Team:Tianjin/Resources/JS:jquery132
/*!
* jQuery JavaScript Library v1.3.2 * http://jquery.com/ * * Copyright (c) 2009 John Resig * Dual licensed under the MIT and GPL licenses. * http://docs.jquery.com/License * * Date: 2009-02-19 17:34:21 -0500 (Thu, 19 Feb 2009) * Revision: 6246 */
(function() {
var
// Will speed up references to window, and allows munging its name.
window = this,
// Will speed up references to undefined, and allows munging its name.
undefined,
// Map over jQuery in case of overwrite
_jQuery = window.jQuery,
// Map over the $ in case of overwrite
_$ = window.$,
jQuery = window.jQuery = window.$ = function(selector, context) {
// The jQuery object is actually just the init constructor 'enhanced'
return new jQuery.fn.init(selector, context);
},
// A simple way to check for HTML strings or ID strings
// (both of which we optimize for)
quickExpr = /^[^<]*(<(.|\s)+>)[^>]*$|^#([\w-]+)$/,
// Is it a simple selector
isSimple = /^.[^:#\[\.,]*$/;
jQuery.fn = jQuery.prototype = {
init: function(selector, context) {
// Make sure that a selection was provided
selector = selector || document;
// Handle $(DOMElement)
if (selector.nodeType) {
this[0] = selector;
this.length = 1;
this.context = selector;
return this;
}
// 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)) {
// HANDLE: $(html) -> $(array)
if (match[1]) selector = jQuery.clean([match[1]], context);
// HANDLE: $("#id")
else {
var elem = document.getElementById(match[3]);
// Handle the case where IE and Opera return items
// by name instead of ID
if (elem && elem.id != match[3]) return jQuery().find(selector);
// Otherwise, we inject the element directly into the jQuery object
var ret = jQuery(elem || []);
ret.context = document;
ret.selector = selector;
return ret;
}
// HANDLE: $(expr, [context])
// (which is just equivalent to: $(content).find(expr)
} else return jQuery(context).find(selector);
// HANDLE: $(function)
// Shortcut for document ready
} else if (jQuery.isFunction(selector)) return jQuery(document).ready(selector);
// Make sure that old selector state is passed along
if (selector.selector && selector.context) {
this.selector = selector.selector;
this.context = selector.context;
}
return this.setArray(jQuery.isArray(selector) ? selector: jQuery.makeArray(selector));
},
// Start with an empty selector
selector: "",
// The current version of jQuery being used
jquery: "1.3.2",
// The number of elements contained in the matched element set
size: function() {
return this.length;
},
// 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
Array.prototype.slice.call(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, name, selector) {
// Build a new jQuery matched element set
var ret = jQuery(elems);
// Add the old object onto the stack (as a reference)
ret.prevObject = this;
ret.context = this.context;
if (name === "find") ret.selector = this.selector + (this.selector ? " ": "") + selector;
else if (name) ret.selector = this.selector + "." + name + "(" + selector + ")";
// Return the newly-formed element set
return ret;
},
// Force the current matched set of elements to become
// the specified array of elements (destroying the stack in the process)
// You should use pushStack() in order to do this, but maintain the stack
setArray: function(elems) {
// Resetting the length to 0, then using the native Array push
// is a super-fast way to populate an object with array-like properties
this.length = 0;
Array.prototype.push.apply(this, elems);
return this;
},
// Execute a callback for every element in the matched set.
// (You can seed the arguments with an array of args, but this is
// only used internally.)
each: function(callback, args) {
return jQuery.each(this, callback, args);
},
// Determine the position of an element within
// the matched set of elements
index: function(elem) {
// 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 (typeof name === "string") if (value === undefined) return this[0] && jQuery[type || "attr"](this[0], name);
else {
options = {};
options[name] = value;
}
// Check to see if we're setting style values
return this.each(function(i) {
// Set all the styles
for (name in options) jQuery.attr(type ? this.style: this, name, jQuery.prop(this, options[name], type, i, name));
});
},
css: function(key, value) {
// ignore negative width and height values
if ((key == 'width' || key == 'height') && parseFloat(value) < 0) value = undefined;
return this.attr(key, value, "curCSS");
},
text: function(text) {
if (typeof text !== "object" && text != null) return this.empty().append((this[0] && this[0].ownerDocument || document).createTextNode(text));
var ret = "";
jQuery.each(text || this,
function() {
jQuery.each(this.childNodes,
function() {
if (this.nodeType != 8) ret += this.nodeType != 1 ? this.nodeValue: jQuery.fn.text([this]);
});
});
return ret;
},
wrapAll: function(html) {
if (this[0]) {
// The elements to wrap the target around
var wrap = jQuery(html, this[0].ownerDocument).clone();
if (this[0].parentNode) wrap.insertBefore(this[0]);
wrap.map(function() {
var elem = this;
while (elem.firstChild) elem = elem.firstChild;
return elem;
}).append(this);
}
return this;
},
wrapInner: function(html) {
return this.each(function() {
jQuery(this).contents().wrapAll(html);
});
},
wrap: function(html) {
return this.each(function() {
jQuery(this).wrapAll(html);
});
},
append: function() {
return this.domManip(arguments, true,
function(elem) {
if (this.nodeType == 1) this.appendChild(elem);
});
},
prepend: function() {
return this.domManip(arguments, true,
function(elem) {
if (this.nodeType == 1) this.insertBefore(elem, this.firstChild);
});
},
before: function() {
return this.domManip(arguments, false,
function(elem) {
this.parentNode.insertBefore(elem, this);
});
},
after: function() {
return this.domManip(arguments, false,
function(elem) {
this.parentNode.insertBefore(elem, this.nextSibling);
});
},
end: function() {
return this.prevObject || jQuery([]);
},
// For internal use only.
