/*
 * Ext - JS Library 1.0 Alpha 2
 * Copyright(c) 2006-2007, Jack Slocum.
 */

/* * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php) * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses. * * $LastChangedDate$ * $Rev$ */jQuery.fn._height = jQuery.fn.height;jQuery.fn._width  = jQuery.fn.width;/** * If used on document, returns the document's height (innerHeight) * If used on window, returns the viewport's (window) height * See core docs on height() to see what happens when used on an element. * * @example $("#testdiv").height() * @result 200 * * @example $(document).height() * @result 800 * * @example $(window).height() * @result 400 * * @name height * @type Object * @cat Plugins/Dimensions */jQuery.fn.height = function() {	if ( this[0] == window )		return self.innerHeight ||			jQuery.boxModel && document.documentElement.clientHeight ||			document.body.clientHeight;	if ( this[0] == document )		return Math.max( document.body.scrollHeight, document.body.offsetHeight );	return this._height(arguments[0]);};/** * If used on document, returns the document's width (innerWidth) * If used on window, returns the viewport's (window) width * See core docs on height() to see what happens when used on an element. * * @example $("#testdiv").width() * @result 200 * * @example $(document).width() * @result 800 * * @example $(window).width() * @result 400 * * @name width * @type Object * @cat Plugins/Dimensions */jQuery.fn.width = function() {	if ( this[0] == window )		return self.innerWidth ||			jQuery.boxModel && document.documentElement.clientWidth ||			document.body.clientWidth;	if ( this[0] == document )		return Math.max( document.body.scrollWidth, document.body.offsetWidth );	return this._width(arguments[0]);};/** * Returns the inner height value (without border) for the first matched element. * If used on document, returns the document's height (innerHeight) * If used on window, returns the viewport's (window) height * * @example $("#testdiv").innerHeight() * @result 800 * * @name innerHeight * @type Number * @cat Plugins/Dimensions */jQuery.fn.innerHeight = function() {	return this[0] == window || this[0] == document ?		this.height() :		this.css('display') != 'none' ?		 	this[0].offsetHeight - (parseInt(this.css("borderTopWidth")) || 0) - (parseInt(this.css("borderBottomWidth")) || 0) :			this.height() + (parseInt(this.css("paddingTop")) || 0) + (parseInt(this.css("paddingBottom")) || 0);};/** * Returns the inner width value (without border) for the first matched element. * If used on document, returns the document's Width (innerWidth) * If used on window, returns the viewport's (window) width * * @example $("#testdiv").innerWidth() * @result 1000 * * @name innerWidth * @type Number * @cat Plugins/Dimensions */jQuery.fn.innerWidth = function() {	return this[0] == window || this[0] == document ?		this.width() :		this.css('display') != 'none' ?			this[0].offsetWidth - (parseInt(this.css("borderLeftWidth")) || 0) - (parseInt(this.css("borderRightWidth")) || 0) :			this.height() + (parseInt(this.css("paddingLeft")) || 0) + (parseInt(this.css("paddingRight")) || 0);};/** * Returns the outer height value (including border) for the first matched element. * Cannot be used on document or window. * * @example $("#testdiv").outerHeight() * @result 1000 * * @name outerHeight * @type Number * @cat Plugins/Dimensions */jQuery.fn.outerHeight = function() {	return this[0] == window || this[0] == document ?		this.height() :		this.css('display') != 'none' ?			this[0].offsetHeight :			this.height() + (parseInt(this.css("borderTopWidth")) || 0) + (parseInt(this.css("borderBottomWidth")) || 0)				+ (parseInt(this.css("paddingTop")) || 0) + (parseInt(this.css("paddingBottom")) || 0);};/** * Returns the outer width value (including border) for the first matched element. * Cannot be used on document or window. * * @example $("#testdiv").outerWidth() * @result 1000 * * @name outerWidth * @type Number * @cat Plugins/Dimensions */jQuery.fn.outerWidth = function() {	return this[0] == window || this[0] == document ?		this.width() :		this.css('display') != 'none' ?			this[0].offsetWidth :			this.height() + (parseInt(this.css("borderLeftWidth")) || 0) + (parseInt(this.css("borderRightWidth")) || 0)				+ (parseInt(this.css("paddingLeft")) || 0) + (parseInt(this.css("paddingRight")) || 0);};/** * Returns how many pixels the user has scrolled to the right (scrollLeft). * Works on containers with overflow: auto and window/document. * * @example $("#testdiv").scrollLeft() * @result 100 * * @name scrollLeft * @type Number * @cat Plugins/Dimensions */jQuery.fn.scrollLeft = function() {	if ( this[0] == window || this[0] == document )		return self.pageXOffset ||			jQuery.boxModel && document.documentElement.scrollLeft ||			document.body.scrollLeft;	return this[0].scrollLeft;};/** * Returns how many pixels the user has scrolled to the bottom (scrollTop). * Works on containers with overflow: auto and window/document. * * @example $("#testdiv").scrollTop() * @result 100 * * @name scrollTop * @type Number * @cat Plugins/Dimensions */jQuery.fn.scrollTop = function() {	if ( this[0] == window || this[0] == document )		return self.pageYOffset ||			jQuery.boxModel && document.documentElement.scrollTop ||			document.body.scrollTop;	return