// prevent execution of jQuery if included more than once
if(typeof window.jQuery == "undefined") {
/*
 * jQuery 1.1.3.1 - New Wave Javascript
 *
 * Copyright (c) 2007 John Resig (jquery.com)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * $Date: 2007-07-05 00:43:24 -0400 (Thu, 05 Jul 2007) $
 * $Rev: 2243 $
 */

// Global undefined variable
window.undefined = window.undefined;
var jQuery = function(a,c) {
        // If the context is global, return a new object
        if ( window == this || !this.init )
                return new jQuery(a,c);

        return this.init(a,c);
};

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

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

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

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

                // Handle HTML strings
                if ( typeof a  == "string" ) {
                        // HANDLE: $(html) -> $(array)
                        var m = /^[^<]*(<(.|\s)+>)[^>]*$/.exec(a);
                        if ( m )
                                a = jQuery.clean( [ m[1] ] );

                        // HANDLE: $(expr)
                        else
                                return new jQuery( c ).find( a );
                }

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

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

                        // HANDLE: $(*)
                        [ a ] );
        },
        jquery: "1.1.3.1",

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

        length: 0,

        get: function( num ) {
                return num == undefined ?

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

                        // Return just the object
                        this[num];
        },
        pushStack: function( a ) {
                var ret = jQuery(a);
                ret.prevObject = this;
                return ret;
        },
        setArray: function( a ) {
                this.length = 0;
                [].push.apply( this, a );
                return this;
        },
        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 ) {
                var obj = key;

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

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

        css: function( key, value ) {
                return this.attr( key, value, "curCSS" );
        },

        text: function(e) {
                if ( typeof e == "string" )
                        return this.empty().append( document.createTextNode( e ) );

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

        wrap: function() {
                // The elements to wrap the target around
                var a, args = arguments;

                // Wrap each of the matched elements individually
                return this.each(function(){
                        if ( !a )
                                a = jQuery.clean(args, this.ownerDocument);

                        // 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.prevObject || jQuery([]);
        },
        find: function(t) {
                var data = jQuery.map(this, function(a){ return jQuery.find(t,a); });
                return this.pushStack( /[^+>] [^+>]/.test( t ) || t.indexOf("..") > -1 ?
                        jQuery.unique( data ) : data );
        },
        clone: function(deep) {
                // Need to remove events on the element and its descendants
                var $this = this.add(this.find("*"));
                $this.each(function() {
                        this._$events = {};
                        for (var type in this.$events)
                                this._$events[type] = jQuery.extend({},this.$events[type]);
                }).unbind();

                // Do the clone
                var r = this.pushStack( jQuery.map( this, function(a){
                        return a.cloneNode( deep != undefined ? deep : true );
                }) );

                // Add the events back to the original and its descendants
                $this.each(function() {
                        var events = this._$events;
                        for (var type in events)
                                for (var handler in events[type])
                                        jQuery.event.add(this, type, events[type][handler], events[type][handler].data);
                        this._$events = null;
                });

                // Return the cloned set
                return r;
        },

        filter: function(t) {
                return this.pushStack(
                        jQuery.isFunction( t ) &&
                        jQuery.grep(this, function(el, index){
                                return t.apply(el, [index])
                        }) ||

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

        not: function(t) {
                return this.pushStack(
                        t.constructor == String &&
                        jQuery.multiFilter(t, this, true) ||