// Behaves like an Array's method, not like a jQuery method.
push: [].push,
sort: [].sort,
splice: [].splice,
find: function(selector) {
if (this.length === 1) {
var ret = this.pushStack([], "find", selector);
ret.length = 0;
jQuery.find(selector, this[0], ret);
return ret;
} else {
return this.pushStack(jQuery.unique(jQuery.map(this,
function(elem) {
return jQuery.find(selector, elem);
})), "find", selector);
}
},
clone: function(events) {
// Do the clone
var ret = this.map(function() {
if (!jQuery.support.noCloneEvent && !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 html = this.outerHTML;
if (!html) {
var div = this.ownerDocument.createElement("div");
div.appendChild(this.cloneNode(true));
html = div.innerHTML;
}
return jQuery.clean([html.replace(/ jQuery\d+="(?:\d+|null)"/g, "").replace(/^\s*/, "")])[0];
} else return this.cloneNode(true);
});
// Copy the events from the original to the clone
if (events === true) {
var orig = this.find("*").andSelf(),
i = 0;
ret.find("*").andSelf().each(function() {
if (this.nodeName !== orig[i].nodeName) return;
var events = jQuery.data(orig[i], "events");
for (var type in events) {
for (var handler in events[type]) {
jQuery.event.add(this, type, events[type][handler], events[type][handler].data);
}
}
i++;
});
}
// Return the cloned set
return ret;
},
filter: function(selector) {
return this.pushStack(jQuery.isFunction(selector) && jQuery.grep(this,
function(elem, i) {
return selector.call(elem, i);
}) ||
jQuery.multiFilter(selector, jQuery.grep(this,
function(elem) {
return elem.nodeType === 1;
})), "filter", selector);
},
closest: function(selector) {
var pos = jQuery.expr.match.POS.test(selector) ? jQuery(selector) : null,
closer = 0;
return this.map(function() {
var cur = this;
while (cur && cur.ownerDocument) {
if (pos ? pos.index(cur) > -1 : jQuery(cur).is(selector)) {
jQuery.data(cur, "closest", closer);
return cur;
}
cur = cur.parentNode;
closer++;
}
});
},
not: function(selector) {
if (typeof selector === "string")
// test special case where just one selector is passed in
if (isSimple.test(selector)) return this.pushStack(jQuery.multiFilter(selector, this, true), "not", selector);
else selector = jQuery.multiFilter(selector, this);
var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType;
return this.filter(function() {
return isArrayLike ? jQuery.inArray(this, selector) < 0 : this != selector;
});
},
add: function(selector) {
return this.pushStack(jQuery.unique(jQuery.merge(this.get(), typeof selector === "string" ? jQuery(selector) : jQuery.makeArray(selector))));
},
is: function(selector) {
return !! selector && jQuery.multiFilter(selector, this).length > 0;
},
hasClass: function(selector) {
return !! selector && this.is("." + selector);
},
val: function(value) {
if (value === undefined) {
var elem = this[0];
if (elem) {
if (jQuery.nodeName(elem, 'option')) return (elem.attributes.value || {}).specified ? elem.value: elem.text;
// We need to handle select boxes special
if (jQuery.nodeName(elem, "select")) {
var index = elem.selectedIndex,
values = [],
options = elem.options,
one = elem.type == "select-one";
// Nothing was selected
if (index < 0) return null;
// Loop through all the selected options
for (var i = one ? index: 0, max = one ? index + 1 : options.length; i < max; i++) {
var option = options[i];
if (option.selected) {
// Get the specifc value for the option
value = jQuery(option).val();
// 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
return (elem.value || "").replace(/\r/g, "");
}
return undefined;
}
if (typeof value === "number") value += ;
return this.each(function() {
if (this.nodeType != 1) return;
if (jQuery.isArray(value) && /radio|checkbox/.test(this.type)) this.checked = (jQuery.inArray(this.value, value) >= 0 || jQuery.inArray(this.name, value) >= 0);
else if (jQuery.nodeName(this, "select")) {
var values = jQuery.makeArray(value);
jQuery("option", this).each(function() {
this.selected = (jQuery.inArray(this.value, values) >= 0 || jQuery.inArray(this.text, values) >= 0);
});
if (!values.length) this.selectedIndex = -1;
} else this.value = value;
});
},
html: function(value) {
return value === undefined ? (this[0] ? this[0].innerHTML.replace(/ jQuery\d+="(?:\d+|null)"/g, "") : null) : this.empty().append(value);
},
replaceWith: function(value) {
return this.after(value).remove();
},
eq: function(i) {
return this.slice(i, +i + 1);
},
slice: function() {
return this.pushStack(Array.prototype.slice.apply(this, arguments), "slice", Array.prototype.slice.call(arguments).join(","));
},
map: function(callback) {
return this.pushStack(jQuery.map(this,
function(elem, i) {
return callback.call(elem, i, elem);
}));
},
andSelf: function() {
return this.add(this.prevObject);
},
domManip: function(args, table, callback) {
if (this[0]) {
var fragment = (this[0].ownerDocument || this[0]).createDocumentFragment(),
scripts = jQuery.clean(args, (this[0].ownerDocument || this[0]), fragment),
first = fragment.firstChild;
if (first) for (var i = 0,
l = this.length; i < l; i++) callback.call(root(this[i], first), this.length > 1 || i > 0 ? fragment.cloneNode(true) : fragment);
if (scripts) jQuery.each(scripts, evalScript);
}
return this;
function root(elem, cur) {
return table && jQuery.nodeName(elem, "table") && jQuery.nodeName(cur, "tr") ? (elem.getElementsByTagName("tbody")[0] || elem.appendChild(elem.ownerDocument.createElement("tbody"))) : elem;
}
}
};
// 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"
});
else jQuery.globalEval(elem.text || elem.textContent || elem.innerHTML || "");
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 (typeof target === "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" && !jQuery.isFunction(target)) 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];
// Prevent never-ending loop
if (target === copy) continue;
// Recurse if we're merging object values
if (deep && copy && typeof copy === "object" && !copy.nodeType) target[name] = jQuery.extend(deep,
// Never move original objects, clone them
src || (copy.length != null ? [] : {}), copy);
// Don't bring in undefined values
else if (copy !== undefined) target[name] = copy;
}
// Return the modified object
return target;
};
// exclude the following css properties to add px
var exclude = /z-?index|font-?weight|opacity|zoom|line-?height/i,
// cache defaultView
defaultView = document.defaultView || {},
toString = Object.prototype.toString;
jQuery.extend({
noConflict: function(deep) {
window.$ = _$;
if (deep) window.jQuery = _jQuery;
return jQuery;
},
// See test/unit/core.js for details concerning isFunction.
