done, ret );
						r = ret = [context];
						t = " " + t.substr(1,t.length);
					} else {
						var re2 = /^([#.]?)([a-z0-9\\*_-]*)/i;
						var m = re2.exec(t);

						if ( m[1] == "#" ) {
							// Ummm, should make this work in all XML docs
							var oid = document.getElementById(m[2]);
							r = ret = oid ? [oid] : [];
							t = t.replace( re2, "" );
						} else {
							if ( !m[2] || m[1] == "." ) m[2] = "*";

							for ( var i = 0; i < ret.length; i++ )
								r = jQuery.merge( r,
									m[2] == "*" ?
										jQuery.getAll(ret[i]) :
										ret[i].getElementsByTagName(m[2])
								);
						}
					}

				}

				if ( t ) {
					var val = jQuery.filter(t,r);
					ret = r = val.r;
					t = jQuery.trim(val.t);
				}
			}

			if ( ret && ret[0] == context ) ret.shift();
			done = jQuery.merge( done, ret );

			return done;
		},

		getAll: function(o,r) {
			r = r || [];
			var s = o.childNodes;
			for ( var i = 0; i < s.length; i++ )
				if ( s[i].nodeType == 1 ) {
					r.push( s[i] );
					jQuery.getAll( s[i], r );
				}
			return r;
		},

		attr: function(elem, name, value){
			var fix = {
				"for": "htmlFor",
				"class": "className",
				"float": jQuery.browser.msie ? "styleFloat" : "cssFloat",
				cssFloat: jQuery.browser.msie ? "styleFloat" : "cssFloat",
				innerHTML: "innerHTML",
				className: "className",
				value: "value",
				disabled: "disabled",
				checked: "checked",
				readonly: "readOnly"
			};
		
			// IE actually uses filters for opacity ... elem is actually elem.style
			if (name == "opacity" && jQuery.browser.msie && value != undefined) {
				// IE has trouble with opacity if it does not have layout
				// Would prefer to check element.hasLayout first but don't have access to the element here
				elem['zoom'] = 1; 
				if (value == 1) // Remove filter to avoid more IE weirdness
					return elem["filter"] = elem["filter"].replace(/alpha\([^\)]*\)/gi,"");
				else
					return elem["filter"] = elem["filter"].replace(/alpha\([^\)]*\)/gi,"") + "alpha(opacity=" + value * 100 + ")";
			} else if (name == "opacity" && jQuery.browser.msie) {
				return elem["filter"] ? parseFloat( elem["filter"].match(/alpha\(opacity=(.*)\)/)[1] )/100 : 1;
			}
		
			// Mozilla doesn't play well with opacity 1
			if (name == "opacity" && jQuery.browser.mozilla && value == 1) value = 0.9999;
	
			if ( fix[name] ) {
				if ( value != undefined ) elem[fix[name]] = value;
				return elem[fix[name]];
			} else if( value == undefined && jQuery.browser.msie && elem.nodeName && elem.nodeName.toUpperCase() == 'FORM' && (name == 'action' || name == 'method') ) {
				return elem.getAttributeNode(name).nodeValue;
			} else if ( elem.getAttribute != undefined && elem.tagName ) { // IE elem.getAttribute passes even for style
				if ( value != undefined ) elem.setAttribute( name, value );
				return elem.getAttribute( name );
			} else {
				name = name.replace(/-([a-z])/ig,function(z,b){return b.toUpperCase();});
				if ( value != undefined ) elem[name] = value;
				return elem[name];
			}
		},

		// The regular expressions that power the parsing engine
		parse: [
			// Match: [@value='test'], [@foo]
			"\\[ *(@)S *([!*$^=]*) *('?\"?)(.*?)\\4 *\\]",

