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/* prevent execution of jQuery if included more than once */
if(typeof window.jQuery == "undefined") {
/*
* jQuery 1.1 - 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: 2007-01-14 17:37:33 -0500 (Sun, 14 Jan 2007) $
* $Rev: 1073 $
*/
// Global undefined variable
window.undefined = window.undefined;
var jQuery = function(a,c) {
// If the context is global, return a new object
if ( window == this )
return new jQuery(a,c);
// Make sure that a selection was provided
a = a || document;
// HANDLE: $(function)
// Shortcut for document ready
// Safari reports typeof on DOM NodeLists as a function
if ( jQuery.isFunction(a) && !a.nodeType && a[0] == undefined )
return new jQuery(document)[ jQuery.fn.ready ? "ready" : "load" ]( a );
// Handle HTML strings
if ( typeof a == "string" ) {
var m = /^[^<]*(<.+>)[^>]*$/.exec(a);
a = m ?
// HANDLE: $(html) -> $(array)
jQuery.clean( [ m[1] ] ) :
// HANDLE: $(expr)
jQuery.find( a, c );
}
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 ] );
};
// Map over the $ in case of overwrite
if ( typeof $ != "undefined" )
jQuery._$ = $;
// Map the jQuery namespace to the '$' one
var $ = jQuery;
jQuery.fn = jQuery.prototype = {
jquery: "1.1",
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(this);
ret.prevObject = this;
return ret.setArray( a );
},
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 jQuery[ type || "attr" ]( this[0], key );
else {
obj = {};
obj[ key ] = value;
}
// Check to see if we're setting style values
return this.each(function(){
// Set all the styles
for ( var prop in obj )
jQuery.attr(
type ? this.style : this,
prop, jQuery.prop(this, obj[prop], type)
);
});
},
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 = jQuery.clean(arguments);
// Wrap each of the matched elements individually
return this.each(function(){
// Clone the structure that we're using to wrap
var b = a[0].cloneNode(true);
// Insert it before the element to be wrapped
this.parentNode.insertBefore( b, this );
// Find the deepest point in the wrap structure
while ( b.firstChild )
b = b.firstChild;
// Move the matched element to within the wrap structure
b.appendChild( this );
});
},
append: function() {
return this.domManip(arguments, true, 1, function(a){
this.appendChild( a );
});
},
prepend: function() {
return this.domManip(arguments, true, -1, function(a){
this.insertBefore( a, this.firstChild );
});
},
before: function() {
return this.domManip(arguments, false, 1, function(a){
this.parentNode.insertBefore( a, this );
});
},
after: function() {
return this.domManip(arguments, false, -1, function(a){
this.parentNode.insertBefore( a, this.nextSibling );
});
},
end: function() {
return this.prevObject || jQuery([]);
},
find: function(t) {
return this.pushStack( jQuery.map( this, function(a){
return jQuery.find(t,a);
}) );
},
clone: function(deep) {
return this.pushStack( jQuery.map( this, function(a){
return a.cloneNode( deep != undefined ? deep : true );
}) );
},
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){
if ( t.constructor == Array || t.jquery )
return jQuery.inArray( t, a ) < 0;
else
return a != t;
}) );
},
add: function(t) {
return this.pushStack( jQuery.merge(
this.get(),
typeof t == "string" ? jQuery(t).get() : t )
);
},
is: function(expr) {
return expr ? jQuery.filter(expr,this).r.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;
var a = jQuery.clean(args);
if ( dir < 0 )
a.reverse();
return this.each(function(){
var obj = this;
if ( table && this.nodeName.toUpperCase() == "TABLE" && a[0].nodeName.toUpperCase() == "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++])
// 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._$;
},
isFunction: function( fn ) {
return fn && typeof fn == "function";
},
// args is for internal usage only
each: function( obj, fn, args ) {
if ( obj.length == undefined )
for ( var i in obj )
fn.apply( obj[i], args || [i, obj[i]] );
else
for ( var i = 0, ol = obj.length; i < ol; i++ )
if ( fn.apply( obj[i], args || [i, obj[i]] ) === false ) break;
return obj;
},
prop: function(elem, value, type){
// Handle executable functions
if ( jQuery.isFunction( value ) )
return value.call( elem );
// Handle passing in a number to a CSS property
if ( value.constructor == Number && type == "curCSS" )
return value + "px";
return value;
},
className: {
// internal only, use addClass("class")
add: function( elem, c ){
jQuery.each( c.split(/\s+/), function(i, cur){
if ( !jQuery.className.has( elem.className, cur ) )
elem.className += ( elem.className ? " " : "" ) + cur;
});
},
// internal only, use removeClass("class")
remove: function( elem, c ){
elem.className = c ?