// Since version 1.3, DOM methods and functions like alert
// aren't supported. They return false on IE (#2968).
isFunction: function(obj) {
return toString.call(obj) === "[object Function]";
},
isArray: function(obj) {
return toString.call(obj) === "[object Array]";
},
// check if an element is in a (or is an) XML document
isXMLDoc: function(elem) {
return elem.nodeType === 9 && elem.documentElement.nodeName !== "HTML" || !!elem.ownerDocument && jQuery.isXMLDoc(elem.ownerDocument);
},
// Evalulates a script in a global context
globalEval: function(data) {
if (data && /\S/.test(data)) {
// Inspired by code by Andrea Giammarchi
// http://webreflection.blogspot.com/2007/08/global-scope-evaluation-and-dom.html
var head = document.getElementsByTagName("head")[0] || document.documentElement,
script = document.createElement("script");
script.type = "text/javascript";
if (jQuery.support.scriptEval) script.appendChild(document.createTextNode(data));
else script.text = 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);
}
},
nodeName: function(elem, name) {
return elem.nodeName && elem.nodeName.toUpperCase() == name.toUpperCase();
},
// 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 typeof value === "number" && type == "curCSS" && !exclude.test(name) ? value + "px": value;
},
className: {
// internal only, use addClass("class")
add: function(elem, classNames) {
jQuery.each((classNames || "").split(/\s+/),
function(i, className) {
if (elem.nodeType == 1 && !jQuery.className.has(elem.className, className)) elem.className += (elem.className ? " ": "") + className;
});
},
// internal only, use removeClass("class")
remove: function(elem, classNames) {
if (elem.nodeType == 1) elem.className = classNames !== undefined ? jQuery.grep(elem.className.split(/\s+/),
function(className) {
return ! jQuery.className.has(classNames, className);
}).join(" ") : "";
},
// internal only, use hasClass("class")
has: function(elem, className) {
return elem && jQuery.inArray(className, (elem.className || elem).toString().split(/\s+/)) > -1;
}
},
// A method for quickly swapping in/out CSS properties to get correct calculations
swap: function(elem, options, callback) {
var old = {};
// Remember the old values, and insert the new ones
for (var name in options) {
old[name] = elem.style[name];
elem.style[name] = options[name];
}
callback.call(elem);
// Revert the old values
for (var name in options) elem.style[name] = old[name];
},
css: function(elem, name, force, extra) {
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;
if (extra === "border") return;
jQuery.each(which,
function() {
if (!extra) val -= parseFloat(jQuery.curCSS(elem, "padding" + this, true)) || 0;
if (extra === "margin") val += parseFloat(jQuery.curCSS(elem, "margin" + this, true)) || 0;
else val -= parseFloat(jQuery.curCSS(elem, "border" + this + "Width", true)) || 0;
});
}
if (elem.offsetWidth !== 0) getWH();
else jQuery.swap(elem, props, getWH);
return Math.max(0, Math.round(val));
}
return jQuery.curCSS(elem, name, force);
},
curCSS: function(elem, name, force) {
var ret, style = elem.style;
// We need to handle opacity special in IE
if (name == "opacity" && !jQuery.support.opacity) {
ret = jQuery.attr(style, "opacity");
return ret == "" ? "1": ret;
}
// 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];
else if (defaultView.getComputedStyle) {
// Only "float" is needed here
if (name.match(/float/i)) name = "float";
name = name.replace(/([A-Z])/g, "-$1").toLowerCase();
var computedStyle = defaultView.getComputedStyle(elem, null);
if (computedStyle) ret = computedStyle.getPropertyValue(name);
// We should always get a number back from opacity
if (name == "opacity" && ret == "") ret = "1";
} else if (elem.currentStyle) {
var camelCase = name.replace(/\-(\w)/g,
function(all, letter) {
return letter.toUpperCase();
});
ret = elem.currentStyle[name] || elem.currentStyle[camelCase];
// From the awesome hack by Dean Edwards
// http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
// If we're not dealing with a regular pixel number
// but a number that has a weird ending, we need to convert it to pixels
if (!/^\d+(px)?$/i.test(ret) && /^\d/.test(ret)) {
// Remember the original values
var 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";
// Revert the changed values
style.left = left;
elem.runtimeStyle.left = rsLeft;
}
}
return ret;
},
clean: function(elems, context, fragment) {
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;
// If a single string is passed in and it's a single tag
// just do a createElement and skip the rest
if (!fragment && elems.length === 1 && typeof elems[0] === "string") {
var match = /^<(\w+)\s*\/?>$/.exec(elems[0]);
if (match) return [context.createElement(match[1])];
}
var ret = [],
scripts = [],
div = context.createElement("div");
jQuery.each(elems,
function(i, elem) {
if (typeof elem === "number") elem += ;
if (!elem) return;
// Convert html string into DOM nodes
if (typeof elem === "string") {
// Fix "XHTML"-style tags in all browsers
elem = elem.replace(/(<(\w+)[^>]*?)\/>/g,
function(all, front, tag) {
return tag.match(/^(abbr|br|col|img|input|link|meta|param|hr|area|embed)$/i) ? all: front + "></" + tag + ">";