			// Match: [div], [div p]
			"(\\[)\s*(.*?)\s*\\]",

			// Match: :contains('foo')
			"(:)S\\(\"?'?([^\\)]*?)\"?'?\\)",
	
			// Match: :even, :last-chlid
			"([:.#]*)S"
		],

		filter: function(t,r,not) {
			// Figure out if we're doing regular, or inverse, filtering
			var g = not !== false ? jQuery.grep :
				function(a,f) {return jQuery.grep(a,f,true);};

			while ( t && /^[a-z[({<*:.#]/i.test(t) ) {

				var p = jQuery.parse;

				for ( var i = 0; i < p.length; i++ ) {
		
					// Look for, and replace, string-like sequences
					// and finally build a regexp out of it
					var re = new RegExp(
						"^" + p[i].replace("S", "([a-z*_-][a-z0-9_-]*)"), "i" );

					var m = re.exec( t );

					if ( m ) {
						// Re-organize the first match
						if ( !i )
							m = ["",m[1], m[3], m[2], m[5]];

						// Remove what we just matched
						t = t.replace( re, "" );

						break;
					}
				}

				// :not() is a special case that can be optimized by
				// keeping it out of the expression list
				if ( m[1] == ":" && m[2] == "not" )
					r = jQuery.filter(m[3],r,false).r;

				// Otherwise, find the expression to execute
				else {
					var f = jQuery.expr[m[1]];
					if ( f.constructor != String )
						f = jQuery.expr[m[1]][m[2]];

					// Build a custom macro to enclose it
					eval("f = function(a,i){" +
						( m[1] == "@" ? "z=jQuery.attr(a,m[3]);" : "" ) +
						"return " + f + "}");

					// Execute it against the current filter
					r = g( r, f );
				}
			}

			// Return an array of filtered elements (r)
			// and the modified expression string (t)
			return { r: r, t: t };
		},
		trim: function(t){
			return t.replace(/^\s+|\s+$/g, "");
		},
		parents: function( elem ){
			var matched = [];
			var cur = elem.parentNode;
			while ( cur && cur != document ) {
				matched.push( cur );
				cur = cur.parentNode;
			}
			return matched;
		},
		sibling: function(elem, pos, not) {
			var elems = [];
		
			if(elem) {
				var siblings = elem.parentNode.childNodes;
				for ( var i = 0; i < siblings.length; i++ ) {
					if ( not === true && siblings[i] == elem ) continue;
	
					if ( siblings[i].nodeType == 1 )
						elems.push( siblings[i] );
					if ( siblings[i] == elem )
						elems.n = elems.length - 1;
				}
			}

			return jQuery.extend( elems, {
				last: elems.n == elems.length - 1,
				cur: pos == "even" && elems.n % 2 == 0 || pos == "odd" && elems.n % 2 || elems[pos] == elem,
				prev: elems[elems.n - 1],
				next: elems[elems.n + 1]
			});
		},
		merge: function(first, second) {
			var result = [];

			// Move b over to the new array (this helps to avoid
			// StaticNodeList instances)
			for ( var k = 0; k < first.length; k++ )
				result[k] = first[k];

			// Now check for duplicates between a and b and only
			// add the unique items
			for ( var i = 0; i < second.length; i++ ) {
				var noCollision = true;

				// The collision-checking process
				for ( var j = 0; j < first.length; j++ )
					if ( second[i] == first[j] )
						noCollision = false;

				// If the item is unique, add it
				if ( noCollision )
					result.push( second[i] );
			}

			return result;
		},
		grep: function(elems, fn, inv) {
			// If a string is passed in for the function, make a function
			// for it (a handy shortcut)
			if ( fn.constructor == String )
				fn = new Function("a","i","return " + fn);

			var result = [];

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

			return result;
		},
		map: function(elems, fn) {
			// If a string is passed in for the function, make a function
			// for it (a handy shortcut)
			if ( fn.constructor == String )
				fn = new Function("a","return " + fn);

			var result = [];

			// Go through the array, translating each of the items to their
			// new value (or values).
			for ( var i = 0; i < elems.length; i++ ) {
				var val = fn(elems[i],i);
	
				if ( val !== null && val != undefined ) {
					if ( val.constructor != Array ) val = [val];
					result = jQuery.merge( result, val );
				}
			}

			return result;
		},

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

			// Bind an event to an element
			// Original by Dean Edwards
			add: function(element, type, handler) {
				// For whatever reason, IE has trouble passing the window object
				// around, causing it to be cloned in the process
				if ( jQuery.browser.msie && element.setInterval != undefined )
					element = window;
	
				// Make sure that the function being executed has a unique ID
				if ( !handler.guid )
					handler.guid = this.guid++;

