(function(){ /* * jQuery 1.2.6 - New Wave Javascript * * Copyright (c) 2008 John Resig (jquery.com) * Dual licensed under the MIT (MIT-LICENSE.txt) * and GPL (GPL-LICENSE.txt) licenses. * * $Date$ * $Rev: 5685 $
*/
// Map over jQuery in case of overwrite var _jQuery = window.jQuery, // Map over the $ in case of overwrite
_$ = window.$;
var jQuery = window.jQuery = window.$ = function( selector, context ) { // The jQuery object is actually just the init constructor 'enhanced' returnnew jQuery.fn.init( selector, context );
};
// A simple way to check for HTML strings or ID strings // (both of which we optimize for) var quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#(\w+)$/,
// Is it a simple selector
isSimple = /^.[^:#\[\.]*$/,
// Will speed up references to undefined, and allows munging its name.
undefined;
jQuery.fn = jQuery.prototype = {
init: function( selector, context ) { // Make sure that a selection was provided
selector = selector || document;
// Handle $(DOMElement) if ( selector.nodeType ) { this[0] = selector; this.length = 1; returnthis;
} // Handle HTML strings if ( typeof selector == "string" ) { // Are we dealing with HTML string or an ID? var match = quickExpr.exec( selector );
// Verify a match, and that no context was specified for #id if ( match && (match[1] || !context) ) {
// Make sure an element was located if ( elem ){ // Handle the case where IE and Opera return items // by name instead of ID if ( elem.id != match[3] ) return jQuery().find( selector );
// Otherwise, we inject the element directly into the jQuery object return jQuery( elem );
}
selector = [];
}
// HANDLE: $(expr, [context]) // (which is just equivalent to: $(content).find(expr)
} else return jQuery( context ).find( selector );
// The current version of jQuery being used
jquery: "1.2.6",
// The number of elements contained in the matched element set
size: function() { returnthis.length;
},
// The number of elements contained in the matched element set
length: 0,
// Get the Nth element in the matched element set OR // Get the whole matched element set as a clean array
get: function( num ) { return num == undefined ?
// Return a 'clean' array
jQuery.makeArray( this ) :
// Return just the object this[ num ];
},
// Take an array of elements and push it onto the stack // (returning the new matched element set)
pushStack: function( elems ) { // Build a new jQuery matched element set var ret = jQuery( elems );
// Add the old object onto the stack (as a reference)
ret.prevObject = this;
// Return the newly-formed element set return ret;
},
// Force the current matched set of elements to become // the specified array of elements (destroying the stack in the process) // You should use pushStack() in order to do this, but maintain the stack
setArray: function( elems ) { // Resetting the length to 0, then using the native Array push // is a super-fast way to populate an object with array-like properties this.length = 0;
Array.prototype.push.apply( this, elems );
returnthis;
},
// Execute a callback for every element in the matched set. // (You can seed the arguments with an array of args, but this is // only used internally.)
each: function( callback, args ) { return jQuery.each( this, callback, args );
},
// Determine the position of an element within // the matched set of elements
index: function( elem ) { var ret = -1;
// Locate the position of the desired element return jQuery.inArray( // If it receives a jQuery object, the first element is used
elem && elem.jquery ? elem[0] : elem
, this );
},
attr: function( name, value, type ) { var options = name;
// Look for the case where we're accessing a style value if ( name.constructor == String ) if ( value === undefined ) returnthis[0] && jQuery[ type || "attr" ]( this[0], name );
else {
options = {};
options[ name ] = value;
}
// Check to see if we're setting style values returnthis.each(function(i){ // Set all the styles for ( name in options )
jQuery.attr(
type ? this.style : this,
name, jQuery.prop( this, options[ name ], type, i, name )
);
});
},
css: function( key, value ) { // ignore negative width and height values if ( (key == 'width' || key == 'height') && parseFloat(value) < 0 )
value = undefined; returnthis.attr( key, value, "curCSS" );
},
text: function( text ) { if ( typeof text != "object" && text != null ) returnthis.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
var ret = "";
jQuery.each( text || this, function(){
jQuery.each( this.childNodes, function(){ if ( this.nodeType != 8 )
ret += this.nodeType != 1 ? this.nodeValue :
jQuery.fn.text( [ this ] );
});
});
return ret;
},
wrapAll: function( html ) { if ( this[0] ) // The elements to wrap the target around
jQuery( html, this[0].ownerDocument )
.clone()
.insertBefore( this[0] )
.map(function(){ var elem = this;
while ( elem.firstChild )
elem = elem.firstChild;
return elem;
})
.append(this);
returnthis;
},
wrapInner: function( html ) { returnthis.each(function(){
jQuery( this ).contents().wrapAll( html );
});
},
wrap: function( html ) { returnthis.each(function(){
jQuery( this ).wrapAll( html );
});
},
clone: function( events ) { // Do the clone var ret = this.map(function(){ if ( jQuery.browser.msie && !jQuery.isXMLDoc(this) ) { // IE copies events bound via attachEvent when // using cloneNode. Calling detachEvent on the // clone will also remove the events from the orignal // In order to get around this, we use innerHTML. // Unfortunately, this means some modifications to // attributes in IE that are actually only stored // as properties will not be copied (such as the // the name attribute on an input). var clone = this.cloneNode(true),
container = document.createElement("div");
container.appendChild(clone); return jQuery.clean([container.innerHTML])[0];
} else returnthis.cloneNode(true);
});
// Need to set the expando to null on the cloned set if it exists // removeData doesn't work here, IE removes it from the original as well // this is primarily for IE but the data expando shouldn't be copied over in any browser var clone = ret.find("*").andSelf().each(function(){ if ( this[ expando ] != undefined ) this[ expando ] = null;
});
// Copy the events from the original to the clone if ( events === true ) this.find("*").andSelf().each(function(i){ if (this.nodeType == 3) return; var events = jQuery.data( this, "events" );
for ( var type in events ) for ( var handler in events[ type ] )
jQuery.event.add( clone[ i ], type, events[ type ][ handler ], events[ type ][ handler ].data );
});
not: function( selector ) { if ( selector.constructor == String ) // test special case where just one selector is passed in if ( isSimple.test( selector ) ) returnthis.pushStack( jQuery.multiFilter( selector, this, true ) ); else
selector = jQuery.multiFilter( selector, this );
val: function( value ) { if ( value == undefined ) {
if ( this.length ) { var elem = this[0];
// We need to handle select boxes special if ( jQuery.nodeName( elem, "select" ) ) { var index = elem.selectedIndex,
values = [],
options = elem.options,
one = elem.type == "select-one";
// Nothing was selected if ( index < 0 ) returnnull;
// Loop through all the selected options for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) { var option = options[ i ];
if ( option.selected ) { // Get the specifc value for the option
value = jQuery.browser.msie && !option.attributes.value.specified ? option.text : option.value;
// We don't need an array for one selects if ( one ) return value;
// Multi-Selects return an array
values.push( value );
}
}
return values;
// Everything else, we just grab the value
} else return (this[0].value || "").replace(/\r/g, "");
}
return undefined;
}
if( value.constructor == Number )
value += '';
returnthis.each(function(){ if ( this.nodeType != 1 ) return;
jQuery.each(elems, function(){ var elem = clone ?