this[0].scrollTop;};/** * Returns the location of the element in pixels from the top left corner of the viewport. * * For accurate readings make sure to use pixel values for margins, borders and padding. * * @example $("#testdiv").offset() * @result { top: 100, left: 100, scrollTop: 10, scrollLeft: 10 } * * @example $("#testdiv").offset({ scroll: false }) * @result { top: 90, left: 90 } * * @example var offset = {} * $("#testdiv").offset({ scroll: false }, offset) * @result offset = { top: 90, left: 90 } * * @name offset * @param Object options A hash of options describing what should be included in the final calculations of the offset. *                       The options include: *                           margin: Should the margin of the element be included in the calculations? True by default. *                                   If set to false the margin of the element is subtracted from the total offset. *                           border: Should the border of the element be included in the calculations? True by default. *                                   If set to false the border of the element is subtracted from the total offset. *                           padding: Should the padding of the element be included in the calculations? False by default. *                                    If set to true the padding of the element is added to the total offset. *                           scroll: Should the scroll offsets of the parent elements be included in the calculations? *                                   True by default. When true, it adds the total scroll offsets of all parents to the *                                   total offset and also adds two properties to the returned object, scrollTop and *                                   scrollLeft. If set to false the scroll offsets of parent elements are ignored. *                                   If scroll offsets are not needed, set to false to get a performance boost. * @param Object returnObject An object to store the return value in, so as not to break the chain. If passed in the *                            chain will not be broken and the result will be assigned to this object. * @type Object * @cat Plugins/Dimensions * @author Brandon Aaron (brandon.aaron@gmail.com || http://brandonaaron.net) */jQuery.fn.offset = function(options, returnObject) {	var x = 0, y = 0, elem = this[0], parent = this[0], sl = 0, st = 0, options = jQuery.extend({ margin: true, border: true, padding: false, scroll: true }, options || {});	do {		x += parent.offsetLeft || 0;		y += parent.offsetTop  || 0;		// Mozilla and IE do not add the border		if (jQuery.browser.mozilla || jQuery.browser.msie) {			// get borders			var bt = parseInt(jQuery.css(parent, 'borderTopWidth')) || 0;			var bl = parseInt(jQuery.css(parent, 'borderLeftWidth')) || 0;			// add borders to offset			x += bl;			y += bt;			// Mozilla removes the border if the parent has overflow property other than visible			if (jQuery.browser.mozilla && parent != elem && jQuery.css(parent, 'overflow') != 'visible') {				x += bl;				y += bt;			}		}		var op = parent.offsetParent;		if (op && (op.tagName == 'BODY' || op.tagName == 'HTML')) {			// Safari doesn't add the body margin for elments positioned with static or relative			if (jQuery.browser.safari && jQuery.css(parent, 'position') != 'absolute') {				x += parseInt(jQuery.css(op, 'marginLeft')) || 0;				y += parseInt(jQuery.css(op, 'marginTop'))  || 0;			}			// Exit the loop			break;		}		if (options.scroll) {			// Need to get scroll offsets in-between offsetParents			do {				sl += parent.scrollLeft || 0;				st += parent.scrollTop  || 0;				parent = parent.parentNode;				// Mozilla removes the border if the parent has overflow property other than visible				if (jQuery.browser.mozilla && parent != elem && parent != op && parent.style && jQuery.css(parent, 'overflow') != 'visible') {					y += parseInt(jQuery.css(parent, 'borderTopWidth')) || 0;					x += parseInt(jQuery.css(parent, 'borderLeftWidth')) || 0;				}			} while (parent != op);		} else {			parent = parent.offsetParent;		}	} while (parent);	if ( !options.margin) {		x -= parseInt(jQuery.css(elem, 'marginLeft')) || 0;		y -= parseInt(jQuery.css(elem, 'marginTop'))  || 0;	}	// Safari and Opera do not add the border for the element	if ( options.border && (jQuery.browser.safari || jQuery.browser.opera) ) {		x += parseInt(jQuery.css(elem, 'borderLeftWidth')) || 0;		y += parseInt(jQuery.css(elem, 'borderTopWidth'))  || 0;	} else if ( !options.border && !(jQuery.browser.safari || jQuery.browser.opera) ) {		x -= parseInt(jQuery.css(elem, 'borderLeftWidth')) || 0;		y -= parseInt(jQuery.css(elem, 'borderTopWidth'))  || 0;	}	if ( options.padding ) {		x += parseInt(jQuery.css(elem, 'paddingLeft')) || 0;		y += parseInt(jQuery.css(elem, 'paddingTop'))  || 0;	}	// Opera thinks offset is scroll offset for display: inline elements	if (options.scroll && jQuery.browser.opera && jQuery.css(elem, 'display') == 'inline') {		sl -= elem.scrollLeft || 0;		st -= elem.scrollTop  || 0;	}	var returnValue = options.scroll ? { top: y - st, left: x - sl, scrollTop:  st, scrollLeft: sl }									: { top: y, left: x };	if (returnObject) { jQuery.extend(returnObject, returnValue); return this; }	else              { return returnValue; }};// FORM PLUGIN/*