                        jQuery.grep(this, function(a) {
                                return ( t.constructor == Array || t.jquery )
                                        ? jQuery.inArray( a, t ) < 0
                                        : a != t;
                        })
                );
        },

        add: function(t) {
                return this.pushStack( jQuery.merge(
                        this.get(),
                        t.constructor == String ?
                                jQuery(t).get() :
                                t.length != undefined && (!t.nodeName || t.nodeName == "FORM") ?
                                        t : [t] )
                );
        },
        is: function(expr) {
                return expr ? jQuery.multiFilter(expr,this).length > 0 : false;
        },

        val: function( val ) {
                return val == undefined ?
                        ( this.length ? this[0].value : null ) :
                        this.attr( "value", val );
        },

        html: function( val ) {
                return val == undefined ?
                        ( this.length ? this[0].innerHTML : null ) :
                        this.empty().append( val );
        },
        domManip: function(args, table, dir, fn){
                var clone = this.length > 1, a;

                return this.each(function(){
                        if ( !a ) {
                                a = jQuery.clean(args, this.ownerDocument);
                                if ( dir < 0 )
                                        a.reverse();
                        }

                        var obj = this;

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

                        jQuery.each( a, function(){
                                fn.apply( obj, [ clone ? this.cloneNode(true) : this ] );
                        });

                });
        }
};

jQuery.extend = jQuery.fn.extend = function() {
        // copy reference to target object
        var target = arguments[0], a = 1;

        // extend jQuery itself if only one argument is passed
        if ( arguments.length == 1 ) {
                target = this;
                a = 0;
        }
        var prop;
        while ( (prop = arguments[a++]) != null )
                // Extend the base object
                for ( var i in prop ) target[i] = prop[i];

        // Return the modified object
        return target;
};

jQuery.extend({
        noConflict: function() {
                if ( jQuery._$ )
                        $ = jQuery._$;
                return jQuery;
        },

        // This may seem like some crazy code, but trust me when I say that this
        // is the only cross-browser way to do this. --John
        isFunction: function( fn ) {
                return !!fn && typeof fn != "string" && !fn.nodeName &&
                        fn.constructor != Array && /function/i.test( fn + "" );
        },

        // check if an element is in a XML document
        isXMLDoc: function(elem) {
                return elem.tagName && elem.ownerDocument && !elem.ownerDocument.body;
        },

        nodeName: function( elem, name ) {
                return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
        },
        // args is for internal usage only
        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, ol = obj.length; i < ol; i++ )
                                if ( fn.apply( obj[i], args || [i, obj[i]] ) === false ) break;
                return obj;
        },

        prop: function(elem, value, type, index, prop){
                        // Handle executable functions
                        if ( jQuery.isFunction( value ) )
                                value = value.call( elem, [index] );

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

                        // Handle passing in a number to a CSS property
                        return value && value.constructor == Number && type == "curCSS" && !exclude.test(prop) ?
                                value + "px" :
                                value;
        },

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

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

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

                        jQuery.each( d, function(){
                                old["padding" + this] = 0;
                                old["border" + this + "Width"] = 0;
                        });

                        jQuery.swap( e, old, function() {
                                if ( jQuery(e).is(':visible') ) {
                                        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") || "static";
                                        if ( parPos == "static" )
                                                e.parentNode.style.position = "relative";

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

                                        if ( 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) {
                        ret = jQuery.attr(elem.style, "opacity");
                        return ret == "" ? "1" : ret;
                }

                if (prop.match(/float/i))
                        prop = jQuery.styleFloat;

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

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

                        if (prop.match(/float/i))
                                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() {
                                    var c = document.defaultView.getComputedStyle(this, "");
                                    ret = c && c.getPropertyValue(prop) || "";
                                });

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

                return ret;
        },

        clean: function(a, doc) {
                var r = [];
                doc = doc || document;

                jQuery.each( a, function(i,arg){
                        if ( !arg ) return;

                        if ( arg.constructor == Number )
                                arg = arg.toString();

                        // Convert html string into DOM nodes
                        if ( typeof arg == "string" ) {
                                // Trim whitespace, otherwise indexOf won't work as expected
                                var s = jQuery.trim(arg).toLowerCase(), div = doc.createElement("div"), tb = [];

                                var wrap =
                                        // option or optgroup
                                        !s.indexOf("<opt") &&
                                        [1, "<select>", "</select>"] ||

                                        !s.indexOf("<leg") &&
                                        [1, "<fieldset>", "</fieldset>"] ||