				// Init the element's event structure
				if (!element.events)
					element.events = {};

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

				// If it hasn't been initialized yet
				if (!handlers) {
					// Init the event handler queue
					handlers = element.events[type] = {};

					// Remember an existing handler, if it's already there
					if (element["on" + type])
						handlers[0] = element["on" + type];
				}

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

				// And bind the global event handler to the element
				element["on" + type] = this.handle;

				// Remember the function in a global list (for triggering)
				if (!this.global[type])
					this.global[type] = [];
				this.global[type].push( element );
			},

			guid: 1,
			global: {},

			// Detach an event or set of events from an element
			remove: function(element, type, handler) {
				if (element.events)
					if (type && element.events[type])
						if ( handler )
							delete element.events[type][handler.guid];
						else
							for ( var i in element.events[type] )
								delete element.events[type][i];
					else
						for ( var j in element.events )
							this.remove( element, j );
			},

			trigger: function(type,data,element) {
				// Touch up the incoming data
				data = data || [];

				// Handle a global trigger
				if ( !element ) {
					var g = this.global[type];
					if ( g )
						for ( var i = 0; i < g.length; i++ )
						this.trigger( type, data, g[i] );

				// Handle triggering a single element
				} else if ( element["on" + type] ) {
					// Pass along a fake event
					data.unshift( this.fix({ type: type, target: element }) );

					// Trigger the event
					element["on" + type].apply( element, data );
				}
			},

			handle: function(event) {
				if ( typeof jQuery == "undefined" ) return false;

				event = event || jQuery.event.fix( window.event );

				// If no correct event was found, fail
				if ( !event ) return false;

				var returnValue = true;

				var c = this.events[event.type];

				var args = [].slice.call( arguments, 1 );
				args.unshift( event );

				for ( var j in c ) {
					if ( c[j].apply( this, args ) === false ) {
						event.preventDefault();
						event.stopPropagation();
						returnValue = false;
					}
				}

				return returnValue;
			},

			fix: function(event) {
				// check IE
				if(jQuery.browser.msie) {
					// get real event from window.event
					event = window.event;
					// fix target property
					event.target = event.srcElement;
				// check safari and if target is a textnode
				} else if(jQuery.browser.safari && event.target.nodeType == 3) {
					// target is readonly, clone the event object
					event = jQuery.extend({}, event);
					// get parentnode from textnode
					event.target = event.target.parentNode;
				}
				// fix preventDefault and stopPropagation
				event.preventDefault = function() {
					this.returnValue = false;
				};
				event.stopPropagation = function() {
					this.cancelBubble = true;
				};
				return event;
			}

		}
	});
	new function() {
		var b = navigator.userAgent.toLowerCase();

		// Figure out what browser is being used
		jQuery.browser = {
			safari: /webkit/.test(b),
			opera: /opera/.test(b),
			msie: /msie/.test(b) && !/opera/.test(b),
			mozilla: /mozilla/.test(b) && !/(compatible|webkit)/.test(b)
		};

		// Check to see if the W3C box model is being used
		jQuery.boxModel = !jQuery.browser.msie || document.compatMode == "CSS1Compat";
	};

	jQuery.macros = {
		to: {
			appendTo: "append",
			prependTo: "prepend",
			insertBefore: "before",
			insertAfter: "after"
		},

		css: "width,height,top,left,position,float,overflow,color,background".split(","),

		filter: [ "eq", "lt", "gt", "contains" ],

		attr: {

			val: "value",

			html: "innerHTML",

			id: null,

			title: null,

			name: null,

			href: null,

			src: null,

			rel: null
		},

		axis: {

			parent: "a.parentNode",

			ancestors: jQuery.parents,

			parents: jQuery.parents,

			next: "jQuery.sibling(a).next",

			prev: "jQuery.sibling(a).prev",

			siblings: "jQuery.sibling(a, null, true)",

			children: "jQuery.sibling(a.firstChild)"
		},

		each: {
			removeAttr: function( key ) {
				this.removeAttribute( key );
			},
			show: function(){
				this.style.display = this.oldblock ? this.oldblock : "";
				if ( jQuery.css(this,"display") == "none" )
				this.style.display = "block";
			},
			hide: function(){
				this.oldblock = this.oldblock || jQuery.css(this,"display");
				if ( this.oldblock == "none" )
					this.oldblock = "block";
				this.style.display = "none";
			},
			toggle: function(){
				jQuery(this)[ jQuery(this).is(":hidden") ? "show" : "hide" ].apply( jQuery(this), arguments );
			},
			addClass: function(c){
				jQuery.className.add(this,c);
			},
			removeClass: function(c){
				jQuery.className.remove(this,c);
			},
			toggleClass: function( c ){
				jQuery.className[ jQuery.className.has(this,c) ? "remove" : "add" ](this,c);
			},