jQuery( this ).clone( true )[0] : this;
// execute all scripts after the elements have been injected if ( jQuery.nodeName( elem, "script" ) )
scripts = scripts.add( elem ); else { // Remove any inner scripts for later evaluation if ( elem.nodeType == 1 )
scripts = scripts.add( jQuery( "script", elem ).remove() );
// Inject the elements into the document
callback.call( obj, elem );
}
});
scripts.each( evalScript );
});
}
};
// Give the init function the jQuery prototype for later instantiation
jQuery.fn.init.prototype = jQuery.fn;
function evalScript( i, elem ) { if ( elem.src )
jQuery.ajax({
url: elem.src,
async: false,
dataType: "script"
});
if ( elem.parentNode )
elem.parentNode.removeChild( elem );
}
function now(){ return +new Date;
}
jQuery.extend = jQuery.fn.extend = function() { // copy reference to target object var target = arguments[0] || {}, i = 1, length = arguments.length, deep = false, options;
// Handle a deep copy situation if ( target.constructor == Boolean ) {
deep = target;
target = arguments[1] || {}; // skip the boolean and the target
i = 2;
}
// Handle case when target is a string or something (possible in deep copy) if ( typeof target != "object" && typeof target != "function" )
target = {};
// extend jQuery itself if only one argument is passed if ( length == i ) {
target = this;
--i;
}
for ( ; i < length; i++ ) // Only deal with non-null/undefined values if ( (options = arguments[ i ]) != null ) // Extend the base object for ( var name in options ) { var src = target[ name ], copy = options[ name ];
// check if an element is in a (or is an) XML document
isXMLDoc: function( elem ) { return elem.documentElement && !elem.body ||
elem.tagName && elem.ownerDocument && !elem.ownerDocument.body;
},
// Evalulates a script in a global context
globalEval: function( data ) {
data = jQuery.trim( data );
script.type = "text/javascript"; if ( jQuery.browser.msie )
script.text = data; else
script.appendChild( document.createTextNode( data ) );
// Use insertBefore instead of appendChild to circumvent an IE6 bug. // This arises when a base node is used (#2709).
head.insertBefore( script, head.firstChild );
head.removeChild( script );
}
},
// If we want to remove a specific section of the element's data if ( name ) { if ( jQuery.cache[ id ] ) { // Remove the section of cache data delete jQuery.cache[ id ][ name ];
// If we've removed all the data, remove the element's cache
name = "";
for ( name in jQuery.cache[ id ] ) break;
if ( !name )
jQuery.removeData( elem );
}
// Otherwise, we want to remove all of the element's data
} else { // Clean up the element expando try { delete elem[ expando ];
} catch(e){ // IE has trouble directly removing the expando // but it's ok with using removeAttribute if ( elem.removeAttribute )
elem.removeAttribute( expando );
}
// Completely remove the data cache delete jQuery.cache[ id ];
}
},
// args is for internal usage only
each: function( object, callback, args ) { var name, i = 0, length = object.length;
if ( args ) { if ( length == undefined ) { for ( name in object ) if ( callback.apply( object[ name ], args ) === false ) break;
} else for ( ; i < length; ) if ( callback.apply( object[ i++ ], args ) === false ) break;
// A special, fast, case for the most common use of each
} else { if ( length == undefined ) { for ( name in object ) if ( callback.call( object[ name ], name, object[ name ] ) === false ) break;
} else for ( var value = object[0];
i < length && callback.call( value, i, value ) !== false; value = object[++i] ){}
}
return object;
},
prop: function( elem, value, type, i, name ) { // Handle executable functions if ( jQuery.isFunction( value ) )
value = value.call( elem, i );
// Handle passing in a number to a CSS property return value && value.constructor == Number && type == "curCSS" && !exclude.test( name ) ?
value + "px" :
value;
},
// A method for quickly swapping in/out CSS properties to get correct calculations
swap: function( elem, options, callback ) { var old = {}; // Remember the old values, and insert the new ones for ( var name in options ) {
old[ name ] = elem.style[ name ];
elem.style[ name ] = options[ name ];
}
callback.call( elem );
// Revert the old values for ( var name in options )
elem.style[ name ] = old[ name ];
},
css: function( elem, name, force ) { if ( name == "width" || name == "height" ) { var val, props = { position: "absolute", visibility: "hidden", display:"block" }, which = name == "width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ];
function getWH() {
val = name == "width" ? elem.offsetWidth : elem.offsetHeight; var padding = 0, border = 0;
jQuery.each( which, function() {
padding += parseFloat(jQuery.curCSS( elem, "padding" + this, true)) || 0;
border += parseFloat(jQuery.curCSS( elem, "border" + this + "Width", true)) || 0;
});
val -= Math.round(padding + border);
}
curCSS: function( elem, name, force ) { var ret, style = elem.style;
// A helper method for determining if an element's values are broken function color( elem ) { if ( !jQuery.browser.safari ) returnfalse;
// defaultView is cached var ret = defaultView.getComputedStyle( elem, null ); return !ret || ret.getPropertyValue("color") == "";
}
// We need to handle opacity special in IE if ( name == "opacity" && jQuery.browser.msie ) {
ret = jQuery.attr( style, "opacity" );
return ret == "" ? "1" :
ret;
} // Opera sometimes will give the wrong display answer, this fixes it, see #2037 if ( jQuery.browser.opera && name == "display" ) { var save = style.outline;
style.outline = "0 solid black";
style.outline = save;
}
// Make sure we're using the right name for getting the float value if ( name.match( /float/i ) )
name = styleFloat;
if ( !force && style && style[ name ] )
ret = style[ name ];
elseif ( defaultView.getComputedStyle ) {
// Only "float" is needed here if ( name.match( /float/i ) )
name = "float";
name = name.replace( /([A-Z])/g, "-$1" ).toLowerCase();
var computedStyle = defaultView.getComputedStyle( elem, null );
if ( computedStyle && !color( elem ) )
ret = computedStyle.getPropertyValue( name );
// If the element isn't reporting its values properly in Safari // then some display: none elements are involved else { var swap = [], stack = [], a = elem, i = 0;
// Locate all of the parent display: none elements for ( ; a && color(a); a = a.parentNode )
stack.unshift(a);
// Go through and make them visible, but in reverse // (It would be better if we knew the exact display type that they had) for ( ; i < stack.length; i++ ) if ( color( stack[ i ] ) ) {
swap[ i ] = stack[ i ].style.display;
stack[ i ].style.display = "block";
}
// Since we flip the display style, we have to handle that // one special, otherwise get the value
ret = name == "display" && swap[ stack.length - 1 ] != null ? "none" :
( computedStyle && computedStyle.getPropertyValue( name ) ) || "";
// Finally, revert the display styles back for ( i = 0; i < swap.length; i++ ) if ( swap[ i ] != null )
stack[ i ].style.display = swap[ i ];
}
// We should always get a number back from opacity if ( name == "opacity" && ret == "" )
ret = "1";
// If we're not dealing with a regular pixel number // but a number that has a weird ending, we need to convert it to pixels if ( !/^\d+(px)?$/i.test( ret ) && /^\d/.test( ret ) ) { // Remember the original values var left = style.left, rsLeft = elem.runtimeStyle.left;
// Put in the new values to get a computed value out
elem.runtimeStyle.left = elem.currentStyle.left;
style.left = ret || 0;
ret = style.pixelLeft + "px";
clean: function( elems, context ) { var ret = [];
context = context || document; // !context.createElement fails in IE with an error but returns typeof 'object' if (typeof context.createElement == 'undefined')
context = context.ownerDocument || context[0] && context[0].ownerDocument || document;
jQuery.each(elems, function(i, elem){ if ( !elem ) return;
if ( elem.constructor == Number )
elem += '';
// Convert html string into DOM nodes if ( typeof elem == "string" ) { // Fix "XHTML"-style tags in all browsers
elem = elem.replace(/(<(\w+)[^>]*?)\/>/g, function(all, front, tag){ return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ?