                                        (!s.indexOf("<thead") || !s.indexOf("<tbody") || !s.indexOf("<tfoot") || !s.indexOf("<colg")) &&
                                        [1, "<table>", "</table>"] ||

                                        !s.indexOf("<tr") &&
                                        [2, "<table><tbody>", "</tbody></table>"] ||

                                         // <thead> matched above
                                        (!s.indexOf("<td") || !s.indexOf("<th")) &&
                                        [3, "<table><tbody><tr>", "</tr></tbody></table>"] ||

                                        !s.indexOf("<col") &&
                                        [2, "<table><colgroup>", "</colgroup></table>"] ||

                                        [0,"",""];

                                // Go to html and back, then peel off extra wrappers
                                div.innerHTML = wrap[1] + arg + wrap[2];

                                // Move to the right depth
                                while ( wrap[0]-- )
                                        div = div.firstChild;

                                // Remove IE's autoinserted <tbody> from table fragments
                                if ( jQuery.browser.msie ) {

                                        // String was a <table>, *may* have spurious <tbody>
                                        if ( !s.indexOf("<table") && s.indexOf("<tbody") < 0 )
                                                tb = div.firstChild && div.firstChild.childNodes;

                                        // String was a bare <thead> or <tfoot>
                                        else if ( wrap[1] == "<table>" && s.indexOf("<tbody") < 0 )
                                                tb = div.childNodes;

                                        for ( var n = tb.length-1; n >= 0 ; --n )
                                                if ( jQuery.nodeName(tb[n], "tbody") && !tb[n].childNodes.length )
                                                        tb[n].parentNode.removeChild(tb[n]);

                                }

                                arg = jQuery.makeArray( div.childNodes );
                        }

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

                        if ( arg[0] == undefined || jQuery.nodeName(arg, "form") || arg.options )
                                r.push( arg );
                        else
                                r = jQuery.merge( r, arg );

                });

                return r;
        },

        attr: function(elem, name, value){
                var fix = jQuery.isXMLDoc(elem) ? {} : jQuery.props;

                // 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 ( 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 ) 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 ?
                                        (parseFloat( elem.filter.match(/opacity=([^)]*)/)[1] ) / 100).toString() : "";
                        }
                        name = name.replace(/-([a-z])/ig,function(z,b){return b.toUpperCase();});
                        if ( value != undefined ) elem[name] = value;
                        return elem[name];
                }
        },
        trim: function(t){
                return t.replace(/^\s+|\s+$/g, "");
        },

        makeArray: function( a ) {
                var r = [];

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

                return r;
        },

        inArray: function( b, a ) {
                for ( var i = 0, al = a.length; i < al; i++ )
                        if ( a[i] == b )
                                return i;
                return -1;
        },
        merge: function(first, second) {
                // We have to loop this way because IE & Opera overwrite the length
                // expando of getElementsByTagName
                for ( var i = 0; second[i]; i++ )
                        first.push(second[i]);
                return first;
        },
        unique: function(first) {
                var r = [], num = jQuery.mergeNum++;

                for ( var i = 0, fl = first.length; i < fl; i++ )
                        if ( num != first[i].mergeNum ) {
                                first[i].mergeNum = num;
                                r.push(first[i]);
                        }

                return r;
        },

        mergeNum: 0,
        grep: function(elems, fn, inv) {
                // If a string is passed in for the function, make a function
                // for it (a handy shortcut)
                if ( typeof fn == "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, el = elems.length; i < el; 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 ( typeof fn == "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, el = elems.length; i < el; i++ ) {
                        var val = fn(elems[i],i);

                        if ( val !== null && val != undefined ) {
                                if ( val.constructor != Array ) val = [val];
                                result = result.concat( val );
                        }
                }

                return result;
        }
});

/*
 * Whether the W3C compliant box model is being used.
 *
 * @property
 * @name $.boxModel
 * @type Boolean
 * @cat JavaScript
 */
new function() {
        var b = navigator.userAgent.toLowerCase();