			remove: function(a){
				if ( !a || jQuery.filter( a, [this] ).r )
					this.parentNode.removeChild( this );
			},
			empty: function(){
				while ( this.firstChild )
					this.removeChild( this.firstChild );
			},
			bind: function( type, fn ) {
				if ( fn.constructor == String )
					fn = new Function("e", ( !fn.indexOf(".") ? "jQuery(this)" : "return " ) + fn);
				jQuery.event.add( this, type, fn );
			},

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

	jQuery.init();
	jQuery.fn.extend({

		// We're overriding the old toggle function, so
		// remember it for later
		_toggle: jQuery.fn.toggle,
		toggle: function(a,b) {
			// If two functions are passed in, we're
			// toggling on a click
			return a && b && a.constructor == Function && b.constructor == Function ? this.click(function(e){
				// Figure out which function to execute
				this.last = this.last == a ? b : a;
			
				// Make sure that clicks stop
				e.preventDefault();
			
				// and execute the function
				return this.last.apply( this, [e] ) || false;
			}) :
		
			// Otherwise, execute the old toggle function
			this._toggle.apply( this, arguments );
		},
		hover: function(f,g) {
		
			// A private function for haandling mouse 'hovering'
			function handleHover(e) {
			// Check if mouse(over|out) are still within the same parent element
				var p = (e.type == "mouseover" ? e.fromElement : e.toElement) || e.relatedTarget;
	
				// Traverse up the tree
				while ( p && p != this ) try { p = p.parentNode } catch(e) { p = this; };
			
				// If we actually just moused on to a sub-element, ignore it
				if ( p == this ) return false;
			
				// Execute the right function
				return (e.type == "mouseover" ? f : g).apply(this, [e]);
			}
		
			// Bind the function to the two event listeners
			return this.mouseover(handleHover).mouseout(handleHover);
		},
		ready: function(f) {
			// If the DOM is already ready
			if ( jQuery.isReady )
				// Execute the function immediately
				f.apply( document );
			
			// Otherwise, remember the function for later
			else {
				// Add the function to the wait list
				jQuery.readyList.push( f );
			}
	
			return this;
		}
	});

	jQuery.extend({
		/*
		 * All the code that makes DOM Ready work nicely.
		 */
		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
					for ( var i = 0; i < jQuery.readyList.length; i++ )
						jQuery.readyList[i].apply( document );
				
					// Reset the list of functions
					jQuery.readyList = null;
				}
				// Remove event lisenter to avoid memory leak
				if ( jQuery.browser.mozilla || jQuery.browser.opera )
					document.removeEventListener( "DOMContentLoaded", jQuery.ready, false );
			}
		}
	});

	new function(){

		var e = ("blur,focus,load,resize,scroll,unload,click,dblclick," +
			"mousedown,mouseup,mousemove,mouseover,mouseout,change,reset,select," + 
			"submit,keydown,keypress,keyup,error").split(",");

		// Go through all the event names, but make sure that
		// it is enclosed properly
		for ( var i = 0; i < e.length; i++ ) new function(){
			
			var o = e[i];
		
			// Handle event binding
			jQuery.fn[o] = function(f){
				return f ? this.bind(o, f) : this.trigger(o);
			};
		
			// Handle event unbinding
			jQuery.fn["un"+o] = function(f){ return this.unbind(o, f); };
		
			// Finally, handle events that only fire once
			jQuery.fn["one"+o] = function(f){
				// save cloned reference to this
				var element = jQuery(this);
				var handler = function() {
					// unbind itself when executed
					element.unbind(o, handler);
					element = null;
					// apply original handler with the same arguments
					f.apply(this, arguments);
				};
				return this.bind(o, handler);
			};
			