});
// Trim whitespace, otherwise indexOf won't work as expected
var tags = elem.replace(/^\s+/, "").substring(0, 10).toLowerCase();
var wrap =
// option or optgroup
! tags.indexOf("<opt") && [1, "<select multiple='multiple'>", "</select>"] ||
!tags.indexOf("<leg") && [1, "<fieldset>", "</fieldset>"] ||
tags.match(/^<(thead|tbody|tfoot|colg|cap)/) && [1, "// <thead> matched above(!tags.indexOf("<td") || !tags.indexOf("<th")) && [3, "
// IE can't serialize <link> and <script> tags normally! jQuery.support.htmlSerialize && [1, "div
", "
"] ||
[0, "", ""];
// Go to html and back, then peel off extra wrappers
div.innerHTML = wrap[1] + elem + wrap[2];
// Move to the right depth
while (wrap[0]--) div = div.lastChild;
// Remove IE's autoinserted <tbody> from table fragments
if (!jQuery.support.tbody) {
// String was a var all = div.getElementsByTagName("*"),
a = div.getElementsByTagName("a")[0];
// Can't get basic test support
if (!all || !all.length || !a) {
return;
}
jQuery.support = {
// IE strips leading whitespace when .innerHTML is used
leadingWhitespace: div.firstChild.nodeType == 3,
// Make sure that tbody elements aren't automatically inserted
// IE will insert them into empty tables
tbody: !div.getElementsByTagName("tbody").length,
// Make sure that you can get all elements in an <object> element
// IE 7 always returns no results
objectAll: !!div.getElementsByTagName("object")[0].getElementsByTagName("*").length,
// Make sure that link elements get serialized correctly by innerHTML
// This requires a wrapper element in IE
htmlSerialize: !!div.getElementsByTagName("link").length,
// Get the style information from getAttribute
// (IE uses .cssText insted)
style: /red/.test(a.getAttribute("style")),
// Make sure that URLs aren't manipulated
// (IE normalizes it by default)
hrefNormalized: a.getAttribute("href") === "/a",
// Make sure that element opacity exists
// (IE uses filter instead)
opacity: a.style.opacity === "0.5",
// Verify style float existence
// (IE uses styleFloat instead of cssFloat)
cssFloat: !!a.style.cssFloat,
// Will be defined later
scriptEval: false,
noCloneEvent: true,
boxModel: null
};
script.type = "text/javascript";
try {
script.appendChild(document.createTextNode("window." + id + "=1;"));
} catch(e) {}
root.insertBefore(script, root.firstChild);
// Make sure that the execution of code works by injecting a script
// tag with appendChild/createTextNode
// (IE doesn't support this, fails, and uses .text instead)
if (window[id]) {
jQuery.support.scriptEval = true;
delete window[id];
}
root.removeChild(script);
if (div.attachEvent && div.fireEvent) {
div.attachEvent("onclick",
function() {
// Cloning a node shouldn't copy over any
// bound event handlers (IE does this)
jQuery.support.noCloneEvent = false;
div.detachEvent("onclick", arguments.callee);
});
div.cloneNode(true).fireEvent("onclick");
}
// Figure out if the W3C box model works as expected
// document.body must exist before we can do this
jQuery(function() {
var div = document.createElement("div");
div.style.width = div.style.paddingLeft = "1px";
document.body.appendChild(div);
jQuery.boxModel = jQuery.support.boxModel = div.offsetWidth === 2;
document.body.removeChild(div).style.display = 'none';
});
})();
var styleFloat = jQuery.support.cssFloat ? "cssFloat": "styleFloat";
jQuery.props = {
"for": "htmlFor",
"class": "className",
"float": styleFloat,
cssFloat: styleFloat,
styleFloat: styleFloat,
readonly: "readOnly",
maxlength: "maxLength",
cellspacing: "cellSpacing",
rowspan: "rowSpan",
tabindex: "tabIndex"
};
jQuery.fn.extend({
// Keep a copy of the old load
_load: jQuery.fn.load,
load: function(url, params, callback) {
if (typeof url !== "string") return this._load(url);
var off = url.indexOf(" ");
if (off >= 0) {
var selector = url.slice(off, url.length);
url = url.slice(0, off);
}
// 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 if (typeof params === "object") {
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);
if (callback) self.each(callback, [res.responseText, status, res]);
}
});
return this;
},
serialize: function() {
return jQuery.param(this.serializeArray());
},
serializeArray: function() {
return this.map(function() {
return this.elements ? jQuery.makeArray(this.elements) : this;
}).filter(function() {
return this.name && !this.disabled && (this.checked || /select|textarea/i.test(this.nodeName) || /text|hidden|password|search/i.test(this.type));
}).map(function(i, elem) {
var val = jQuery(this).val();
return val == null ? null: jQuery.isArray(val) ? jQuery.map(val,
function(val, i) {
return {
name: elem.name,
value: val
};
}) : {
name: elem.name,
value: val
};
}).get();
}
});
// Attach a bunch of functions for handling common AJAX events
jQuery.each("ajaxStart,ajaxStop,ajaxComplete,ajaxError,ajaxSuccess,ajaxSend".split(","),
function(i, o) {
jQuery.fn[o] = function(f) {
return this.bind(o, f);
};
});
var jsc = now();
jQuery.extend({
get: function(url, data, callback, type) {
// shift arguments if data argument was ommited
if (jQuery.isFunction(data)) {
callback = data;
data = null;
}