        // Figure out what browser is being used
        jQuery.browser = {
                version: (b.match(/.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/) || [])[1],
                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.styleFloat = jQuery.browser.msie ? "styleFloat" : "cssFloat",

        jQuery.props = {
                "for": "htmlFor",
                "class": "className",
                "float": jQuery.styleFloat,
                cssFloat: jQuery.styleFloat,
                styleFloat: jQuery.styleFloat,
                innerHTML: "innerHTML",
                className: "className",
                value: "value",
                disabled: "disabled",
                checked: "checked",
                readonly: "readOnly",
                selected: "selected",
                maxlength: "maxLength"
        };
};

jQuery.each({
        parent: "a.parentNode",
        parents: "jQuery.parents(a)",
        next: "jQuery.nth(a,2,'nextSibling')",
        prev: "jQuery.nth(a,2,'previousSibling')",
        siblings: "jQuery.sibling(a.parentNode.firstChild,a)",
        children: "jQuery.sibling(a.firstChild)"
}, function(i,n){
        jQuery.fn[ i ] = function(a) {
                var ret = jQuery.map(this,n);
                if ( a && typeof a == "string" )
                        ret = jQuery.multiFilter(a,ret);
                return this.pushStack( ret );
        };
});

jQuery.each({
        appendTo: "append",
        prependTo: "prepend",
        insertBefore: "before",
        insertAfter: "after"
}, function(i,n){
        jQuery.fn[ i ] = function(){
                var a = arguments;
                return this.each(function(){
                        for ( var j = 0, al = a.length; j < al; j++ )
                                jQuery(a[j])[n]( this );
                });
        };
});

jQuery.each( {
        removeAttr: function( key ) {
                jQuery.attr( this, key, "" );
                this.removeAttribute( key );
        },
        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.length )
                        this.parentNode.removeChild( this );
        },
        empty: function() {
                while ( this.firstChild )
                        this.removeChild( this.firstChild );
        }
}, function(i,n){
        jQuery.fn[ i ] = function() {
                return this.each( n, arguments );
        };
});

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

jQuery.each( [ "height", "width" ], function(i,n){
        jQuery.fn[ n ] = function(h) {
                return h == undefined ?
                        ( this.length ? jQuery.css( this[0], n ) : null ) :
                        this.css( n, h.constructor == String ? h : h + "px" );
        };
});
jQuery.extend({
        expr: {
                "": "m[2]=='*'||jQuery.nodeName(a,m[2])",
                "#": "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
                        "first-child": "a.parentNode.getElementsByTagName('*')[0]==a",
                        "last-child": "jQuery.nth(a.parentNode.lastChild,1,'previousSibling')==a",
                        "only-child": "!jQuery.nth(a.parentNode.lastChild,2,'previousSibling')",

                        // Parent Checks
                        parent: "a.firstChild",
                        empty: "!a.firstChild",

                        // Text Check
                        contains: "(a.textContent||a.innerText||'').indexOf(m[3])>=0",

                        // Visibility
                        visible: '"hidden"!=a.type&&jQuery.css(a,"display")!="none"&&jQuery.css(a,"visibility")!="hidden"',
                        hidden: '"hidden"==a.type||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: "'text'==a.type",
                        radio: "'radio'==a.type",
                        checkbox: "'checkbox'==a.type",
                        file: "'file'==a.type",
                        password: "'password'==a.type",
                        submit: "'submit'==a.type",
                        image: "'image'==a.type",
                        reset: "'reset'==a.type",
                        button: '"button"==a.type||jQuery.nodeName(a,"button")',
                        input: "/input|select|textarea|button/i.test(a.nodeName)"
                },
                "[": "jQuery.find(m[2],a).length"
        },

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

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

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

                // Match: :even, :last-chlid, #id, .class
                new RegExp("^([:.#]*)(" +
                        ( jQuery.chars = jQuery.browser.safari && jQuery.browser.version < "3.0.0" ? "\\w" : "(?:[\\w\u0128-\uFFFF*_-]|\\\\.)" ) + "+)")
        ],