		};
	
		// If Mozilla is used
		if ( jQuery.browser.mozilla || jQuery.browser.opera ) {
			// Use the handy event callback
			document.addEventListener( "DOMContentLoaded", jQuery.ready, false );
	
		// If IE is used, use the excellent hack by Matthias Miller
		// http://www.outofhanwell.com/blog/index.php?title=the_window_onload_problem_revisited
		} else if ( jQuery.browser.msie ) {
	
			// Only works if you document.write() it
			document.write("<scr" + "ipt id=__ie_init defer=true " + 
				"src=//:><\/script>");
	
			// Use the defer script hack
			var script = document.getElementById("__ie_init");
			script.onreadystatechange = function() {
				if ( this.readyState != "complete" ) return;
				this.parentNode.removeChild( this );
				jQuery.ready();
			};
	
			// Clear from memory
			script = null;
	
		// If Safari  is used
		} else if ( jQuery.browser.safari ) {
			// Continually check to see if the document.readyState is valid
			jQuery.safariTimer = setInterval(function(){
				// loaded and complete are both valid states
				if ( document.readyState == "loaded" || 
					document.readyState == "complete" ) {
	
					// If either one are found, remove the timer
					clearInterval( jQuery.safariTimer );
					jQuery.safariTimer = null;
	
					// and execute any waiting functions
					jQuery.ready();
				}
			}, 10);
		} 

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

	// Clean up after IE to avoid memory leaks
	if (jQuery.browser.msie) jQuery(window).unload(function() {
		var event = jQuery.event, global = event.global;
		for (var type in global) {
 			var els = global[type], i = els.length;
			if (i>0) do if (type != 'unload') event.remove(els[i-1], type); while (--i);
		}
	});
	jQuery.fn.extend({

		// overwrite the old show method
		_show: jQuery.fn.show,

		show: function(speed,callback){
			return speed ? this.animate({
				height: "show", width: "show", opacity: "show"
			}, speed, callback) : this._show();
		},
	
		// Overwrite the old hide method
		_hide: jQuery.fn.hide,

		hide: function(speed,callback){
			return speed ? this.animate({
				height: "hide", width: "hide", opacity: "hide"
			}, speed, callback) : this._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.each(function(){
				var state = jQuery(this).is(":hidden") ? "show" : "hide";
				jQuery(this).animate({height: state}, 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,callback) {
			return this.queue(function(){
		
				this.curAnim = jQuery.extend({}, prop);
			
				for ( var p in prop ) {
					var e = new jQuery.fx( this, jQuery.speed(speed,callback), p );
					if ( prop[p].constructor == Number )
						e.custom( e.cur(), prop[p] );
					else
						e[ prop[p] ]( prop );
				}
			
			});
		},
		queue: function(type,fn){
			if ( !fn ) {
				fn = type;
				type = "fx";
			}
	
			return this.each(function(){
				if ( !this.queue )
					this.queue = {};
	
				if ( !this.queue[type] )
					this.queue[type] = [];
	
				this.queue[type].push( fn );
		
				if ( this.queue[type].length == 1 )
					fn.apply(this);
			});
		}

	});

	jQuery.extend({

		setAuto: function(e,p) {
			if ( e.notAuto ) return;

			if ( p == "height" && e.scrollHeight != parseInt(jQuery.curCSS(e,p)) ) return;
			if ( p == "width" && e.scrollWidth != parseInt(jQuery.curCSS(e,p)) ) return;

			// Remember the original height
			var a = e.style[p];

			// Figure out the size of the height right now
			var o = jQuery.curCSS(e,p,1);

			if ( p == "height" && e.scrollHeight != o ||
				p == "width" && e.scrollWidth != o ) return;

			// Set the height to auto
			e.style[p] = e.currentStyle ? "" : "auto";

			// See what the size of "auto" is
			var n = jQuery.curCSS(e,p,1);

			// Revert back to the original size
			if ( o != n && n != "auto" ) {
				e.style[p] = a;
				e.notAuto = true;
			}
		},
	
		speed: function(s,o) {
			o = o || {};
		
			if ( o.constructor == Function )
				o = { complete: o };
		
			var ss = { slow: 600, fast: 200 };
			o.duration = (s && s.constructor == Number ? s : ss[s]) || 400;
	