jQuery.grep( elem.className.split(/\s+/), function(cur){
return !jQuery.className.has( c, cur );
}).join(" ") : "";
},
// internal only, use is(".class")
has: function( t, c ) {
t = t.className || t;
return t && new RegExp("(^|\\s)" + c + "(\\s|$)").test( t );
}
},
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.css(e,"display") != "none") {
oHeight = e.offsetHeight;
oWidth = e.offsetWidth;
} else {
e = jQuery(e.cloneNode(true))
.find(":radio").removeAttr("checked").end()
.css({
visibility: "hidden", position: "absolute", display: "block", right: "0", left: "0"
}).appendTo(e.parentNode)[0];
var parPos = jQuery.css(e.parentNode,"position");
if ( parPos == "" || parPos == "static" )
e.parentNode.style.position = "relative";
oHeight = e.clientHeight;
oWidth = e.clientWidth;
if ( parPos == "" || parPos == "static" )
e.parentNode.style.position = "static";
e.parentNode.removeChild(e);
}
});
return p == "height" ? oHeight : oWidth;
}
return jQuery.curCSS( e, p );
},
curCSS: function(elem, prop, force) {
var ret;
if (prop == "opacity" && jQuery.browser.msie)
return jQuery.attr(elem.style, "opacity");
if (prop == "float" || prop == "cssFloat")
prop = jQuery.browser.msie ? "styleFloat" : "cssFloat";
if (!force && elem.style[prop])
ret = elem.style[prop];
else if (document.defaultView && document.defaultView.getComputedStyle) {
if (prop == "cssFloat" || prop == "styleFloat")
prop = "float";
prop = prop.replace(/([A-Z])/g,"-$1").toLowerCase();
var cur = document.defaultView.getComputedStyle(elem, null);
if ( cur )
ret = cur.getPropertyValue(prop);
else if ( prop == "display" )
ret = "none";
else
jQuery.swap(elem, { display: "block" }, function() {
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) {
var r = [];
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), div = document.createElement("div"), tb = [];
var wrap =
// option or optgroup
!s.indexOf("<opt") &&
[1, "<select>", "</select>"] ||
(!s.indexOf("<thead") || !s.indexOf("<tbody") || !s.indexOf("<tfoot")) &&
[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>"] ||
[0,"",""];
// Go to html and back, then peel off extra wrappers
div.innerHTML = wrap[1] + s + 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 ( tb[n].nodeName.toUpperCase() == "TBODY" && !tb[n].childNodes.length )
tb[n].parentNode.removeChild(tb[n]);
}
arg = div.childNodes;
}
if ( arg.length === 0 )
return;
if ( arg[0] == undefined )
r.push( arg );
else
r = jQuery.merge( r, arg );
});
return r;
},
attr: function(elem, name, value){
var fix = {
"for": "htmlFor",
"class": "className",
"float": jQuery.browser.msie ? "styleFloat" : "cssFloat",
cssFloat: jQuery.browser.msie ? "styleFloat" : "cssFloat",
innerHTML: "innerHTML",
className: "className",
value: "value",
disabled: "disabled",
checked: "checked",
readonly: "readOnly",
selected: "selected"
};
// IE actually uses filters for opacity ... elem is actually elem.style
if ( name == "opacity" && jQuery.browser.msie && value != undefined ) {
// IE has trouble with opacity if it does not have layout
// Force it by setting the zoom level
elem.zoom = 1;
// Set the alpha filter to set the opacity
return elem.filter = elem.filter.replace(/alpha\([^\)]*\)/gi,"") +
( value == 1 ? "" : "alpha(opacity=" + value * 100 + ")" );
} else if ( name == "opacity" && jQuery.browser.msie )
return elem.filter ?