return jQuery.ajax({
type: "GET",
url: url,
data: data,
success: callback,
dataType: type
});
},
getScript: function(url, callback) {
return jQuery.get(url, null, callback, "script");
},
getJSON: function(url, data, callback) {
return jQuery.get(url, data, callback, "json");
},
post: function(url, data, callback, type) {
if (jQuery.isFunction(data)) {
callback = data;
data = {};
}
return jQuery.ajax({
type: "POST",
url: url,
data: data,
success: callback,
dataType: type
});
},
ajaxSetup: function(settings) {
jQuery.extend(jQuery.ajaxSettings, settings);
},
ajaxSettings: {
url: location.href,
global: true,
type: "GET",
contentType: "application/x-www-form-urlencoded",
processData: true,
async: true,
/*
timeout: 0, data: null, username: null, password: null, */
// Create the request object; Microsoft failed to properly
// implement the XMLHttpRequest in IE7, so we use the ActiveXObject when it is available
// This function can be overriden by calling jQuery.ajaxSetup
xhr: function() {
return window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP") : new XMLHttpRequest();
},
accepts: {
xml: "application/xml, text/xml",
html: "text/html",
script: "text/javascript, application/javascript",
json: "application/json, text/javascript",
text: "text/plain",
_default: "*/*"
}
},
// Last-Modified header cache for next request
lastModified: {},
ajax: function(s) {
// 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);
// Handle JSONP Parameter Callbacks
if (s.dataType == "jsonp") {
if (type == "GET") {
if (!s.url.match(jsre)) s.url += (s.url.match(/\?/) ? "&": "?") + (s.jsonp || "callback") + "=?";
} else if (!s.data || !s.data.match(jsre)) s.data = (s.data ? s.data + "&": "") + (s.jsonp || "callback") + "=?";
s.dataType = "json";
}
// Build temporary JSONP function
if (s.dataType == "json" && (s.data && s.data.match(jsre) || s.url.match(jsre))) {
jsonp = "jsonp" + jsc++;
// Replace the =? sequence both in the query string and the data
if (s.data) s.data = (s.data + "").replace(jsre, "=" + jsonp + "$1");
s.url = s.url.replace(jsre, "=" + jsonp + "$1");
// We need to make sure
// that a JSONP style response is executed properly
s.dataType = "script";
// Handle JSONP-style loading
window[jsonp] = function(tmp) {
data = tmp;
success();
complete();
// Garbage collect
window[jsonp] = undefined;
try {
delete window[jsonp];
} catch(e) {}
if (head) head.removeChild(script);
};
}
if (s.dataType == "script" && s.cache == null) s.cache = false;
if (s.cache === false && type == "GET") {
var ts = now();
// try replacing _= if it is there
var ret = s.url.replace(/(\?|&)_=.*?(&|$)/, "$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 parts = /^(\w+:)?\/\/([^\/?#]+)/.exec(s.url);
// If we're requesting a remote document
// and trying to load JSON or Script with a GET
if (s.dataType == "script" && type == "GET" && parts && (parts[1] && parts[1] != location.protocol || parts[2] != 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;
// Attach handlers for all browsers
script.onload = script.onreadystatechange = function() {
if (!done && (!this.readyState || this.readyState == "loaded" || this.readyState == "complete")) {
done = true;
success();
complete();
// Handle memory leak in IE
script.onload = script.onreadystatechange = null;
head.removeChild(script);
}
};
}
head.appendChild(script);
// We handle everything using the script element injection
return undefined;
}
var requestDone = false;
// Create the request object
var xhr = s.xhr();
// 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 and early abort
if (s.beforeSend && s.beforeSend(xhr, s) === false) {
// Handle the global AJAX counter
if (s.global && !--jQuery.active) jQuery.event.trigger("ajaxStop");
// close opended socket
xhr.abort();
return false;
}
if (s.global) jQuery.event.trigger("ajaxSend", [xhr, s]);
// Wait for a response to come back
var onreadystatechange = function(isTimeout) {
// The request was aborted, clear the interval and decrement jQuery.active
if (xhr.readyState == 0) {
if (ival) {
// clear poll interval
clearInterval(ival);
ival = null;
// Handle the global AJAX counter
if (s.global && !--jQuery.active) jQuery.event.trigger("ajaxStop");
}
// The transfer is complete and the data is available, or the request timed out
} else if (!requestDone && xhr && (xhr.readyState == 4 || isTimeout == "timeout")) {
requestDone = true;
// clear poll interval
if (ival) {
clearInterval(ival);
ival = null;
}
status = isTimeout == "timeout" ? "timeout": !jQuery.httpSuccess(xhr) ? "error": s.ifModified && jQuery.httpNotModified(xhr, s.url) ? "notmodified": "success";
if (status == "success") {
// Watch for, and catch, XML document parse errors
try {
// process the data (runs the xml through httpData regardless of callback)
data = jQuery.httpData(xhr, s.dataType, s);
} 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);
// Fire the complete handlers
complete();
if (isTimeout) xhr.abort();
// Stop memory leaks
if (s.async) xhr = null;
}
};
if (s.async) {
// don't attach the handler to the request, just poll it instead
var ival = setInterval(onreadystatechange, 13);
// Timeout checker
if (s.timeout > 0) setTimeout(function() {