			// Queueing
			o.oldComplete = o.complete;
			o.complete = function(){
				jQuery.dequeue(this, "fx");
				if ( o.oldComplete && o.oldComplete.constructor == Function )
					o.oldComplete.apply( this );
			};
	
			return o;
		},
	
		queue: {},
	
		dequeue: function(elem,type){
			type = type || "fx";
	
			if ( elem.queue && elem.queue[type] ) {
				// Remove self
				elem.queue[type].shift();
	
				// Get next function
				var f = elem.queue[type][0];
		
				if ( f ) f.apply( elem );
			}
		},

		/*
	 	* I originally wrote fx() as a clone of moo.fx and in the process
	 	* of making it small in size the code became illegible to sane
	 	* people. You've been warned.
	 	*/
	
		fx: function( elem, options, prop ){
	
			var z = this;
	
			// The users options
			z.o = {
				duration: options.duration || 400,
				complete: options.complete,
				step: options.step
			};
	
			// The element
			z.el = elem;
	
			// The styles
			var y = z.el.style;
	
			// Simple function for setting a style value
			z.a = function(){
				if ( options.step )
					options.step.apply( elem, [ z.now ] );
 
				if ( prop == "opacity" )
					jQuery.attr(y, "opacity", z.now); // Let attr handle opacity
				else if ( parseInt(z.now) ) // My hate for IE will never die
					y[prop] = parseInt(z.now) + "px";
				
				y.display = "block";
			};
	
			// Figure out the maximum number to run to
			z.max = function(){
				return parseFloat( jQuery.css(z.el,prop) );
			};
	
			// Get the current size
			z.cur = function(){
				var r = parseFloat( jQuery.curCSS(z.el, prop) );
				return r && r > -10000 ? r : z.max();
			};
	
			// Start an animation from one number to another
			z.custom = function(from,to){
				z.startTime = (new Date()).getTime();
				z.now = from;
				z.a();
	
				z.timer = setInterval(function(){
					z.step(from, to);
				}, 13);
			};
	
			// Simple 'show' function
			z.show = function(){
				if ( !z.el.orig ) z.el.orig = {};

				// Remember where we started, so that we can go back to it later
				z.el.orig[prop] = this.cur();
			
				// Begin the animation
				z.custom(0, z.el.orig[prop]);

				// Stupid IE, look what you made me do
				if ( prop != "opacity" )
					y[prop] = "1px";
			};
	
			// Simple 'hide' function
			z.hide = function(){
				if ( !z.el.orig ) z.el.orig = {};

				// Remember where we started, so that we can go back to it later
				z.el.orig[prop] = this.cur();

				z.o.hide = true;

				// Begin the animation
				z.custom(z.el.orig[prop], 0);
			};
	
			// Remember  the overflow of the element
			if ( !z.el.oldOverflow )
				z.el.oldOverflow = jQuery.css( z.el, "overflow" );
	
			// Make sure that nothing sneaks out
			y.overflow = "hidden";
	
			// Each step of an animation
			z.step = function(firstNum, lastNum){
				var t = (new Date()).getTime();
	
				if (t > z.o.duration + z.startTime) {
					// Stop the timer
					clearInterval(z.timer);
					z.timer = null;

					z.now = lastNum;
					z.a();

					z.el.curAnim[ prop ] = true;
				
					var done = true;
					for ( var i in z.el.curAnim )
						if ( z.el.curAnim[i] !== true )
							done = false;
						
					if ( done ) {
						// Reset the overflow
						y.overflow = z.el.oldOverflow;
				
						// Hide the element if the "hide" operation was done
						if ( z.o.hide ) 
							y.display = 'none';
					
						// Reset the property, if the item has been hidden
						if ( z.o.hide ) {
							for ( var p in z.el.curAnim ) {
								if (p == "opacity")
									jQuery.attr(y, p, z.el.orig[p]);
								else
									y[ p ] = z.el.orig[p] + "px";
	
								// set its height and/or width to auto
								if ( p == 'height' || p == 'width' )
									jQuery.setAuto( z.el, p );
							}
						}
					}