parseFloat( elem.filter.match(/alpha\(opacity=(.*)\)/)[1] ) / 100 : 1;
// Mozilla doesn't play well with opacity 1
if ( name == "opacity" && jQuery.browser.mozilla && value == 1 )
value = 0.9999;
// 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 && elem.nodeName && elem.nodeName.toUpperCase() == "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 );
return elem.getAttribute( name );
} else {
name = name.replace(/-([a-z])/ig,function(z,b){return b.toUpperCase();});
if ( value != undefined ) elem[name] = value;
return elem[name];
}
},
trim: function(t){
return t.replace(/^\s+|\s+$/g, "");
},
makeArray: function( a ) {
var r = [];
if ( a.constructor != 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) {
var r = [].slice.call( first, 0 );
// Now check for duplicates between the two arrays
// and only add the unique items
for ( var i = 0, sl = second.length; i < sl; i++ )
// Check for duplicates
if ( jQuery.inArray( second[i], r ) == -1 )
// The item is unique, add it
first.push( second[i] );
return first;
},
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 = [], r = [];
// 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 );
}
}
var r = result.length ? [ result[0] ] : [];
check: for ( var i = 1, rl = result.length; i < rl; i++ ) {
for ( var j = 0; j < i; j++ )
if ( result[i] == r[j] )
continue check;
r.push( result[i] );
}
return r;
}
});
/*
* 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 = {
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.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]=='*'||a.nodeName.toUpperCase()==m[2].toUpperCase()",
"#": "a.getAttribute('id')==m[2]",
":": {
// Position Checks
lt: "i<m[3]-0",
gt: "i>m[3]-0",
nth: "m[3]-0==i",
eq: "m[3]-0==i",
first: "i==0",
last: "i==r.length-1",
even: "i%2==0",
odd: "i%2",
// Child Checks
"nth-child": "jQuery.nth(a.parentNode.firstChild,m[3],'nextSibling',a)==a",
"first-child": "jQuery.nth(a.parentNode.firstChild,1,'nextSibling')==a",
"last-child": "jQuery.nth(a.parentNode.lastChild,1,'previousSibling')==a",
"only-child": "jQuery.sibling(a.parentNode.firstChild).length==1",
// Parent Checks
parent: "a.firstChild",
empty: "!a.firstChild",
// Text Check
contains: "jQuery.fn.text.apply([a]).indexOf(m[3])>=0",
// Visibility
visible: 'a.type!="hidden"&&jQuery.css(a,"display")!="none"&&jQuery.css(a,"visibility")!="hidden"',
hidden: 'a.type=="hidden"||jQuery.css(a,"display")=="none"||jQuery.css(a,"visibility")=="hidden"',
// Form attributes
enabled: "!a.disabled",
disabled: "a.disabled",
checked: "a.checked",
selected: "a.selected||jQuery.attr(a,'selected')",
// Form elements
text: "a.type=='text'",
radio: "a.type=='radio'",
checkbox: "a.type=='checkbox'",
file: "a.type=='file'",
password: "a.type=='password'",
submit: "a.type=='submit'",
image: "a.type=='image'",
reset: "a.type=='reset'",
button: 'a.type=="button"||a.nodeName=="BUTTON"',
input: "/input|select|textarea|button/i.test(a.nodeName)"
},
".": "jQuery.className.has(a,m[2])",
"@": {
"=": "z==m[4]",
"!=": "z!=m[4]",
"^=": "z&&!z.indexOf(m[4])",
"$=": "z&&z.substr(z.length - m[4].length,m[4].length)==m[4]",
"*=": "z&&z.indexOf(m[4])>=0",
"": "z",
_resort: function(m){