all :
front + "></" + tag + ">";
});
// Trim whitespace, otherwise indexOf won't work as expected var tags = jQuery.trim( elem ).toLowerCase(), div = context.createElement("div");
var wrap = // option or optgroup
!tags.indexOf("<opt") &&
[ 1, "<select multiple='multiple'>", "</select>" ] ||
// IE completely kills leading whitespace when innerHTML is used if ( /^\s/.test( elem ) )
div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
attr: function( elem, name, value ) { // don't set attributes on text and comment nodes if (!elem || elem.nodeType == 3 || elem.nodeType == 8) return undefined;
var notxml = !jQuery.isXMLDoc( elem ), // Whether we are setting (or getting)
set = value !== undefined,
msie = jQuery.browser.msie;
// Try to normalize/fix the name
name = notxml && jQuery.props[ name ] || name;
// Only do all the following if this is a node (faster for style) // IE elem.getAttribute passes even for style if ( elem.tagName ) {
// These attributes require special treatment var special = /href|src|style/.test( name );
// Safari mis-reports the default selected property of a hidden option // Accessing the parent's selectedIndex property fixes it if ( name == "selected" && jQuery.browser.safari )
elem.parentNode.selectedIndex;
// If applicable, access the attribute via the DOM 0 way if ( name in elem && notxml && !special ) { if ( set ){ // We can't allow the type property to be changed (since it causes problems in IE) if ( name == "type" && jQuery.nodeName( elem, "input" ) && elem.parentNode ) throw"type property can't be changed";
elem[ name ] = value;
}
// browsers index elements by id/name on forms, give priority to attributes. if( jQuery.nodeName( elem, "form" ) && elem.getAttributeNode(name) ) return elem.getAttributeNode( name ).nodeValue;
return elem[ name ];
}
if ( msie && notxml && name == "style" ) return jQuery.attr( elem.style, "cssText", value );
if ( set ) // convert the value to a string (all browsers do this but IE) see #1070
elem.setAttribute( name, "" + value );
var attr = msie && notxml && special // Some attributes require a special call on IE
? elem.getAttribute( name, 2 )
: elem.getAttribute( name );
// Non-existent attributes return null, we normalize to undefined return attr === null ? undefined : attr;
}
// elem is actually elem.style ... set the style
// IE uses filters for opacity if ( msie && name == "opacity" ) { if ( set ) { // 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\([^)]*\)/, "" ) +
(parseInt( value ) + '' == "NaN" ? "" : "alpha(opacity=" + value * 100 + ")");
}
if( array != null ){ var i = array.length; //the window, strings and functions also have 'length' if( i == null || array.split || array.setInterval || array.call )
ret[0] = array; else while( i )
ret[--i] = array[i];
}
return ret;
},
inArray: function( elem, array ) { for ( var i = 0, length = array.length; i < length; i++ ) // Use === because on IE, window == document if ( array[ i ] === elem ) return i;
return -1;
},
merge: function( first, second ) { // We have to loop this way because IE & Opera overwrite the length // expando of getElementsByTagName var i = 0, elem, pos = first.length; // Also, we need to make sure that the correct elements are being returned // (IE returns comment nodes in a '*' query) if ( jQuery.browser.msie ) { while ( elem = second[ i++ ] ) if ( elem.nodeType != 8 )
first[ pos++ ] = elem;
unique: function( array ) { var ret = [], done = {};
try {
for ( var i = 0, length = array.length; i < length; i++ ) { var id = jQuery.data( array[ i ] );
if ( !done[ id ] ) {
done[ id ] = true;
ret.push( array[ i ] );
}
}
} catch( e ) {
ret = array;
}
return ret;
},
grep: function( elems, callback, inv ) { var ret = [];
// Go through the array, only saving the items // that pass the validator function for ( var i = 0, length = elems.length; i < length; i++ ) if ( !inv != !callback( elems[ i ], i ) )
ret.push( elems[ i ] );
return ret;
},
map: function( elems, callback ) { var ret = [];
// Go through the array, translating each of the items to their // new value (or values). for ( var i = 0, length = elems.length; i < length; i++ ) { var value = callback( elems[ i ], i );
if ( value != null )
ret[ ret.length ] = value;
}
return ret.concat.apply( [], ret );
}
});
var userAgent = navigator.userAgent.toLowerCase();
// Figure out what browser is being used
jQuery.browser = {
version: (userAgent.match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [])[1],
safari: /webkit/.test( userAgent ),
opera: /opera/.test( userAgent ),
msie: /msie/.test( userAgent ) && !/opera/.test( userAgent ),
mozilla: /mozilla/.test( userAgent ) && !/(compatible|webkit)/.test( userAgent )
};
var styleFloat = jQuery.browser.msie ? "styleFloat" : "cssFloat";
jQuery.extend({ // Check to see if the W3C box model is being used
boxModel: !jQuery.browser.msie || document.compatMode == "CSS1Compat",
remove: function( selector ) { if ( !selector || jQuery.filter( selector, [ this ] ).r.length ) { // Prevent memory leaks
jQuery( "*", this ).add(this).each(function(){
jQuery.event.remove(this);
jQuery.removeData(this);
}); if (this.parentNode) this.parentNode.removeChild( this );
}
},
empty: function() { // Remove element nodes and prevent memory leaks
jQuery( ">*", this ).remove();
// Remove any remaining nodes while ( this.firstChild ) this.removeChild( this.firstChild );
}
}, function(name, fn){
jQuery.fn[ name ] = function(){ returnthis.each( fn, arguments );
};
});
jQuery.each([ "Height", "Width" ], function(i, name){ var type = name.toLowerCase();
jQuery.fn[ type ] = function( size ) { // Get window width or height returnthis[0] == window ? // Opera reports document.body.client[Width/Height] properly in both quirks and standards
jQuery.browser.opera && document.body[ "client" + name ] ||
// Safari reports inner[Width/Height] just fine (Mozilla and Opera include scroll bar widths)
jQuery.browser.safari && window[ "inner" + name ] ||
// Everyone else use document.documentElement or document.body depending on Quirks vs Standards mode
document.compatMode == "CSS1Compat" && document.documentElement[ "client" + name ] || document.body[ "client" + name ] :
// Get document width or height this[0] == document ? // Either scroll[Width/Height] or offset[Width/Height], whichever is greater
Math.max(
Math.max(document.body["scroll" + name], document.documentElement["scroll" + name]),
Math.max(document.body["offset" + name], document.documentElement["offset" + name])
) :
// Get or set width or height on the element
size == undefined ? // Get width or height on the element
(this.length ? jQuery.css( this[0], type ) : null) :
// Set the width or height on the element (default to pixels if value is unitless) this.css( type, size.constructor == String ? size : size + "px" );
};
});
// Helper function used by the dimensions and offset modules function num(elem, prop) { return elem[0] && parseInt( jQuery.curCSS(elem[0], prop, true), 10 ) || 0;
}var chars = jQuery.browser.safari && parseInt(jQuery.browser.version) < 417 ? "(?:[\\w*_-]|\\\\.)" : "(?:[\\w\u0128-\uFFFF*_-]|\\\\.)",
quickChild = new RegExp("^>\\s*(" + chars + "+)"),
quickID = new RegExp("^(" + chars + "+)(#)(" + chars + "+)"),
quickClass = new RegExp("^([#.]?)(" + chars + "*)");
// The regular expressions that power the parsing engine
parse: [ // Match: [@value='test'], [@foo]
/^(\[) *@?([\w-]+) *([!*$^~=]*) *('?"?)(.*?)\4 *\]/,
multiFilter: function( expr, elems, not ) { var old, cur = [];
while ( expr && expr != old ) {
old = expr; var f = jQuery.filter( expr, elems, not );
expr = f.t.replace(/^\s*,\s*/, "" );
cur = not ? elems = f.r : jQuery.merge( cur, f.r );
}
return cur;
},
find: function( t, context ) { // Quickly handle non-string expressions if ( typeof t != "string" ) return [ t ];