					// If a callback was provided, execute it
					if( done && z.o.complete && z.o.complete.constructor == Function )
						// Execute the complete function
						z.o.complete.apply( z.el );
				} else {
					// Figure out where in the animation we are and set the number
					var p = (t - this.startTime) / z.o.duration;
					z.now = ((-Math.cos(p*Math.PI)/2) + 0.5) * (lastNum-firstNum) + firstNum;
	
					// Perform the next step of the animation
					z.a();
				}
			};
	
		}

	});
	jQuery.fn.extend({
		loadIfModified: function( url, params, callback ) {
			this.load( url, params, callback, 1 );
		},
		load: function( url, params, callback, ifModified ) {
			if ( url.constructor == Function )
				return this.bind("load", url);
	
			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 ( params.constructor == Function ) {
					// 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( type, url, params,function(res, status){
			
				if ( status == "success" || !ifModified && status == "notmodified" ) {
					// Inject the HTML into all the matched elements
					self.html(res.responseText)
				  	// Execute all the scripts inside of the newly-injected HTML
				  	.evalScripts()
				  	// Execute callback
				  	.each( callback, [res.responseText, status] );
				} else
					callback.apply( self, [res.responseText, status] );
	
			}, ifModified);
		
			return this;
		},
		serialize: function() {
			return jQuery.param( this );
		},
	
		evalScripts: function() {
			return this.find('script').each(function(){
				if ( this.src )
					// for some weird reason, it doesn't work if the callback is ommited
					jQuery.getScript( this.src, function() {} );
				else
					eval.call( window, this.text || this.textContent || this.innerHTML || "" );
			}).end();
		}
	
	});

	// If IE is used, create a wrapper for the XMLHttpRequest object
	if ( jQuery.browser.msie && typeof XMLHttpRequest == "undefined" )
		XMLHttpRequest = function(){
			return new ActiveXObject(
				navigator.userAgent.indexOf("MSIE 5") >= 0 ?
				"Microsoft.XMLHTTP" : "Msxml2.XMLHTTP"
			);
		};

	// Attach a bunch of functions for handling common AJAX events

 

	new function(){
		var e = "ajaxStart,ajaxStop,ajaxComplete,ajaxError,ajaxSuccess".split(",");
	
		for ( var i = 0; i < e.length; i++ ) new function(){
			var o = e[i];
			jQuery.fn[o] = function(f){
				return this.bind(o, f);
			};
		};
	};

	jQuery.extend({
		get: function( url, data, callback, type, ifModified ) {
			if ( data && data.constructor == Function ) {
				type = callback;
				callback = data;
				data = null;
			}
		
			// append ? + data or & + data, in case there are already params
			if ( data ) url += ((url.indexOf("?") > -1) ? "&" : "?") + jQuery.param(data);
		
			// Build and start the HTTP Request
			jQuery.ajax( "GET", url, null, function(r, status) {
				if ( callback ) callback( jQuery.httpData(r,type), status );
			}, ifModified);
		},
		getIfModified: function( url, data, callback, type ) {
			jQuery.get(url, data, callback, type, 1);
		},
		getScript: function( url, callback ) {
			if(callback)
				jQuery.get(url, null, callback, "script");
			else {
				jQuery.get(url, null, null, "script");
			}
		},
		getJSON: function( url, data, callback ) {
			if(callback)
				jQuery.get(url, data, callback, "json");
			else {
				jQuery.get(url, data, "json");
			}
		},
		post: function( url, data, callback, type ) {
			// Build and start the HTTP Request
			jQuery.ajax( "POST", url, jQuery.param(data), function(r, status) {
				if ( callback ) callback( jQuery.httpData(r,type), status );
			});
		},
	
		// timeout (ms)
		timeout: 0,
		ajaxTimeout: function(timeout) {
			jQuery.timeout = timeout;
		},

		// Last-Modified header cache for next request
		lastModified: {},
		ajax: function( type, url, data, ret, ifModified ) {
			// If only a single argument was passed in,
			// assume that it is a object of key/value pairs
			var global = true;
			var timeout = jQuery.timeout;
			if ( !url ) {
				ret = type.complete;
				var success = type.success;
				var error = type.error;
				var dataType = type.dataType;
				var global = typeof type.global == "boolean" ? type.global : true;
				var timeout = typeof type.timeout == "number" ? type.timeout : jQuery.timeout;
				ifModified = type.ifModified || false;
				data = type.data;
				url = type.url;
				type = type.type;
			}
		