return ["", m[1], m[3], m[2], m[5]];
},
_prefix: "z=a[m[3]]||jQuery.attr(a,m[3]);"
},
"[": "jQuery.find(m[2],a).length"
},
// The regular expressions that power the parsing engine
parse: [
// Match: [@value='test'], [@foo]
/^\[ *(@)([a-z0-9_-]*) *([!*$^=]*) *('?"?)(.*?)\4 *\]/i,
// Match: [div], [div p]
/^(\[)\s*(.*?(\[.*?\])?[^[]*?)\s*\]/,
// Match: :contains('foo')
/^(:)([a-z0-9_-]*)\("?'?(.*?(\(.*?\))?[^(]*?)"?'?\)/i,
// Match: :even, :last-chlid
/^([:.#]*)([a-z0-9_*-]*)/i
],
token: [
/^(\/?\.\.)/, "a.parentNode",
/^(>|\/)/, "jQuery.sibling(a.firstChild)",
/^(\+)/, "jQuery.nth(a,2,'nextSibling')",
/^(~)/, function(a){
var s = jQuery.sibling(a.parentNode.firstChild);
return s.slice(0, jQuery.inArray(a,s));
}
],
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 = 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 = null;
// 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( /^\/\//i, "" );
var foundToken = false;
// An attempt at speeding up child selectors that
// point to a specific element tag
var re = /^[\/>]\s*([a-z0-9*-]+)/i;
var m = re.exec(t);
if ( m ) {
// Perform our own iteration and filter
jQuery.each( ret, function(){
for ( var c = this.firstChild; c; c = c.nextSibling )
if ( c.nodeType == 1 && ( c.nodeName == m[1].toUpperCase() || m[1] == "*" ) )
r.push( c );
});
ret = r;
t = jQuery.trim( t.replace( re, "" ) );
foundToken = true;
} else {
// Look for pre-defined expression tokens
for ( var i = 0; i < jQuery.token.length; i += 2 ) {
// Attempt to match each, individual, token in
// the specified order
var re = jQuery.token[i];
var m = re.exec(t);
// If the token match was found
if ( m ) {
// Map it against the token's handler
r = ret = jQuery.map( ret, jQuery.isFunction( jQuery.token[i+1] ) ?
jQuery.token[i+1] :
function(a){ return eval(jQuery.token[i+1]); });
// And remove the token
t = jQuery.trim( t.replace( re, "" ) );
foundToken = true;
break;
}
}
}
// 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 ( ret[0] == context ) ret.shift();
// Merge the result sets
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 = /^([a-z0-9_-]+)(#)([a-z0-9\\*_-]*)/i;
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 = /^([#.]?)([a-z0-9\\*_-]*)/i;
m = re2.exec(t);
}
// Try to do a global search by ID, where we can
if ( m[1] == "#" && ret[ret.length-1].getElementById ) {
// Optimization for HTML document case
var oid = ret[ret.length-1].getElementById(m[2]);
// Do a quick check for node name (where applicable) so
// that div#foo searches will be really fast
ret = r = oid &&
(!m[3] || oid.nodeName == m[3].toUpperCase()) ? [oid] : [];
} else {
// Pre-compile a regular expression to handle class searches
if ( m[1] == "." )
var rec = new RegExp("(^|\\s)" + m[2] + "(\\s|$)");
// We need to find all descendant elements, it is more
// efficient to use getAll() when we are already further down
// the tree - we try to recognize that here
jQuery.each( ret, function(){
// Grab the tag name being searched for
var tag = m[1] != "" || m[0] == "" ? "*" : m[2];
// Handle IE7 being really dumb about <object>s
if ( this.nodeName.toUpperCase() == "OBJECT" && tag == "*" )
tag = "param";
jQuery.merge( r,
m[1] != "" && ret.length != 1 ?