// check to make sure context is a DOM element or a document if ( context && context.nodeType != 1 && context.nodeType != 9) return [ ];
// Set the correct context (if none is provided)
context = context || document;
// Initialize the search var ret = [context], done = [], last, nodeName;
// Continue while a selector expression exists, and while // we're no longer looping upon ourselves while ( t && last != t ) { var r = [];
last = t;
t = jQuery.trim(t);
var foundToken = false,
// An attempt at speeding up child selectors that // point to a specific element tag
re = quickChild,
m = re.exec(t);
if ( m ) {
nodeName = m[1].toUpperCase();
// Perform our own iteration and filter for ( var i = 0; ret[i]; i++ ) for ( var c = ret[i].firstChild; c; c = c.nextSibling ) if ( c.nodeType == 1 && (nodeName == "*" || c.nodeName.toUpperCase() == nodeName) )
r.push( c );
ret = r;
t = t.replace( re, "" ); if ( t.indexOf(" ") == 0 ) continue;
foundToken = true;
} else {
re = /^([>+~])\s*(\w*)/i;
if ( (m = re.exec(t)) != null ) {
r = [];
var merge = {};
nodeName = m[2].toUpperCase();
m = m[1];
for ( var j = 0, rl = ret.length; j < rl; j++ ) { var n = m == "~" || m == "+" ? ret[j].nextSibling : ret[j].firstChild; for ( ; n; n = n.nextSibling ) if ( n.nodeType == 1 ) { var id = jQuery.data(n);
if ( m == "~" && merge[id] ) break;
if (!nodeName || n.nodeName.toUpperCase() == nodeName ) { if ( m == "~" ) merge[id] = true;
r.push( n );
}
if ( m == "+" ) break;
}
}
ret = r;
// And remove the token
t = jQuery.trim( t.replace( re, "" ) );
foundToken = true;
}
}
// See if there's still an expression, and that we haven't already // matched a token if ( t && !foundToken ) { // Handle multiple expressions if ( !t.indexOf(",") ) { // Clean the result set if ( context == ret[0] ) ret.shift();
// Merge the result sets
done = jQuery.merge( done, ret );
// Reset the context
r = ret = [context];
// Touch up the selector string
t = " " + t.substr(1,t.length);
} else { // Optimize for the case nodeName#idName var re2 = quickID; var m = re2.exec(t);
// Re-organize the results, so that they're consistent if ( m ) {
m = [ 0, m[2], m[3], m[1] ];
} else { // Otherwise, do a traditional filter check for // ID, class, and element selectors
re2 = quickClass;
m = re2.exec(t);
}
m[2] = m[2].replace(/\\/g, "");
var elem = ret[ret.length-1];
// Try to do a global search by ID, where we can if ( m[1] == "#" && elem && elem.getElementById && !jQuery.isXMLDoc(elem) ) { // Optimization for HTML document case var oid = elem.getElementById(m[2]);
// Do a quick check for the existence of the actual ID attribute // to avoid selecting by the name attribute in IE // also check to insure id is a string to avoid selecting an element with the name of 'id' inside a form if ( (jQuery.browser.msie||jQuery.browser.opera) && oid && typeof oid.id == "string" && oid.id != m[2] )
oid = jQuery('[@id="'+m[2]+'"]', elem)[0];
// Do a quick check for node name (where applicable) so // that div#foo searches will be really fast
ret = r = oid && (!m[3] || jQuery.nodeName(oid, m[3])) ? [oid] : [];
} else { // We need to find all descendant elements for ( var i = 0; ret[i]; i++ ) { // Grab the tag name being searched for var tag = m[1] == "#" && m[3] ? m[3] : m[1] != "" || m[0] == "" ? "*" : m[2];
// Handle IE7 being really dumb about <object>s if ( tag == "*" && ret[i].nodeName.toLowerCase() == "object" )
tag = "param";
r = jQuery.merge( r, ret[i].getElementsByTagName( tag ));
}
// It's faster to filter by class and be done with it if ( m[1] == "." )
r = jQuery.classFilter( r, m[2] );
// Same with ID filtering if ( m[1] == "#" ) { var tmp = [];
// Try to find the element with the ID for ( var i = 0; r[i]; i++ ) if ( r[i].getAttribute("id") == m[2] ) {
tmp = [ r[i] ]; break;
}
r = tmp;
}
ret = r;
}
t = t.replace( re2, "" );
}
}
// If a selector string still exists if ( t ) { // Attempt to filter it var val = jQuery.filter(t,r);
ret = r = val.r;
t = jQuery.trim(val.t);
}
}
// An error occurred with the selector; // just return an empty set instead if ( t )
ret = [];
// Remove the root context if ( ret && context == ret[0] )
ret.shift();
// And combine the results
done = jQuery.merge( done, ret );
return done;
},
classFilter: function(r,m,not){
m = " " + m + " "; var tmp = []; for ( var i = 0; r[i]; i++ ) { var pass = (" " + r[i].className + " ").indexOf( m ) >= 0; if ( !not && pass || not && !pass )
tmp.push( r[i] );
} return tmp;
},
filter: function(t,r,not) { var last;
// Look for common filter expressions while ( t && t != last ) {
last = t;
var p = jQuery.parse, m;
for ( var i = 0; p[i]; i++ ) {
m = p[i].exec( t );
if ( m ) { // Remove what we just matched
t = t.substring( m[0].length );
m[2] = m[2].replace(/\\/g, ""); break;
}
}
if ( !m ) break;
// :not() is a special case that can be optimized by // keeping it out of the expression list if ( m[1] == ":" && m[2] == "not" ) // optimize if only one selector found (most common case)
r = isSimple.test( m[3] ) ?
jQuery.filter(m[3], r, true).r :
jQuery( r ).not( m[3] );
// We can get a big speed boost by filtering by class here elseif ( m[1] == "." )
r = jQuery.classFilter(r, m[2], not);
elseif ( m[1] == "[" ) { var tmp = [], type = m[3];
for ( var i = 0, rl = r.length; i < rl; i++ ) { var a = r[i], z = a[ jQuery.props[m[2]] || m[2] ];
if ( z == null || /href|src|selected/.test(m[2]) )
z = jQuery.attr(a,m[2]) || '';
if ( (type == "" && !!z ||
type == "=" && z == m[5] ||
type == "!=" && z != m[5] ||
type == "^=" && z && !z.indexOf(m[5]) ||
type == "$=" && z.substr(z.length - m[5].length) == m[5] ||
(type == "*=" || type == "~=") && z.indexOf(m[5]) >= 0) ^ not )
tmp.push( a );
}
r = tmp;
// We can get a speed boost by handling nth-child here
} elseif ( m[1] == ":" && m[2] == "nth-child" ) { var merge = {}, tmp = [], // parse equations like 'even', 'odd', '5', '2n', '3n+2', '4n-1', '-n+6'
test = /(-?)(\d*)n((?:\+|-)?\d*)/.exec(
m[3] == "even" && "2n" || m[3] == "odd" && "2n+1" ||
!/\D/.test(m[3]) && "0n+" + m[3] || m[3]), // calculate the numbers (first)n+(last) including if they are negative
first = (test[1] + (test[2] || 1)) - 0, last = test[3] - 0;
// loop through all the elements left in the jQuery object for ( var i = 0, rl = r.length; i < rl; i++ ) { var node = r[i], parentNode = node.parentNode, id = jQuery.data(parentNode);
if ( !merge[id] ) { var c = 1;
for ( var n = parentNode.firstChild; n; n = n.nextSibling ) if ( n.nodeType == 1 )
n.nodeIndex = c++;
merge[id] = true;
}
var add = false;
if ( first == 0 ) { if ( node.nodeIndex == last )
add = true;
} elseif ( (node.nodeIndex - last) % first == 0 && (node.nodeIndex - last) / first >= 0 )
add = true;
if ( add ^ not )
tmp.push( node );
}
r = tmp;
// Otherwise, find the expression to execute
} else { var fn = jQuery.expr[ m[1] ]; if ( typeof fn == "object" )
fn = fn[ m[2] ];
// Execute it against the current filter
r = jQuery.grep( r, function(elem, i){ return fn(elem, i, m, r);
}, not );
}
}
// Return an array of filtered elements (r) // and the modified expression string (t) return { r: r, t: t };
},
dir: function( elem, dir ){ var matched = [],
cur = elem[dir]; while ( cur && cur != document ) { if ( cur.nodeType == 1 )
matched.push( cur );
cur = cur[dir];
} return matched;
},
nth: function(cur,result,dir,elem){
result = result || 1; var num = 0;
for ( ; cur; cur = cur[dir] ) if ( cur.nodeType == 1 && ++num == result ) break;
return cur;
},
sibling: function( n, elem ) { var r = [];
for ( ; n; n = n.nextSibling ) { if ( n.nodeType == 1 && n != elem )
r.push( n );
}
return r;
}
}); /* * A number of helper functions used for managing events. * Many of the ideas behind this code orignated from * Dean Edwards' addEvent library.