			// Watch for a new set of requests
			if ( global && ! jQuery.active++ )
				jQuery.event.trigger( "ajaxStart" );

			var requestDone = false;
	
			// Create the request object
			var xml = new XMLHttpRequest();
	
			// Open the socket
			xml.open(type || "GET", url, true);
		
			// Set the correct header, if data is being sent
			if ( data )
				xml.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
		
			// Set the If-Modified-Since header, if ifModified mode.
			if ( ifModified )
				xml.setRequestHeader("If-Modified-Since",
					jQuery.lastModified[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");
	
			// Make sure the browser sends the right content length
			if ( xml.overrideMimeType )
				xml.setRequestHeader("Connection", "close");
		
			// 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 ( xml && (xml.readyState == 4 || istimeout == "timeout") ) {
					requestDone = true;

					var status = jQuery.httpSuccess( xml ) && istimeout != "timeout" ?
						ifModified && jQuery.httpNotModified( xml, url ) ? "notmodified" : "success" : "error";
				
					// Make sure that the request was successful or notmodified
					if ( status != "error" ) {
						// 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 ( ifModified && modRes )
							jQuery.lastModified[url] = modRes;
					
						// If a local callback was specified, fire it
						if ( success )
							success( jQuery.httpData( xml, dataType ), status );
					
						// Fire the global callback
						if( global )
							jQuery.event.trigger( "ajaxSuccess" );
				
					// Otherwise, the request was not successful
					} else {
						// If a local callback was specified, fire it
						if ( error ) error( xml, status );
					
						// Fire the global callback
						if( global )
							jQuery.event.trigger( "ajaxError" );
					}
				
					// The request was completed
					if( global )
						jQuery.event.trigger( "ajaxComplete" );
				
					// Handle the global AJAX counter
					if ( global && ! --jQuery.active )
						jQuery.event.trigger( "ajaxStop" );
		
					// Process result
					if ( ret ) ret(xml, status);
				
					// Stop memory leaks
					xml.onreadystatechange = function(){};
					xml = null;
				
				}
			};
			xml.onreadystatechange = onreadystatechange;
		
			// Timeout checker
			if(timeout > 0)
				setTimeout(function(){
					// Check to see if the request is still happening
					if (xml) {
						// Cancel the request
						xml.abort();

						if ( !requestDone ) onreadystatechange( "timeout" );

						// Clear from memory
						xml = null;
					}
				}, timeout);
		
			// Send the data
			xml.send(data);
		},
	
		// Counter for holding the number of active queries
		active: 0,
	
		// Determines if an XMLHttpRequest was successful or not
		httpSuccess: function(r) {
			try {
				return !r.status && location.protocol == "file:" ||
					( r.status >= 200 && r.status < 300 ) || r.status == 304 ||
					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;
		},
	
		/* Get the data out of an XMLHttpRequest.
		 * Return parsed XML if content-type header is "xml" and type is "xml" or omitted,
		 * otherwise return plain text.
		 * (String) data - The type of data that you're expecting back,
		 * (e.g. "xml", "html", "script")
		 */
		httpData: function(r,type) {
			var ct = r.getResponseHeader("content-type");
			var data = !type && ct && ct.indexOf("xml") >= 0;
			data = type == "xml" || data ? r.responseXML : r.responseText;

			// If the type is "script", eval it
			if ( type == "script" ) eval.call( window, data );

			// Get the JavaScript object, if JSON is used.
			if ( type == "json" ) eval( "data = " + data );
		
			// evaluate scripts within html
			if ( type == "html" ) $("<div>").html(data).evalScripts();

			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
				for ( var i = 0; i < a.length; i++ )
					s.push( a[i].name + "=" + encodeURIComponent( a[i].value ) );
			
			// Otherwise, assume that it's an object of key/value pairs
			} else {
				// Serialize the key/values
				for ( var j in a )
					s.push( j + "=" + encodeURIComponent( a[j] ) );
			}
		
			// Return the resulting serialization
			return s.join("&");
		}

	});
} // close: if(typeof window.jQuery == "undefined") {