// Check to see if the request is still happening
if (xhr && !requestDone) onreadystatechange("timeout");
},
s.timeout);
}
// 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;
} catch(e) {}
return false;
},
// Determines if an XMLHttpRequest returns NotModified
httpNotModified: function(xhr, url) {
try {
var xhrRes = xhr.getResponseHeader("Last-Modified");
// Firefox always returns 200. check Last-Modified date
return xhr.status == 304 || xhrRes == jQuery.lastModified[url];
} catch(e) {}
return false;
},
httpData: function(xhr, type, s) {
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
// s != null is checked to keep backwards compatibility
if (s && s.dataFilter) data = s.dataFilter(data, type);
// The filter can actually parse the response
if (typeof data === "string") {
// 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 = window["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 = [];
function add(key, value) {
s[s.length] = encodeURIComponent(key) + '=' + encodeURIComponent(value);
};
// If an array was passed in, assume that it is an array
// of form elements
if (jQuery.isArray(a) || a.jquery)
// Serialize the form elements
jQuery.each(a,
function() {
add(this.name, 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 (jQuery.isArray(a[j])) jQuery.each(a[j],
function() {
add(j, this);
});
else add(j, jQuery.isFunction(a[j]) ? a[j]() : a[j]);
// Return the resulting serialization
return s.join("&").replace(/%20/g, "+");
}
});
var elemdisplay = {},
timerId, fxAttrs = [
// height animations
["height", "marginTop", "marginBottom", "paddingTop", "paddingBottom"],
// width animations
["width", "marginLeft", "marginRight", "paddingLeft", "paddingRight"],
// opacity animations
["opacity"]];
function genFx(type, num) {
var obj = {};
jQuery.each(fxAttrs.concat.apply([], fxAttrs.slice(0, num)),
function() {
obj[this] = type;
});
return obj;
}
jQuery.fn.extend({
show: function(speed, callback) {
if (speed) {
return this.animate(genFx("show", 3), speed, callback);
} else {
for (var i = 0,
l = this.length; i < l; i++) {
var old = jQuery.data(this[i], "olddisplay");
this[i].style.display = old || "";
if (jQuery.css(this[i], "display") === "none") {
var tagName = this[i].tagName,
display;
if (elemdisplay[tagName]) {
display = elemdisplay[tagName];
} else {
var elem = jQuery("<" + tagName + " />").appendTo("body");
display = elem.css("display");
if (display === "none") display = "block";
elem.remove();
elemdisplay[tagName] = display;
}
jQuery.data(this[i], "olddisplay", display);
}
}
// Set the display of the elements in a second loop
// to avoid the constant reflow
for (var i = 0,
l = this.length; i < l; i++) {
this[i].style.display = jQuery.data(this[i], "olddisplay") || "";
}
return this;
}
},
hide: function(speed, callback) {
if (speed) {
return this.animate(genFx("hide", 3), speed, callback);
} else {
for (var i = 0,
l = this.length; i < l; i++) {
var old = jQuery.data(this[i], "olddisplay");
if (!old && old !== "none") jQuery.data(this[i], "olddisplay", jQuery.css(this[i], "display"));
}
// Set the display of the elements in a second loop
// to avoid the constant reflow
for (var i = 0,
l = this.length; i < l; i++) {
this[i].style.display = "none";
}
return this;
}
},
// Save the old toggle function
_toggle: jQuery.fn.toggle,
toggle: function(fn, fn2) {
var bool = typeof fn === "boolean";
return jQuery.isFunction(fn) && jQuery.isFunction(fn2) ? this._toggle.apply(this, arguments) : fn == null || bool ? this.each(function() {
var state = bool ? fn: jQuery(this).is(":hidden");
jQuery(this)[state ? "show": "hide"]();
}) : this.animate(genFx("toggle", 3), fn, fn2);
},
fadeTo: function(speed, to, callback) {
return this.animate({
opacity: to
},
speed, callback);
},
animate: function(prop, speed, easing, callback) {
var optall = jQuery.speed(speed, easing, callback);
return this[optall.queue === false ? "each": "queue"](function() {
var opt = jQuery.extend({},
optall),
p,
hidden = this.nodeType == 1 && jQuery(this).is(":hidden"),
self = this;
for (p in prop) {
if (prop[p] == "hide" && hidden || prop[p] == "show" && !hidden) return opt.complete.call(this);
if ((p == "height" || p == "width") && this.style) {
// Store display property
opt.display = jQuery.css(this, "display");
// Make sure that nothing sneaks out
opt.overflow = this.style.overflow;
}
}
if (opt.overflow != null) this.style.overflow = "hidden";
opt.curAnim = jQuery.extend({},
prop);
jQuery.each(prop,
function(name, val) {
var e = new jQuery.fx(self, opt, name);
if (/toggle|show|hide/.test(val)) e[val == "toggle" ? hidden ? "show": "hide": val](prop);
else {
var parts = val.toString().match(/^([+-]=)?([\d+-.]+)(.*)$/),
start = e.cur(true) || 0;
if (parts) {
var end = parseFloat(parts[2]),
unit = parts[3] || "px";
// We need to compute starting value
if (unit != "px") {
self.style[name] = (end || 1) + unit;
start = ((end || 1) / e.cur(true)) * start;
self.style[name] = start + unit;
}
// If a +=/-= token was provided, we're doing a relative animation
if (parts[1]) end = ((parts[1] == "-=" ? -1 : 1) * end) + start;
e.custom(start, end, unit);
} else e.custom(start, val, "");