        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 ];

                // Make sure that the context is a DOM Element
                if ( context && !context.nodeType )
                        context = null;

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

                // Handle the common XPath // expression
                if ( !t.indexOf("//") ) {
                        context = context.documentElement;
                        t = t.substr(2,t.length);

                // And the / root expression
                } else if ( !t.indexOf("/") && !context.ownerDocument ) {
                        context = context.documentElement;
                        t = t.substr(1,t.length);
                        if ( t.indexOf("/") >= 1 )
                                t = t.substr(t.indexOf("/"),t.length);
                }

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

                // 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).replace( /^\/\//, "" );

                        var foundToken = false;

                        // An attempt at speeding up child selectors that
                        // point to a specific element tag
                        var re = new RegExp("^[/>]\\s*(" + jQuery.chars + "+)");
                        var m = re.exec(t);

                        if ( m ) {
                                var 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.toUpperCase()) )
                                                        r.push( c );

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

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

                                        var nodeName = m[4], mergeNum = jQuery.mergeNum++;
                                        m = m[1];

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

                                                                        if (!nodeName || n.nodeName.toUpperCase() == nodeName.toUpperCase() ) {
                                                                                if ( m == "~" ) n.mergeNum = mergeNum;
                                                                                r.push( n );
                                                                        }

                                                                        if ( m == "+" ) break;
                                                                }
                                                } else
                                                        r.push( ret[j].parentNode );

                                        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 {
                                        // Optomize for the case nodeName#idName
                                        var re2 = new RegExp("^(" + jQuery.chars + "+)(#)(" + jQuery.chars + "+)");
                                        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 = new RegExp("^([#.]?)(" + jQuery.chars + "*)");
                                                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 ) {
                                                // 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[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" )
                                r = jQuery.filter(m[3], r, true).r;

                        // 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/.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 num = jQuery.mergeNum++, tmp = [],
                                        test = /(\d*)n\+?(\d*)/.exec(
                                                m[3] == "even" && "2n" || m[3] == "odd" && "2n+1" ||
                                                !/\D/.test(m[3]) && "n+" + m[3] || m[3]),
                                        first = (test[1] || 1) - 0, last = test[2] - 0;

                                for ( var i = 0, rl = r.length; i < rl; i++ ) {
                                        var node = r[i], parentNode = node.parentNode;

                                        if ( num != parentNode.mergeNum ) {
                                                var c = 1;

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

                                                parentNode.mergeNum = num;
                                        }

                                        var add = false;

                                        if ( first == 1 ) {
                                                if ( last == 0 || node.nodeIndex == last )
                                                        add = true;
                                        } else if ( (node.nodeIndex + last) % first == 0 )
                                                add = true;

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

                                r = tmp;

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

                                // Build a custom macro to enclose it
                                eval("f = function(a,i){return " + f + "}");

                                // Execute it against the current filter
                                r = jQuery.grep( r, f, not );
                        }
                }

                // Return an array of filtered elements (r)
                // and the modified expression string (t)
                return { r: r, t: t };
        },
        parents: function( elem ){
                var matched = [];
                var cur = elem.parentNode;
                while ( cur && cur != document ) {
                        matched.push( cur );
                        cur = cur.parentNode;
                }
                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(element, type, handler, data) {
                // 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++;

                // 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
                if (!element.$events)
                        element.$events = {};

                if (!element.$handle)
                        element.$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(element, arguments);

                                return val;
                        };

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

                // Init the event handler queue
                if (!handlers) {
                        handlers = element.$events[type] = {};

                        // And bind the global event handler to the element
                        if (element.addEventListener)
                                element.addEventListener(type, element.$handle, false);
                        else
                                element.attachEvent("on" + type, element.$handle);
                }