jQuery.getAll( this, [], m[1], m[2], rec ) :
this.getElementsByTagName( tag )
);
});
// It's faster to filter by class and be done with it
if ( m[1] == "." && ret.length == 1 )
r = jQuery.grep( r, function(e) {
return rec.test(e.className);
});
// Same with ID filtering
if ( m[1] == "#" && ret.length == 1 ) {
// Remember, then wipe out, the result set
var tmp = r;
r = [];
// Then try to find the element with the ID
jQuery.each( tmp, function(){
if ( this.getAttribute("id") == m[2] ) {
r = [ this ];
return false;
}
});
}
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);
}
}
// Remove the root context
if ( ret && ret[0] == context ) ret.shift();
// And combine the results
jQuery.merge( done, ret );
return done;
},
filter: function(t,r,not) {
// Look for common filter expressions
while ( t && /^[a-z[({<*:.#]/i.test(t) ) {
var p = jQuery.parse, m;
jQuery.each( p, function(i,re){
// Look for, and replace, string-like sequences
// and finally build a regexp out of it
m = re.exec( t );
if ( m ) {
// Remove what we just matched
t = t.substring( m[0].length );
// Re-organize the first match
if ( jQuery.expr[ m[1] ]._resort )
m = jQuery.expr[ m[1] ]._resort( m );
return false;
}
});
// :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;
// Handle classes as a special case (this will help to
// improve the speed, as the regexp will only be compiled once)
else if ( m[1] == "." ) {
var re = new RegExp("(^|\\s)" + m[2] + "(\\s|$)");
r = jQuery.grep( r, function(e){
return re.test(e.className || "");
}, not);
// 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){" +
( jQuery.expr[ m[1] ]._prefix || "" ) +
"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 };
},
getAll: function( o, r, token, name, re ) {
for ( var s = o.firstChild; s; s = s.nextSibling )
if ( s.nodeType == 1 ) {
var add = true;
if ( token == "." )
add = s.className && re.test(s.className);
else if ( token == "#" )
add = s.getAttribute("id") == name;
if ( add )
r.push( s );
if ( token == "#" && r.length ) break;
if ( s.firstChild )
jQuery.getAll( s, r, token, name, re );
}
return r;
},
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++;
if ( num == result || result == "even" && num % 2 == 0 && num > 1 && cur == elem ||
result == "odd" && num % 2 == 1 && cur == elem ) 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;
// if data is passed, bind to handler
if( data )
handler.data = data;
// Make sure that the function being executed has a unique ID
if ( !handler.guid )
handler.guid = this.guid++;
// Init the element's event structure
if (!element.events)
element.events = {};
// Get the current list of functions bound to this event
var handlers = element.events[type];
// If it hasn't been initialized yet
if (!handlers) {
// Init the event handler queue
handlers = element.events[type] = {};
// Remember an existing handler, if it's already there
if (element["on" + type])
handlers[0] = element["on" + type];
}
// Add the function to the element's handler list
handlers[handler.guid] = handler;
// And bind the global event handler to the element
element["on" + type] = this.handle;
// Remember the function in a global list (for triggering)
if (!this.global[type])
this.global[type] = [];
this.global[type].push( element );
},
guid: 1,
global: {},
// Detach an event or set of events from an element
remove: function(element, type, handler) {
if (element.events)
if ( type && type.type )
delete element.events[ type.type ][ type.handler.guid ];
else if (type && element.events[type])
if ( handler )
delete element.events[type][handler.guid];
else
for ( var i in element.events[type] )
delete element.events[type][i];
else
for ( var j in element.events )
this.remove( element, j );
},
trigger: function(type,data,element) {
// Clone the incoming data, if any
data = jQuery.makeArray(data || []);
// Handle a global trigger
if ( !element ) {
var g = this.global[type];
if ( g )
jQuery.each( g, function(){
jQuery.event.trigger( type, data, this );
});
// Handle triggering a single element
} else if ( element["on" + type] ) {
// Pass along a fake event