*/
jQuery.event = {
// Bind an event to an element // Original by Dean Edwards
add: function(elem, types, handler, data) { if ( elem.nodeType == 3 || elem.nodeType == 8 ) return;
// For whatever reason, IE has trouble passing the window object // around, causing it to be cloned in the process if ( jQuery.browser.msie && elem.setInterval )
elem = window;
// Make sure that the function being executed has a unique ID if ( !handler.guid )
handler.guid = this.guid++;
// if data is passed, bind to handler if( data != undefined ) { // Create temporary function pointer to original handler var fn = handler;
// Create unique handler function, wrapped around original handler
handler = this.proxy( fn, function() { // Pass arguments and context to original handler return fn.apply(this, arguments);
});
// Store data in unique handler
handler.data = data;
}
// Init the element's event structure var events = jQuery.data(elem, "events") || jQuery.data(elem, "events", {}),
handle = jQuery.data(elem, "handle") || jQuery.data(elem, "handle", function(){ // 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 jQuery.event.handle.apply(arguments.callee.elem, arguments);
}); // Add elem as a property of the handle function // This is to prevent a memory leak with non-native // event in IE.
handle.elem = elem;
// Handle multiple events separated by a space // jQuery(...).bind("mouseover mouseout", fn);
jQuery.each(types.split(/\s+/), function(index, type) { // Namespaced event handlers var parts = type.split(".");
type = parts[0];
handler.type = parts[1];
// Get the current list of functions bound to this event var handlers = events[type];
// Init the event handler queue if (!handlers) {
handlers = events[type] = {};
// Check for a special event handler // Only use addEventListener/attachEvent if the special // events handler returns false if ( !jQuery.event.special[type] || jQuery.event.special[type].setup.call(elem) === false ) { // Bind the global event handler to the element if (elem.addEventListener)
elem.addEventListener(type, handle, false); elseif (elem.attachEvent)
elem.attachEvent("on" + type, handle);
}
}
// Add the function to the element's handler list
handlers[handler.guid] = handler;
// Keep track of which events have been used, for global triggering
jQuery.event.global[type] = true;
});
// Nullify elem to prevent memory leaks in IE
elem = null;
},
guid: 1,
global: {},
// Detach an event or set of events from an element
remove: function(elem, types, handler) { // don't do events on text and comment nodes if ( elem.nodeType == 3 || elem.nodeType == 8 ) return;
var events = jQuery.data(elem, "events"), ret, index;
if ( events ) { // Unbind all events for the element if ( types == undefined || (typeof types == "string" && types.charAt(0) == ".") ) for ( var type in events ) this.remove( elem, type + (types || "") ); else { // types is actually an event object here if ( types.type ) {
handler = types.handler;
types = types.type;
}
// Handle multiple events seperated by a space // jQuery(...).unbind("mouseover mouseout", fn);
jQuery.each(types.split(/\s+/), function(index, type){ // Namespaced event handlers var parts = type.split(".");
type = parts[0];
if ( events[type] ) { // remove the given handler for the given type if ( handler ) delete events[type][handler.guid];
// remove all handlers for the given type else for ( handler in events[type] ) // Handle the removal of namespaced events if ( !parts[1] || events[type][handler].type == parts[1] ) delete events[type][handler];
// remove generic event handler if no more handlers exist for ( ret in events[type] ) break; if ( !ret ) { if ( !jQuery.event.special[type] || jQuery.event.special[type].teardown.call(elem) === false ) { if (elem.removeEventListener)
elem.removeEventListener(type, jQuery.data(elem, "handle"), false); elseif (elem.detachEvent)
elem.detachEvent("on" + type, jQuery.data(elem, "handle"));
}
ret = null; delete events[type];
}
}
});
}
// Remove the expando if it's no longer used for ( ret in events ) break; if ( !ret ) { var handle = jQuery.data( elem, "handle" ); if ( handle ) handle.elem = null;
jQuery.removeData( elem, "events" );
jQuery.removeData( elem, "handle" );
}
}
},
trigger: function(type, data, elem, donative, extra) { // Clone the incoming data, if any
data = jQuery.makeArray(data);
if ( type.indexOf("!") >= 0 ) {
type = type.slice(0, -1); var exclusive = true;
}
// Handle a global trigger if ( !elem ) { // Only trigger if we've ever bound an event for it if ( this.global[type] )
jQuery("*").add([window, document]).trigger(type, data);
// Handle triggering a single element
} else { // don't do events on text and comment nodes if ( elem.nodeType == 3 || elem.nodeType == 8 ) return undefined;
var val, ret, fn = jQuery.isFunction( elem[ type ] || null ), // Check to see if we need to provide a fake event, or not
event = !data[0] || !data[0].preventDefault;
// Pass along a fake event if ( event ) {
data.unshift({
type: type,
target: elem,
preventDefault: function(){},
stopPropagation: function(){},
timeStamp: now()
});
data[0][expando] = true; // no need to fix fake event
}
// Enforce the right trigger type
data[0].type = type; if ( exclusive )
data[0].exclusive = true;
// Trigger the event, it is assumed that "handle" is a function var handle = jQuery.data(elem, "handle"); if ( handle )
val = handle.apply( elem, data );
// Handle triggering native .onfoo handlers (and on links since we don't call .click() for links) if ( (!fn || (jQuery.nodeName(elem, 'a') && type == "click")) && elem["on"+type] && elem["on"+type].apply( elem, data ) === false )
val = false;
// Extra functions don't get the custom event object if ( event )
data.shift();
// Handle triggering of extra function if ( extra && jQuery.isFunction( extra ) ) { // call the extra function and tack the current return value on the end for possible inspection
ret = extra.apply( elem, val == null ? data : data.concat( val ) ); // if anything is returned, give it precedence and have it overwrite the previous value if (ret !== undefined)
val = ret;
}
// Trigger the native events (except for clicks on links) if ( fn && donative !== false && val !== false && !(jQuery.nodeName(elem, 'a') && type == "click") ) { this.triggered = true; try {
elem[ type ](); // prevent IE from throwing an error for some hidden elements
} catch (e) {}
}
this.triggered = false;
}
return val;
},
handle: function(event) { // returned undefined or false var val, ret, namespace, all, handlers;
for ( var j in handlers ) { var handler = handlers[j];
// Filter the functions by class if ( all || handler.type == namespace ) { // Pass in a reference to the handler function itself // So that we can later remove it
event.handler = handler;
event.data = handler.data;
ret = handler.apply( this, arguments );
if ( val !== false )
val = ret;
if ( ret === false ) {
event.preventDefault();
event.stopPropagation();
}
}
}
// store a copy of the original event object // and "clone" to set read-only properties var originalEvent = event;
event = { originalEvent: originalEvent }; var props = "altKey attrChange attrName bubbles button cancelable charCode clientX clientY ctrlKey currentTarget data detail eventPhase fromElement handler keyCode metaKey newValue originalTarget pageX pageY prevValue relatedNode relatedTarget screenX screenY shiftKey srcElement target timeStamp toElement type view wheelDelta which".split(" "); for ( var i=props.length; i; i-- )
event[ props[i] ] = originalEvent[ props[i] ];
// Mark it as fixed
event[expando] = true;
// add preventDefault and stopPropagation since // they will not work on the clone
event.preventDefault = function() { // if preventDefault exists run it on the original event if (originalEvent.preventDefault)
originalEvent.preventDefault(); // otherwise set the returnValue property of the original event to false (IE)
originalEvent.returnValue = false;
};
event.stopPropagation = function() { // if stopPropagation exists run it on the original event if (originalEvent.stopPropagation)
originalEvent.stopPropagation(); // otherwise set the cancelBubble property of the original event to true (IE)
originalEvent.cancelBubble = true;
};
// Fix target property, if necessary if ( !event.target )
event.target = event.srcElement || document; // Fixes #1925 where srcElement might not be defined either
// check if target is a textnode (safari) if ( event.target.nodeType == 3 )
event.target = event.target.parentNode;
// Add relatedTarget, if necessary if ( !event.relatedTarget && event.fromElement )
event.relatedTarget = event.fromElement == event.target ? event.toElement : event.fromElement;
// Calculate pageX/Y if missing and clientX/Y available if ( event.pageX == null && event.clientX != null ) { var doc = document.documentElement, body = document.body;
event.pageX = event.clientX + (doc && doc.scrollLeft || body && body.scrollLeft || 0) - (doc.clientLeft || 0);
event.pageY = event.clientY + (doc && doc.scrollTop || body && body.scrollTop || 0) - (doc.clientTop || 0);
}
// Add which for key events if ( !event.which && ((event.charCode || event.charCode === 0) ? event.charCode : event.keyCode) )