}
});
// For JS strict compliance
return true;
});
},
stop: function(clearQueue, gotoEnd) {
var timers = jQuery.timers;
if (clearQueue) this.queue([]);
this.each(function() {
// go in reverse order so anything added to the queue during the loop is ignored
for (var i = timers.length - 1; i >= 0; i--) if (timers[i].elem == this) {
if (gotoEnd)
// force the next step to be the last
timers[i](true);
timers.splice(i, 1);
}
});
// start the next in the queue if the last step wasn't forced
if (!gotoEnd) this.dequeue();
return this;
}
});
// Generate shortcuts for custom animations
jQuery.each({
slideDown: genFx("show", 1),
slideUp: genFx("hide", 1),
slideToggle: genFx("toggle", 1),
fadeIn: {
opacity: "show"
},
fadeOut: {
opacity: "hide"
}
},
function(name, props) {
jQuery.fn[name] = function(speed, callback) {
return this.animate(props, speed, callback);
};
});
jQuery.extend({
speed: function(speed, easing, fn) {
var opt = typeof speed === "object" ? speed: {
complete: fn || !fn && easing || jQuery.isFunction(speed) && speed,
duration: speed,
easing: fn && easing || easing && !jQuery.isFunction(easing) && easing
};
opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration: jQuery.fx.speeds[opt.duration] || jQuery.fx.speeds._default;
// Queueing
opt.old = opt.complete;
opt.complete = function() {
if (opt.queue !== false) jQuery(this).dequeue();
if (jQuery.isFunction(opt.old)) opt.old.call(this);
};
return opt;
},
easing: {
linear: function(p, n, firstNum, diff) {
return firstNum + diff * p;
},
swing: function(p, n, firstNum, diff) {
return (( - Math.cos(p * Math.PI) / 2) + 0.5) * diff + firstNum;
}
},
timers: [],
fx: function(elem, options, prop) {
this.options = options;
this.elem = elem;
this.prop = prop;
if (!options.orig) options.orig = {};
}
});
jQuery.fx.prototype = {
// Simple function for setting a style value
update: function() {
if (this.options.step) this.options.step.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) this.elem.style.display = "block";
},
// Get the current size
cur: function(force) {
if (this.elem[this.prop] != null && (!this.elem.style || this.elem.style[this.prop] == null)) return this.elem[this.prop];
var r = parseFloat(jQuery.css(this.elem, this.prop, force));
return r && r > -10000 ? r: parseFloat(jQuery.curCSS(this.elem, this.prop)) || 0;
},
// Start an animation from one number to another
custom: function(from, to, unit) {
this.startTime = now();
this.start = from;
this.end = to;
this.unit = unit || this.unit || "px";
this.now = this.start;
this.pos = this.state = 0;
var self = this;
function t(gotoEnd) {
return self.step(gotoEnd);
}
t.elem = this.elem;
if (t() && jQuery.timers.push(t) && !timerId) {
timerId = setInterval(function() {
var timers = jQuery.timers;
for (var i = 0; i < timers.length; i++) if (!timers[i]()) timers.splice(i--, 1);
if (!timers.length) {
clearInterval(timerId);
timerId = undefined;
}
},
13);
}
},
// Simple 'show' function
show: function() {
// Remember where we started, so that we can go back to it later
this.options.orig[this.prop] = jQuery.attr(this.elem.style, this.prop);
this.options.show = true;
// Begin the animation
// Make sure that we start at a small width/height to avoid any
// flash of content
this.custom(this.prop == "width" || this.prop == "height" ? 1 : 0, this.cur());
// 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) jQuery(this.elem).hide();
// 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]);
// Execute the complete function
this.options.complete.call(this.elem);
}
return false;
} else {
var n = t - this.startTime;
this.state = n / this.options.duration;
// Perform the easing function, defaults to swing
this.pos = jQuery.easing[this.options.easing || (jQuery.easing.swing ? "swing": "linear")](this.state, n, 0, 1, this.options.duration);
this.now = this.start + ((this.end - this.start) * this.pos);
// Perform the next step of the animation
this.update();
}
return true;
}
};
jQuery.extend(jQuery.fx, {
speeds: {
slow: 600,
fast: 200,
// Default speed
_default: 400
},
step: {
opacity: function(fx) {
jQuery.attr(fx.elem.style, "opacity", fx.now);
},
_default: function(fx) {
if (fx.elem.style && fx.elem.style[fx.prop] != null) fx.elem.style[fx.prop] = fx.now + fx.unit;
else fx.elem[fx.prop] = fx.now;
}
}
});
if (document.documentElement["getBoundingClientRect"]) jQuery.fn.offset = function() {
if (!this[0]) return {
top: 0,
left: 0
};
if (this[0] === this[0].ownerDocument.body) return jQuery.offset.bodyOffset(this[0]);
var box = this[0].getBoundingClientRect(),
doc = this[0].ownerDocument,
body = doc.body,
docElem = doc.documentElement,
clientTop = docElem.clientTop || body.clientTop || 0,
clientLeft = docElem.clientLeft || body.clientLeft || 0,
top = box.top + (self.pageYOffset || jQuery.boxModel && docElem.scrollTop || body.scrollTop) - clientTop,
left = box.left + (self.pageXOffset || jQuery.boxModel && docElem.scrollLeft || body.scrollLeft) - clientLeft;
return {
top: top,
left: left
};
};
else jQuery.fn.offset = function() {
if (!this[0]) return {
top: 0,
left: 0
};
if (this[0] === this[0].ownerDocument.body) return jQuery.offset.bodyOffset(this[0]);