data.unshift( this.fix({ type: type, target: element }) );
// Trigger the event
var val = element["on" + type].apply( element, data );
if ( val !== false && jQuery.isFunction( element[ type ] ) )
element[ type ]();
}
},
handle: function(event) {
if ( typeof jQuery == "undefined" ) return false;
// Empty object is for triggered events with no data
event = jQuery.event.fix( event || window.event || {} );
// returned undefined or false
var returnValue;
var c = this.events[event.type];
var 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();
returnValue = 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 returnValue;
},
fix: function(event) {
// Fix target property, if necessary
if ( !event.target && event.srcElement )
event.target = event.srcElement;
// Calculate pageX/Y if missing and clientX/Y available
if ( event.pageX == undefined && event.clientX != undefined ) {
var e = document.documentElement, b = document.body;
event.pageX = event.clientX + (e.scrollLeft || b.scrollLeft);
event.pageY = event.clientY + (e.scrollTop || b.scrollTop);
}
// check if target is a textnode (safari)
if (jQuery.browser.safari && event.target.nodeType == 3) {
// store a copy of the original event object
// and clone because target is read only
var originalEvent = event;
event = jQuery.extend({}, originalEvent);
// get parentnode from textnode
event.target = originalEvent.target.parentNode;
// add preventDefault and stopPropagation since
// they will not work on the clone
event.preventDefault = function() {
return originalEvent.preventDefault();
};
event.stopPropagation = function() {
return originalEvent.stopPropagation();
};
}
// fix preventDefault and stopPropagation
if (!event.preventDefault)
event.preventDefault = function() {
this.returnValue = false;
};
if (!event.stopPropagation)
event.stopPropagation = function() {
this.cancelBubble = true;
};
return event;
}
};
jQuery.fn.extend({
bind: function( type, data, fn ) {
return this.each(function(){
jQuery.event.add( this, type, fn || data, 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);
}, 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 = this.lastToggle == 0 ? 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.type == "mouseover" ? e.fromElement : e.toElement) || e.relatedTarget;
// Traverse up the tree
while ( p && p != this ) try { p = p.parentNode } catch(e) { p = this; };
// If we actually just moused on to a sub-element, ignore it
if ( p == this ) return false;
// Execute the right function
return (e.type == "mouseover" ? f : g).apply(this, [e]);
}
// Bind the function to the two event listeners
return this.mouseover(handleHover).mouseout(handleHover);
},
ready: function(f) {
// If the DOM is already ready
if ( jQuery.isReady )
// Execute the function immediately
f.apply( document, [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 lisenter to avoid memory leak
if ( jQuery.browser.mozilla || jQuery.browser.opera )
document.removeEventListener( "DOMContentLoaded", jQuery.ready, false );
}
}
});
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
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;
this.parentNode.removeChild( this );
jQuery.ready();
};
// Clear from memory
script = null;
// If Safari is used
} else if ( jQuery.browser.safari )
// Continually check to see if the document.readyState is valid
jQuery.safariTimer = setInterval(function(){
// loaded and complete are both valid states
if ( document.readyState == "loaded" ||
document.readyState == "complete" ) {
// If either one are found, remove the timer
clearInterval( jQuery.safariTimer );
jQuery.safariTimer = null;
// and execute any waiting functions
jQuery.ready();
}
}, 10);
// A fallback to window.onload, that will always work
jQuery.event.add( window, "load", jQuery.ready );
};
// Clean up after IE to avoid memory leaks
if (jQuery.browser.msie)
jQuery(window).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
jQuery.event.remove(els[i-1], type);
while (--i);
}
});
jQuery.fn.extend({
show: function(speed,callback){
var hidden = this.filter(":hidden");
return speed ?