event.which = event.charCode || event.keyCode;
// Add metaKey to non-Mac browsers (use ctrl for PC's and Meta for Macs) if ( !event.metaKey && event.ctrlKey )
event.metaKey = event.ctrlKey;
// Add which for click: 1 == left; 2 == middle; 3 == right // Note: button is not normalized, so don't use it if ( !event.which && event.button )
event.which = (event.button & 1 ? 1 : ( event.button & 2 ? 3 : ( event.button & 4 ? 2 : 0 ) ));
return event;
},
proxy: function( fn, proxy ){ // Set the guid of unique handler to the same of original handler, so it can be removed
proxy.guid = fn.guid = fn.guid || proxy.guid || this.guid++; // So proxy can be declared as an argument return proxy;
},
special: {
ready: {
setup: function() { // Make sure the ready event is setup
bindReady(); return;
},
handler: function(event) { // If we actually just moused on to a sub-element, ignore it if ( withinElement(event, this) ) returntrue; // Execute the right handlers by setting the event type to mouseenter
event.type = "mouseenter"; return jQuery.event.handle.apply(this, arguments);
}
},
handler: function(event) { // If we actually just moused on to a sub-element, ignore it if ( withinElement(event, this) ) returntrue; // Execute the right handlers by setting the event type to mouseleave
event.type = "mouseleave"; return jQuery.event.handle.apply(this, arguments);
}
}
}
};
ready: function(fn) { // Attach the listeners
bindReady();
// If the DOM is already ready if ( jQuery.isReady ) // Execute the function immediately
fn.call( document, jQuery );
// Otherwise, remember the function for later else // Add the function to the wait list
jQuery.readyList.push( function() { return fn.call(this, jQuery); } );
returnthis;
}
});
jQuery.extend({
isReady: false,
readyList: [], // Handle when the DOM is ready
ready: function() { // Make sure that the DOM is not already loaded if ( !jQuery.isReady ) { // Remember that the DOM is ready
jQuery.isReady = true;
// If there are functions bound, to execute if ( jQuery.readyList ) { // Execute all of them
jQuery.each( jQuery.readyList, function(){ this.call( document );
});
// Reset the list of functions
jQuery.readyList = null;
}
// Trigger any bound ready events
jQuery(document).triggerHandler("ready");
}
}
});
var readyBound = false;
function bindReady(){ if ( readyBound ) return;
readyBound = true;
// Mozilla, Opera (see further below for it) and webkit nightlies currently support this event if ( document.addEventListener && !jQuery.browser.opera) // Use the handy event callback
document.addEventListener( "DOMContentLoaded", jQuery.ready, false );
// If IE is used and is not in a frame // Continually check to see if the document is ready if ( jQuery.browser.msie && window == top ) (function(){ if (jQuery.isReady) return; try { // If IE is used, use the trick by Diego Perini // http://javascript.nwbox.com/IEContentLoaded/
document.documentElement.doScroll("left");
} catch( error ) {
setTimeout( arguments.callee, 0 ); return;
} // and execute any waiting functions
jQuery.ready();
})();
if ( jQuery.browser.opera )
document.addEventListener( "DOMContentLoaded", function () { if (jQuery.isReady) return; for (var i = 0; i < document.styleSheets.length; i++) if (document.styleSheets[i].disabled) {
setTimeout( arguments.callee, 0 ); return;
} // and execute any waiting functions
jQuery.ready();
}, false);
if ( jQuery.browser.safari ) { var numStyles;
(function(){ if (jQuery.isReady) return; if ( document.readyState != "loaded" && document.readyState != "complete" ) {
setTimeout( arguments.callee, 0 ); return;
} if ( numStyles === undefined )
numStyles = jQuery("style, link[rel=stylesheet]").length; if ( document.styleSheets.length != numStyles ) {
setTimeout( arguments.callee, 0 ); return;
} // and execute any waiting functions
jQuery.ready();
})();
}
// A fallback to window.onload, that will always work
jQuery.event.add( window, "load", jQuery.ready );
}
// Checks if an event happened on an element within another element // Used in jQuery.event.special.mouseenter and mouseleave handlers var withinElement = function(event, elem) { // Check if mouse(over|out) are still within the same parent element var parent = event.relatedTarget; // Traverse up the tree while ( parent && parent != elem ) try { parent = parent.parentNode; } catch(error) { parent = elem; } // Return true if we actually just moused on to a sub-element return parent == elem;
};
// Prevent memory leaks in IE // And prevent errors on refresh with events like mouseover in other browsers // Window isn't included so as not to unbind existing unload events
jQuery(window).bind("unload", function() {
jQuery("*").add(document).unbind();
});
jQuery.fn.extend({ // Keep a copy of the old load
_load: jQuery.fn.load,
var off = url.indexOf(" "); if ( off >= 0 ) { var selector = url.slice(off, url.length);
url = url.slice(0, off);
}
callback = callback || function(){};
// Default to a GET request var type = "GET";
// If the second parameter was provided if ( params ) // If it's a function if ( jQuery.isFunction( params ) ) { // We assume that it's the callback
callback = params;
params = null;
// Otherwise, build a param string
} else {
params = jQuery.param( params );
type = "POST";
}
var self = this;
// Request the remote document
jQuery.ajax({
url: url,
type: type,
dataType: "html",
data: params,
complete: function(res, status){ // If successful, inject the HTML into all the matched elements if ( status == "success" || status == "notmodified" ) // See if a selector was specified
self.html( selector ? // Create a dummy div to hold the results
jQuery("<div/>") // inject the contents of the document in, removing the scripts // to avoid any 'Permission Denied' errors in IE
.append(res.responseText.replace(/<script(.|\s)*?\/script>/g, ""))
// Locate the specified elements
.find(selector) :
// If not, just inject the full result
res.responseText );
// 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){ returnthis.bind(o, f);
};
});
var jsc = now();
jQuery.extend({
get: function( url, data, callback, type ) { // shift arguments if data argument was ommited if ( jQuery.isFunction( data ) ) {
callback = data;
data = null;
}
// Last-Modified header cache for next request
lastModified: {},
ajax: function( s ) { // Extend the settings, but re-extend 's' so that it can be // checked again later (in the test suite, specifically)
s = jQuery.extend(true, s, jQuery.extend(true, {}, jQuery.ajaxSettings, s));
var jsonp, jsre = /=\?(&|$)/g, status, data,
type = s.type.toUpperCase();
// convert data if not already a string if ( s.data && s.processData && typeof s.data != "string" )
s.data = jQuery.param(s.data);
// Replace the =? sequence both in the query string and the data if ( s.data )
s.data = (s.data + "").replace(jsre, "=" + jsonp + "$1");
s.url = s.url.replace(jsre, "=" + jsonp + "$1");
// We need to make sure // that a JSONP style response is executed properly
s.dataType = "script";
if ( s.cache === false && type == "GET" ) { var ts = now(); // try replacing _= if it is there var ret = s.url.replace(/(\?|&)_=.*?(&|$)/, "$1_=" + ts + "$2"); // if nothing was replaced, add timestamp to the end
s.url = ret + ((ret == s.url) ? (s.url.match(/\?/) ? "&" : "?") + "_=" + ts : "");
}
// If data is available, append data to url for get requests if ( s.data && type == "GET" ) {
s.url += (s.url.match(/\?/) ? "&" : "?") + s.data;
// IE likes to send both get and post data, prevent this
s.data = null;
}
// Watch for a new set of requests if ( s.global && ! jQuery.active++ )
jQuery.event.trigger( "ajaxStart" );
// Matches an absolute URL, and saves the domain var remote = /^(?:\w+:)?\/\/([^\/?#]+)/;
// If we're requesting a remote document // and trying to load JSON or Script with a GET if ( s.dataType == "script" && type == "GET"
&& remote.test(s.url) && remote.exec(s.url)[1] != location.host ){ var head = document.getElementsByTagName("head")[0]; var script = document.createElement("script");
script.src = s.url; if (s.scriptCharset)
script.charset = s.scriptCharset;
// Handle Script loading if ( !jsonp ) { var done = false;
// We handle everything using the script element injection return undefined;
}
var requestDone = false;
// Create the request object; Microsoft failed to properly // implement the XMLHttpRequest in IE7, so we use the ActiveXObject when it is available var xhr = window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();
// Open the socket // Passing null username, generates a login popup on Opera (#2865) if( s.username )
xhr.open(type, s.url, s.async, s.username, s.password); else
xhr.open(type, s.url, s.async);
// Need an extra try/catch for cross domain requests in Firefox 3 try { // Set the correct header, if data is being sent if ( s.data )
xhr.setRequestHeader("Content-Type", s.contentType);
// Set the If-Modified-Since header, if ifModified mode. if ( s.ifModified )
xhr.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
xhr.setRequestHeader("X-Requested-With", "XMLHttpRequest");
// Set the Accepts header for the server, depending on the dataType
xhr.setRequestHeader("Accept", s.dataType && s.accepts[ s.dataType ] ?