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

                // Remember the function in a global list (for triggering)
                if (!this.global[type])
                        this.global[type] = [];
                // Only add the element to the global list once
                if (jQuery.inArray(element, this.global[type]) == -1)
                        this.global[type].push( element );
        },

        guid: 1,
        global: {},

        // Detach an event or set of events from an element
        remove: function(element, type, handler) {
                var events = element.$events, ret, index;

                if ( events ) {
                        // type is actually an event object here
                        if ( type && type.type ) {
                                handler = type.handler;
                                type = type.type;
                        }

                        if ( !type ) {
                                for ( type in events )
                                        this.remove( element, type );

                        } else 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 element.$events[type] )
                                                delete events[type][handler];

                                // remove generic event handler if no more handlers exist
                                for ( ret in events[type] ) break;
                                if ( !ret ) {
                                        if (element.removeEventListener)
                                                element.removeEventListener(type, element.$handle, false);
                                        else
                                                element.detachEvent("on" + type, element.$handle);
                                        ret = null;
                                        delete events[type];

                                        // Remove element from the global event type cache
                                        while ( this.global[type] && ( (index = jQuery.inArray(element, this.global[type])) >= 0 ) )
                                                delete this.global[type][index];
                                }
                        }

                        // Remove the expando if it's no longer used
                        for ( ret in events ) break;
                        if ( !ret )
                                element.$handle = element.$events = null;
                }
        },

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

                // Handle a global trigger
                if ( !element )
                        jQuery.each( this.global[type] || [], function(){
                                jQuery.event.trigger( type, data, this );
                        });

                // Handle triggering a single element
                else {
                        var val, ret, fn = jQuery.isFunction( element[ type ] || null );

                        // Pass along a fake event
                        data.unshift( this.fix({ type: type, target: element }) );

                        // Trigger the event
                        if ( jQuery.isFunction(element.$handle) && (val = element.$handle.apply( element, data )) !== false )
                                this.triggered = true;

                        if ( fn && val !== false && !jQuery.nodeName(element, 'a') )
                                element[ type ]();

                        this.triggered = false;
                }
        },

        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 || {} );

                var c = this.$events && this.$events[event.type], args = [].slice.call( arguments, 1 );
                args.unshift( event );

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

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

                // 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)
                                return 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)
                                return 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.srcElement )
                        event.target = event.srcElement;

                // check if target is a textnode (safari)
                if (jQuery.browser.safari && 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 e = document.documentElement, b = document.body;
                        event.pageX = event.clientX + (e && e.scrollLeft || b.scrollLeft);
                        event.pageY = event.clientY + (e && e.scrollTop || b.scrollTop);
                }

                // Add which for key events
                if ( !event.which && (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;
        }
};

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 ) {
                return this.each(function(){
                        jQuery.event.trigger( type, data, this );
                });
        },
        toggle: function() {
                // Save reference to arguments for access in closure
                var a = arguments;

                return this.click(function(e) {
                        // Figure out which function to execute
                        this.lastToggle = 0 == this.lastToggle ? 1 : 0;

                        // Make sure that clicks stop
                        e.preventDefault();

                        // and execute the function
                        return a[this.lastToggle].apply( this, [e] ) || false;
                });
        },
        hover: function(f,g) {

                // A private function for handling mouse 'hovering'
                function handleHover(e) {
                        // Check if mouse(over|out) are still within the same parent element
                        var p = 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, [jQuery] );

                // Otherwise, remember the function for later
                else
                        // Add the function to the wait list
                        jQuery.readyList.push( function() { return f.apply(this, [jQuery]) } );

                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
                                jQuery.each( jQuery.readyList, function(){
                                        this.apply( document );
                                });

                                // Reset the list of functions
                                jQuery.readyList = null;
                        }
                        // Remove event listener to avoid memory leak
                        if ( jQuery.browser.mozilla || jQuery.browser.opera )
                                document.removeEventListener( "DOMContentLoaded", jQuery.ready, false );