hidden.animate({
height: "show", width: "show", opacity: "show"
}, speed, callback) :
hidden.each(function(){
this.style.display = this.oldblock ? this.oldblock : "";
if ( jQuery.css(this,"display") == "none" )
this.style.display = "block";
});
},
hide: function(speed,callback){
var visible = this.filter(":visible");
return speed ?
visible.animate({
height: "hide", width: "hide", opacity: "hide"
}, speed, callback) :
visible.each(function(){
this.oldblock = this.oldblock || jQuery.css(this,"display");
if ( this.oldblock == "none" )
this.oldblock = "block";
this.style.display = "none";
});
},
// Save the old toggle function
_toggle: jQuery.fn.toggle,
toggle: function( fn, fn2 ){
var args = arguments;
return jQuery.isFunction(fn) && jQuery.isFunction(fn2) ?
this._toggle( fn, fn2 ) :
this.each(function(){
jQuery(this)[ jQuery(this).is(":hidden") ? "show" : "hide" ]
.apply( jQuery(this), args );
});
},
slideDown: function(speed,callback){
return this.animate({height: "show"}, speed, callback);
},
slideUp: function(speed,callback){
return this.animate({height: "hide"}, speed, callback);
},
slideToggle: function(speed, callback){
return this.each(function(){
var state = jQuery(this).is(":hidden") ? "show" : "hide";
jQuery(this).animate({height: state}, speed, callback);
});
},
fadeIn: function(speed, callback){
return this.animate({opacity: "show"}, speed, callback);
},
fadeOut: function(speed, callback){
return this.animate({opacity: "hide"}, speed, callback);
},
fadeTo: function(speed,to,callback){
return this.animate({opacity: to}, speed, callback);
},
animate: function( prop, speed, easing, callback ) {
return this.queue(function(){
this.curAnim = jQuery.extend({}, prop);
var opt = jQuery.speed(speed, easing, callback);
for ( var p in prop ) {
var e = new jQuery.fx( this, opt, p );
if ( prop[p].constructor == Number )
e.custom( e.cur(), prop[p] );
else
e[ prop[p] ]( prop );
}
});
},
queue: function(type,fn){
if ( !fn ) {
fn = type;
type = "fx";
}
return this.each(function(){
if ( !this.queue )
this.queue = {};
if ( !this.queue[type] )
this.queue[type] = [];
this.queue[type].push( fn );
if ( this.queue[type].length == 1 )
fn.apply(this);
});
}
});
jQuery.extend({
speed: function(speed, easing, fn) {
var opt = speed && speed.constructor == Object ? speed : {
complete: fn || !fn && easing ||
jQuery.isFunction( speed ) && speed,
duration: speed,
easing: fn && easing || easing && easing.constructor != Function && easing
};
opt.duration = (opt.duration && opt.duration.constructor == Number ?
opt.duration :
{ slow: 600, fast: 200 }[opt.duration]) || 400;
// Queueing
opt.old = opt.complete;
opt.complete = function(){
jQuery.dequeue(this, "fx");
if ( jQuery.isFunction( opt.old ) )
opt.old.apply( this );
};
return opt;
},
easing: {},
queue: {},
dequeue: function(elem,type){
type = type || "fx";
if ( elem.queue && elem.queue[type] ) {
// Remove self
elem.queue[type].shift();
// Get next function
var f = elem.queue[type][0];
if ( f ) f.apply( elem );
}
},
/*
* I originally wrote fx() as a clone of moo.fx and in the process
* of making it small in size the code became illegible to sane
* people. You've been warned.