s.accepts[ s.dataType ] + ", */*" :
s.accepts._default );
} catch(e){}
// Allow custom headers/mimetypes if ( s.beforeSend && s.beforeSend(xhr, s) === false ) { // cleanup active request counter
s.global && jQuery.active--; // close opended socket
xhr.abort(); returnfalse;
}
if ( s.global )
jQuery.event.trigger("ajaxSend", [xhr, s]);
// Wait for a response to come back var onreadystatechange = function(isTimeout){ // The transfer is complete and the data is available, or the request timed out if ( !requestDone && xhr && (xhr.readyState == 4 || isTimeout == "timeout") ) {
requestDone = true;
if ( status == "success" ) { // Watch for, and catch, XML document parse errors try { // process the data (runs the xml through httpData regardless of callback)
data = jQuery.httpData( xhr, s.dataType, s.dataFilter );
} catch(e) {
status = "parsererror";
}
}
// Make sure that the request was successful or notmodified if ( status == "success" ) { // Cache Last-Modified header, if ifModified mode. var modRes; try {
modRes = xhr.getResponseHeader("Last-Modified");
} catch(e) {} // swallow exception thrown by FF if header is not available
if ( s.ifModified && modRes )
jQuery.lastModified[s.url] = modRes;
// JSONP handles its own success callback if ( !jsonp )
success();
} else
jQuery.handleError(s, xhr, status);
if ( s.async ) { // don't attach the handler to the request, just poll it instead var ival = setInterval(onreadystatechange, 13);
// Timeout checker if ( s.timeout > 0 )
setTimeout(function(){ // Check to see if the request is still happening if ( xhr ) { // Cancel the request
xhr.abort();
// Send the data try {
xhr.send(s.data);
} catch(e) {
jQuery.handleError(s, xhr, null, e);
}
// firefox 1.5 doesn't fire statechange for sync requests if ( !s.async )
onreadystatechange();
function success(){ // If a local callback was specified, fire it and pass it the data if ( s.success )
s.success( data, status );
// Fire the global callback if ( s.global )
jQuery.event.trigger( "ajaxSuccess", [xhr, s] );
}
function complete(){ // Process result if ( s.complete )
s.complete(xhr, status);
// The request was completed if ( s.global )
jQuery.event.trigger( "ajaxComplete", [xhr, s] );
// Handle the global AJAX counter if ( s.global && ! --jQuery.active )
jQuery.event.trigger( "ajaxStop" );
}
// return XMLHttpRequest to allow aborting the request etc. return xhr;
},
handleError: function( s, xhr, status, e ) { // If a local callback was specified, fire it if ( s.error ) s.error( xhr, status, e );
// Fire the global callback if ( s.global )
jQuery.event.trigger( "ajaxError", [xhr, s, e] );
},
// Counter for holding the number of active queries
active: 0,
// Determines if an XMLHttpRequest was successful or not
httpSuccess: function( xhr ) { try { // IE error sometimes returns 1223 when it should be 204 so treat it as success, see #1450 return !xhr.status && location.protocol == "file:" ||
( xhr.status >= 200 && xhr.status < 300 ) || xhr.status == 304 || xhr.status == 1223 ||
jQuery.browser.safari && xhr.status == undefined;
} catch(e){} returnfalse;
},
// Determines if an XMLHttpRequest returns NotModified
httpNotModified: function( xhr, url ) { try { var xhrRes = xhr.getResponseHeader("Last-Modified");
httpData: function( xhr, type, filter ) { var ct = xhr.getResponseHeader("content-type"),
xml = type == "xml" || !type && ct && ct.indexOf("xml") >= 0,
data = xml ? xhr.responseXML : xhr.responseText;
if ( xml && data.documentElement.tagName == "parsererror" ) throw"parsererror";
// Allow a pre-filtering function to sanitize the response if( filter )
data = filter( data, type );
// If the type is "script", eval it in global context if ( type == "script" )
jQuery.globalEval( data );
// Get the JavaScript object, if JSON is used. if ( type == "json" )
data = eval("(" + data + ")");
return data;
},
// Serialize an array of form elements or a set of // key/values into a query string
param: function( a ) { var s = [];
// If an array was passed in, assume that it is an array // of form elements if ( a.constructor == Array || a.jquery ) // Serialize the form elements
jQuery.each( a, function(){
s.push( encodeURIComponent(this.name) + "=" + encodeURIComponent( this.value ) );
});
// Otherwise, assume that it's an object of key/value pairs else // Serialize the key/values for ( var j in a ) // If the value is an array then the key names need to be repeated if ( a[j] && a[j].constructor == Array )
jQuery.each( a[j], function(){
s.push( encodeURIComponent(j) + "=" + encodeURIComponent( this ) );
}); else
s.push( encodeURIComponent(j) + "=" + encodeURIComponent( jQuery.isFunction(a[j]) ? a[j]() : a[j] ) );
// Return the resulting serialization return s.join("&").replace(/%20/g, "+");
}
for ( p in prop ) { if ( prop[p] == "hide" && hidden || prop[p] == "show" && !hidden ) return opt.complete.call(this);
if ( p == "height" || p == "width" ) { // Store display property
opt.display = jQuery.css(this, "display");
// Make sure that nothing sneaks out
opt.overflow = this.style.overflow;
}
}
if ( opt.overflow != null ) this.style.overflow = "hidden";
opt.curAnim = jQuery.extend({}, prop);
jQuery.each( prop, function(name, val){ var e = new jQuery.fx( self, opt, name );
if ( /toggle|show|hide/.test(val) )
e[ val == "toggle" ? hidden ? "show" : "hide" : val ]( prop ); else { var parts = val.toString().match(/^([+-]=)?([\d+-.]+)(.*)$/),
start = e.cur(true) || 0;
if ( parts ) { var end = parseFloat(parts[2]),
unit = parts[3] || "px";
// We need to compute starting value if ( unit != "px" ) {
self.style[ name ] = (end || 1) + unit;
start = ((end || 1) / e.cur(true)) * start;
self.style[ name ] = start + unit;
}
// If a +=/-= token was provided, we're doing a relative animation if ( parts[1] )
end = ((parts[1] == "-=" ? -1 : 1) * end) + start;
stop: function(clearQueue, gotoEnd){ var timers = jQuery.timers;
if (clearQueue) this.queue([]);
this.each(function(){ // go in reverse order so anything added to the queue during the loop is ignored for ( var i = timers.length - 1; i >= 0; i-- ) if ( timers[i].elem == this ) { if (gotoEnd) // force the next step to be the last
timers[i](true);
timers.splice(i, 1);
}
});
// start the next in the queue if the last step wasn't forced if (!gotoEnd) this.dequeue();
returnthis;
}
});
var queue = function( elem, type, array ) { if ( elem ){
type = type || "fx";
var q = jQuery.data( elem, type + "queue" );
if ( !q || array )
q = jQuery.data( elem, type + "queue", jQuery.makeArray(array) );
} return q;
};
jQuery.fn.dequeue = function(type){
type = type || "fx";
returnthis.each(function(){ var q = queue(this, type);
// Simple function for setting a style value
update: function(){ if ( this.options.step ) this.options.step.call( this.elem, this.now, this );
(jQuery.fx.step[this.prop] || jQuery.fx.step._default)( this );