                        // Remove script element used by IE hack
                        if( !window.frames.length ) // don't remove if frames are present (#1187)
                                jQuery(window).load(function(){ jQuery("#__ie_init").remove(); });
                }
        }
});

new function(){

        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,o){

                // Handle event binding
                jQuery.fn[o] = function(f){
                        return f ? this.bind(o, f) : this.trigger(o);
                };

        });

        // 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 does not exist if jQuery is loaded dynamically
                if ( script )
                        script.onreadystatechange = function() {
                                if ( this.readyState != "complete" ) return;
                                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).one("unload", function() {
                var global = jQuery.event.global;
                for ( var type in global ) {
                        var els = global[type], i = els.length;
                        if ( i && type != 'unload' )
                                do
                                        els[i-1] && jQuery.event.remove(els[i-1], type);
                                while (--i);
                }
        });
jQuery.fn.extend({
        loadIfModified: function( url, params, callback ) {
                this.load( url, params, callback, 1 );
        },
        load: function( url, params, callback, ifModified ) {
                if ( jQuery.isFunction( url ) )
                        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 ( 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,
                        data: params,
                        ifModified: ifModified,
                        complete: function(res, status){
                                if ( status == "success" || !ifModified && status == "notmodified" )
                                        // Inject the HTML into all the matched elements
                                        self.attr("innerHTML", res.responseText)
                                          // Execute all the scripts inside of the newly-injected HTML
                                          .evalScripts()
                                          // Execute callback
                                          .each( callback, [res.responseText, status, res] );
                                else
                                        callback.apply( self, [res.responseText, status, res] );
                        }
                });
                return this;
        },
        serialize: function() {
                return jQuery.param( this );
        },
        evalScripts: function() {
                return this.find("script").each(function(){
                        if ( this.src )
                                jQuery.getScript( this.src );
                        else
                                jQuery.globalEval( this.text || this.textContent || this.innerHTML || "" );
                }).end();
        }

});

// 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);
        };
});

jQuery.extend({
        get: function( url, data, callback, type, ifModified ) {
                // 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,
                        ifModified: ifModified
                });
        },
        getIfModified: function( url, data, callback, type ) {
                return jQuery.get(url, data, callback, type, 1);
        },
        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
                });
        },
        ajaxTimeout: function( timeout ) {
                jQuery.ajaxSettings.timeout = timeout;
        },
        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
        },

        // Last-Modified header cache for next request
        lastModified: {},
        ajax: function( s ) {
                // TODO introduce global settings, allowing the client to modify them for all requests, not only timeout
                s = jQuery.extend({}, jQuery.ajaxSettings, s);

                // if data available
                if ( s.data ) {
                        // convert data if not already a string
                        if (s.processData && typeof s.data != "string")
                            s.data = jQuery.param(s.data);
                        // append data to url for get requests
                        if( s.type.toLowerCase() == "get" ) {
                                // "?" + data or "&" + data (in case there are already params)
                                s.url += ((s.url.indexOf("?") > -1) ? "&" : "?") + 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" );

                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);

                // 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");

                // 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 ( xml && (xml.readyState == 4 || isTimeout == "timeout") ) {
                                requestDone = true;

                                // clear poll interval
                                if (ival) {
                                        clearInterval(ival);
                                        ival = null;
                                }

                                var status;
                                try {
                                        status = jQuery.httpSuccess( xml ) && isTimeout != "timeout" ?
                                                s.ifModified && jQuery.httpNotModified( xml, s.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 ( s.ifModified && modRes )
                                                        jQuery.lastModified[s.url] = modRes;

                                                // process the data (runs the xml through httpData regardless of callback)
                                                var data = jQuery.httpData( xml, s.dataType );

                                                // 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] );
                                        } else
                                                jQuery.handleError(s, xml, status);
                                } catch(e) {
                                        status = "error";
                                        jQuery.handleError(s, xml, status, e);
                                }

                                // 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" );