*/
fx: function( elem, options, prop ){
var z = this;
// The styles
var y = elem.style;
// Store display property
var oldDisplay = jQuery.css(elem, "display");
// Set display property to block for animation
y.display = "block";
// Make sure that nothing sneaks out
y.overflow = "hidden";
// Simple function for setting a style value
z.a = function(){
if ( options.step )
options.step.apply( elem, [ z.now ] );
if ( prop == "opacity" )
jQuery.attr(y, "opacity", z.now); // Let attr handle opacity
else if ( parseInt(z.now) ) // My hate for IE will never die
y[prop] = parseInt(z.now) + "px";
};
// 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();
z.timer = setInterval(function(){
z.step(from, to);
}, 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] = this.cur();
options.show = true;
// Begin the animation
z.custom(0, elem.orig[prop]);
// Stupid IE, look what you made me do
if ( prop != "opacity" )
y[prop] = "1px";
};
// 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] = this.cur();
options.hide = true;
// Begin the animation
z.custom(elem.orig[prop], 0);
};
//Simple 'toggle' function
z.toggle = function() {
if ( !elem.orig ) elem.orig = {};
// Remember where we started, so that we can go back to it later
elem.orig[prop] = this.cur();
if(oldDisplay == "none") {
options.show = true;
// Stupid IE, look what you made me do
if ( prop != "opacity" )
y[prop] = "1px";
// Begin the animation
z.custom(0, elem.orig[prop]);
} else {
options.hide = true;
// Begin the animation
z.custom(elem.orig[prop], 0);
}
};
// Each step of an animation
z.step = function(firstNum, lastNum){
var t = (new Date()).getTime();
if (t > options.duration + z.startTime) {
// Stop the timer
clearInterval(z.timer);
z.timer = null;
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 ) {
// Reset the overflow
y.overflow = "";
// Reset the display
y.display = oldDisplay;
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 )
if (p == "opacity")
jQuery.attr(y, p, elem.orig[p]);
else
y[p] = "";
}
// If a callback was provided, execute it
if ( done && jQuery.isFunction( options.complete ) )
// Execute the complete function
options.complete.apply( elem );
} else {
var n = t - this.startTime;
// Figure out where in the animation we are and set the number
var p = n / options.duration;
// If the easing function exists, then use it
z.now = options.easing && jQuery.easing[options.easing] ?
jQuery.easing[options.easing](p, n, firstNum, (lastNum-firstNum), options.duration) :
// else use default linear easing
((-Math.cos(p*Math.PI)/2) + 0.5) * (lastNum-firstNum) + firstNum;
// Perform the next step of the animation
z.a();
}
};
}
});
jQuery.fn.extend({
loadIfModified: function( url, params, callback ) {
this.load( url, params, callback, 1 );
},
load: function( url, params, callback, ifModified ) {
if ( 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.constructor ) ) {
// 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();
}
});
// If IE is used, create a wrapper for the XMLHttpRequest object
if ( jQuery.browser.msie && typeof XMLHttpRequest == "undefined" )
XMLHttpRequest = function(){
return new ActiveXObject("Microsoft.XMLHTTP");
};
// 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({
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 ) {
return jQuery.ajax({
type: "POST",
url: url,
data: data,
success: callback,
dataType: type
});
},
// timeout (ms)
//timeout: 0,
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;
}
// Watch for a new set of requests
if ( s.global && ! jQuery.active++ )
jQuery.event.trigger( "ajaxStart" );
var requestDone = false;
// Create the request object
var xml = 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");
// Make sure the browser sends the right content length
if ( xml.overrideMimeType )
xml.setRequestHeader("Connection", "close");
// 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;
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
xml.onreadystatechange = function(){};
xml = null;
}
};
xml.onreadystatechange = onreadystatechange;
// 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);
// save non-leaking reference
var xml2 = xml;
// Send the data
try {
xml2.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 xml2;
},
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" )
eval( "data = " + 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].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 );
}
});
}