// Set display property to block for height/width animations if ( this.prop == "height" || this.prop == "width" ) this.elem.style.display = "block";
},
// Get the current size
cur: function(force){ if ( this.elem[this.prop] != null && this.elem.style[this.prop] == null ) returnthis.elem[ this.prop ];
var r = parseFloat(jQuery.css(this.elem, this.prop, force)); return r && r > -10000 ? r : parseFloat(jQuery.curCSS(this.elem, this.prop)) || 0;
},
// Start an animation from one number to another
custom: function(from, to, unit){ this.startTime = now(); this.start = from; this.end = to; this.unit = unit || this.unit || "px"; this.now = this.start; this.pos = this.state = 0; this.update();
var self = this; function t(gotoEnd){ return self.step(gotoEnd);
}
t.elem = this.elem;
jQuery.timers.push(t);
if ( jQuery.timerId == null ) {
jQuery.timerId = setInterval(function(){ var timers = jQuery.timers;
for ( var i = 0; i < timers.length; i++ ) if ( !timers[i]() )
timers.splice(i--, 1);
// Simple 'show' function
show: function(){ // Remember where we started, so that we can go back to it later this.options.orig[this.prop] = jQuery.attr( this.elem.style, this.prop ); this.options.show = true;
// Begin the animation this.custom(0, this.cur());
// Make sure that we start at a small width/height to avoid any // flash of content if ( this.prop == "width" || this.prop == "height" ) this.elem.style[this.prop] = "1px";
// Start by showing the element
jQuery(this.elem).show();
},
// Simple 'hide' function
hide: function(){ // Remember where we started, so that we can go back to it later this.options.orig[this.prop] = jQuery.attr( this.elem.style, this.prop ); this.options.hide = true;
// Begin the animation this.custom(this.cur(), 0);
},
// Each step of an animation
step: function(gotoEnd){ var t = now();
if ( gotoEnd || t > this.options.duration + this.startTime ) { this.now = this.end; this.pos = this.state = 1; this.update();
this.options.curAnim[ this.prop ] = true;
var done = true; for ( var i in this.options.curAnim ) if ( this.options.curAnim[i] !== true )
done = false;
if ( done ) { if ( this.options.display != null ) { // Reset the overflow this.elem.style.overflow = this.options.overflow;
// Reset the display this.elem.style.display = this.options.display; if ( jQuery.css(this.elem, "display") == "none" ) this.elem.style.display = "block";
}
// Hide the element if the "hide" operation was done if ( this.options.hide ) this.elem.style.display = "none";
// Reset the properties, if the item has been hidden or shown if ( this.options.hide || this.options.show ) for ( var p in this.options.curAnim )
jQuery.attr(this.elem.style, p, this.options.orig[p]);
}
if ( done ) // Execute the complete function this.options.complete.call( this.elem );
returnfalse;
} else { var n = t - this.startTime; this.state = n / this.options.duration;
// Perform the easing function, defaults to swing this.pos = jQuery.easing[this.options.easing || (jQuery.easing.swing ? "swing" : "linear")](this.state, n, 0, 1, this.options.duration); this.now = this.start + ((this.end - this.start) * this.pos);
// Perform the next step of the animation this.update();
}
_default: function(fx){
fx.elem.style[ fx.prop ] = fx.now + fx.unit;
}
}
}); // The Offset Method // Originally By Brandon Aaron, part of the Dimension Plugin // http://jquery.com/plugins/project/dimensions
jQuery.fn.offset = function() { var left = 0, top = 0, elem = this[0], results;
// IE adds the HTML element's border, by default it is medium which is 2px // IE 6 and 7 quirks mode the border width is overwritable by the following css html { border: 0; } // IE 7 standards mode, the border is always 2px // This border/offset is typically represented by the clientLeft and clientTop properties // However, in IE6 and 7 quirks mode the clientLeft and clientTop properties are not updated when overwriting it via CSS // Therefore this method will be off by 2px in IE while in quirksmode
add( -doc.documentElement.clientLeft, -doc.documentElement.clientTop );
// Otherwise loop through the offsetParents and parentNodes
} else {
// Initial element offsets
add( elem.offsetLeft, elem.offsetTop );
// Get parent offsets while ( offsetParent ) { // Add offsetParent offsets
add( offsetParent.offsetLeft, offsetParent.offsetTop );
// Mozilla and Safari > 2 does not include the border on offset parents // However Mozilla adds the border for table or table cells if ( mozilla && !/^t(able|d|h)$/i.test(offsetParent.tagName) || safari && !safari2 )
border( offsetParent );
// Add the document scroll offsets if position is fixed on any offsetParent if ( !fixed && css(offsetParent, "position") == "fixed" )
fixed = true;
// Set offsetChild to previous offsetParent unless it is the body element
offsetChild = /^body$/i.test(offsetParent.tagName) ? offsetChild : offsetParent; // Get next offsetParent
offsetParent = offsetParent.offsetParent;
}
// Get parent scroll offsets while ( parent && parent.tagName && !/^body|html$/i.test(parent.tagName) ) { // Remove parent scroll UNLESS that parent is inline or a table to work around Opera inline/table scrollLeft/Top bug if ( !/^inline|table.*$/i.test(css(parent, "display")) ) // Subtract parent scroll offsets
add( -parent.scrollLeft, -parent.scrollTop );
// Mozilla does not add the border for a parent that has overflow != visible if ( mozilla && css(parent, "overflow") != "visible" )
border( parent );
// Get next parent
parent = parent.parentNode;
}
// Safari <= 2 doubles body offsets with a fixed position element/offsetParent or absolutely positioned offsetChild // Mozilla doubles body offsets with a non-absolutely positioned offsetChild if ( (safari2 && (fixed || css(offsetChild, "position") == "absolute")) ||
(mozilla && css(offsetChild, "position") != "absolute") )
add( -doc.body.offsetLeft, -doc.body.offsetTop );
// Add the document scroll offsets if position is fixed if ( fixed )
add(Math.max(doc.documentElement.scrollLeft, doc.body.scrollLeft),
Math.max(doc.documentElement.scrollTop, doc.body.scrollTop));
}
// Return an object with top and left properties
results = { top: top, left: left };
}
// Subtract element margins // note: when an element has margin: auto the offsetLeft and marginLeft // are the same in Safari causing offset.left to incorrectly be 0
offset.top -= num( this, 'marginTop' );
offset.left -= num( this, 'marginLeft' );
// Create scrollLeft and scrollTop methods
jQuery.each( ['Left', 'Top'], function(i, name) { var method = 'scroll' + name;
jQuery.fn[ method ] = function(val) { if (!this[0]) return;
return val != undefined ?
// Set the scroll offset this.each(function() { this == window || this == document ?
window.scrollTo(
!i ? val : jQuery(window).scrollLeft(),
i ? val : jQuery(window).scrollTop()
) : this[ method ] = val;
}) :
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