jQuery.offset.initialized || jQuery.offset.initialize();
var elem = this[0],
offsetParent = elem.offsetParent,
prevOffsetParent = elem,
doc = elem.ownerDocument,
computedStyle,
docElem = doc.documentElement,
body = doc.body,
defaultView = doc.defaultView,
prevComputedStyle = defaultView.getComputedStyle(elem, null),
top = elem.offsetTop,
left = elem.offsetLeft;
while ((elem = elem.parentNode) && elem !== body && elem !== docElem) {
computedStyle = defaultView.getComputedStyle(elem, null);
top -= elem.scrollTop,
left -= elem.scrollLeft;
if (elem === offsetParent) {
top += elem.offsetTop,
left += elem.offsetLeft;
if (jQuery.offset.doesNotAddBorder && !(jQuery.offset.doesAddBorderForTableAndCells && /^t(able|d|h)$/i.test(elem.tagName))) top += parseInt(computedStyle.borderTopWidth, 10) || 0,
left += parseInt(computedStyle.borderLeftWidth, 10) || 0;
prevOffsetParent = offsetParent,
offsetParent = elem.offsetParent;
}
if (jQuery.offset.subtractsBorderForOverflowNotVisible && computedStyle.overflow !== "visible") top += parseInt(computedStyle.borderTopWidth, 10) || 0,
left += parseInt(computedStyle.borderLeftWidth, 10) || 0;
prevComputedStyle = computedStyle;
}
if (prevComputedStyle.position === "relative" || prevComputedStyle.position === "static") top += body.offsetTop,
left += body.offsetLeft;
if (prevComputedStyle.position === "fixed") top += Math.max(docElem.scrollTop, body.scrollTop),
left += Math.max(docElem.scrollLeft, body.scrollLeft);
return {
top: top,
left: left
};
};
jQuery.offset = {
initialize: function() {
if (this.initialized) return;
var body = document.body,
container = document.createElement('div'),
innerDiv,
checkDiv,
table,
td,
rules,
prop,
bodyMarginTop = body.style.marginTop,
html = ' rules = {
position: 'absolute',
top: 0,
left: 0,
margin: 0,
border: 0,
width: '1px',
height: '1px',
visibility: 'hidden'
};
for (prop in rules) container.style[prop] = rules[prop];
container.innerHTML = html;
body.insertBefore(container, body.firstChild);
innerDiv = container.firstChild,
checkDiv = innerDiv.firstChild,
td = innerDiv.nextSibling.firstChild.firstChild;
this.doesNotAddBorder = (checkDiv.offsetTop !== 5);
this.doesAddBorderForTableAndCells = (td.offsetTop === 5);
innerDiv.style.overflow = 'hidden',
innerDiv.style.position = 'relative';
this.subtractsBorderForOverflowNotVisible = (checkDiv.offsetTop === -5);
body.style.marginTop = '1px';
this.doesNotIncludeMarginInBodyOffset = (body.offsetTop === 0);
body.style.marginTop = bodyMarginTop;
body.removeChild(container);
this.initialized = true;
},
bodyOffset: function(body) {
jQuery.offset.initialized || jQuery.offset.initialize();
var top = body.offsetTop,
left = body.offsetLeft;
if (jQuery.offset.doesNotIncludeMarginInBodyOffset) top += parseInt(jQuery.curCSS(body, 'marginTop', true), 10) || 0,
left += parseInt(jQuery.curCSS(body, 'marginLeft', true), 10) || 0;
return {
top: top,
left: left
};
}
};
jQuery.fn.extend({
position: function() {
var left = 0,
top = 0,
results;
if (this[0]) {
// Get *real* offsetParent
var offsetParent = this.offsetParent(),
// Get correct offsets
offset = this.offset(),
parentOffset = /^body|html$/i.test(offsetParent[0].tagName) ? {
top: 0,
left: 0
}: offsetParent.offset();
// 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');
// Add offsetParent borders
parentOffset.top += num(offsetParent, 'borderTopWidth');
parentOffset.left += num(offsetParent, 'borderLeftWidth');
// Subtract the two offsets
results = {
top: offset.top - parentOffset.top,
left: offset.left - parentOffset.left
};
}
return results;
},
offsetParent: function() {
var offsetParent = this[0].offsetParent || document.body;
while (offsetParent && (!/^body|html$/i.test(offsetParent.tagName) && jQuery.css(offsetParent, 'position') == 'static')) offsetParent = offsetParent.offsetParent;
return jQuery(offsetParent);
}
});
// 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 null;
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;
}) :
// Return the scroll offset
this[0] == window || this[0] == document ? self[i ? 'pageYOffset': 'pageXOffset'] || jQuery.boxModel && document.documentElement[method] || document.body[method] : this[0][method];
};
});
// Create innerHeight, innerWidth, outerHeight and outerWidth methods
jQuery.each(["Height", "Width"],
function(i, name) {
var tl = i ? "Left": "Top",
// top or left
br = i ? "Right": "Bottom",
// bottom or right
lower = name.toLowerCase();
// innerHeight and innerWidth
jQuery.fn["inner" + name] = function() {
return this[0] ? jQuery.css(this[0], lower, false, "padding") : null;
};
// outerHeight and outerWidth
jQuery.fn["outer" + name] = function(margin) {
return this[0] ? jQuery.css(this[0], lower, false, margin ? "margin": "border") : null;
};
var type = name.toLowerCase();
jQuery.fn[type] = function(size) {
// Get window width or height
return this[0] == window ?
// 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(document.documentElement["client" + name], document.body["scroll" + name], document.documentElement["scroll" + name], 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, typeof size === "string" ? size: size + "px");
};
});})();