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

                                // Stop memory leaks
                                if(s.async)
                                        xml = null;
                        }
                };

                // 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();

                // 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 {
                        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 in global context
                if ( type == "script" )
                        jQuery.globalEval( data );

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

                // evaluate scripts within html
                if ( type == "html" )
                        jQuery("<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
                        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("&");
        },

        // evalulates a script in global context
        // not reliable for safari
        globalEval: function( data ) {
                if ( window.execScript )
                        window.execScript( data );
                else if ( jQuery.browser.safari )
                        // safari doesn't provide a synchronous global eval
                        window.setTimeout( data, 0 );
                else
                        eval.call( window, data );
        }

});
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 ? this.oldblock : "";
                                if ( jQuery.css(this,"display") == "none" )
                                        this.style.display = "block";
                        }).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");
                                if ( this.oldblock == "none" )
                                        this.oldblock = "block";
                                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 ) {
                return this.queue(function(){
                        var hidden = jQuery(this).is(":hidden"),
                                opt = jQuery.speed(speed, easing, callback),
                                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";

                        this.curAnim = jQuery.extend({}, prop);

                        jQuery.each( prop, function(name, val){
                                var e = new jQuery.fx( self, opt, name );
                                if ( val.constructor == Number )
                                        e.custom( e.cur(), val );
                                else
                                        e[ val == "toggle" ? hidden ? "show" : "hide" : val ]( 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({

        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 || (jQuery.easing.swing ? "swing" : "linear")
                };

                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(){
                        jQuery.dequeue(this, "fx");
                        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;
                }
        },

        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 );
                }
        },

        timers: [],

        /*
         * 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 styles
                var y = elem.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 {
                                y[prop] = parseInt(z.now) + "px";
                                y.display = "block"; // Set display property to block for animation
                        }
                };

                // Figure out the maximum number to run to
                z.max = function(){
                        return parseFloat( jQuery.css(elem,prop) );
                };

                // Get the current size
                z.cur = function(){
                        var r = parseFloat( jQuery.curCSS(elem, 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();

                        jQuery.timers.push(function(){
                                return z.step(from, to);
                        });

                        if ( jQuery.timers.length == 1 ) {
                                var timer = 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( timer );
                                }, 13);
                        }
                };

                // Simple 'show' function
                z.show = function(){
                        if ( !elem.orig ) elem.orig = {};

                        // Remember where we started, so that we can go back to it later
                        elem.orig[prop] = jQuery.attr( elem.style, prop );

                        options.show = true;

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

                        // Make sure that we start at a small width/height to avoid any
                        // flash of content
                        if ( prop != "opacity" )
                                y[prop] = "1px";

                        // Start by showing the element
                        jQuery(elem).show();
                };

                // Simple 'hide' function
                z.hide = function(){
                        if ( !elem.orig ) elem.orig = {};

                        // Remember where we started, so that we can go back to it later
                        elem.orig[prop] = jQuery.attr( elem.style, prop );

                        options.hide = true;

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

                // Each step of an animation
                z.step = function(firstNum, lastNum){
                        var t = (new Date()).getTime();

                        if (t > options.duration + z.startTime) {
                                z.now = lastNum;
                                z.a();

                                if (elem.curAnim) elem.curAnim[ prop ] = true;

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

                                if ( done ) {
                                        if ( options.display != null ) {
                                                // Reset the overflow
                                                y.overflow = options.overflow;

                                                // Reset the display
                                                y.display = options.display;
                                                if ( jQuery.css(elem, "display") == "none" )
                                                        y.display = "block";
                                        }

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

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

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

                                return false;
                        } else {
                                var n = t - this.startTime;
                                // Figure out where in the animation we are and set the number
                                var p = n / options.duration;

                                // Perform the easing function, defaults to swing
                                z.now = jQuery.easing[options.easing](p, n, firstNum, (lastNum-firstNum), options.duration);

                                // Perform the next step of the animation
                                z.a();
                        }

                        return true;
                };

        }
});
}