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/*

 * jQuery UI Resizable 1.8.5

 *

 * Copyright 2010, AUTHORS.txt (http://jqueryui.com/about)

 * Dual licensed under the MIT or GPL Version 2 licenses.

 * http://jquery.org/license

 *

 * http://docs.jquery.com/UI/Resizables

 *

 * Depends:

 *	jquery.ui.core.js

 *	jquery.ui.mouse.js

 *	jquery.ui.widget.js

 */

(function( $, undefined ) {

$.widget("ui.resizable", $.ui.mouse, {

	widgetEventPrefix: "resize",

	options: {

		alsoResize: false,

		animate: false,

		animateDuration: "slow",

		animateEasing: "swing",

		aspectRatio: false,

		autoHide: false,

		containment: false,

		ghost: false,

		grid: false,

		handles: "e,s,se",

		helper: false,

		maxHeight: null,

		maxWidth: null,

		minHeight: 10,

		minWidth: 10,

		zIndex: 1000

	},

	_create: function() {

		var self = this, o = this.options;

		this.element.addClass("ui-resizable");

		$.extend(this, {

			_aspectRatio: !!(o.aspectRatio),

			aspectRatio: o.aspectRatio,

			originalElement: this.element,

			_proportionallyResizeElements: [],

			_helper: o.helper || o.ghost || o.animate ? o.helper || 'ui-resizable-helper' : null

		});

		//Wrap the element if it cannot hold child nodes

		if(this.element[0].nodeName.match(/canvas|textarea|input|select|button|img/i)) {

			//Opera fix for relative positioning

			if (/relative/.test(this.element.css('position')) && $.browser.opera)

				this.element.css({ position: 'relative', top: 'auto', left: 'auto' });

			//Create a wrapper element and set the wrapper to the new current internal element

			this.element.wrap(

				$('<div class="ui-wrapper" style="overflow: hidden;"></div>').css({

					position: this.element.css('position'),

					width: this.element.outerWidth(),

					height: this.element.outerHeight(),

					top: this.element.css('top'),

					left: this.element.css('left')

				})

			);

			//Overwrite the original this.element

			this.element = this.element.parent().data(

				"resizable", this.element.data('resizable')

			);

			this.elementIsWrapper = true;

			//Move margins to the wrapper

			this.element.css({ marginLeft: this.originalElement.css("marginLeft"), marginTop: this.originalElement.css("marginTop"), marginRight: this.originalElement.css("marginRight"), marginBottom: this.originalElement.css("marginBottom") });

			this.originalElement.css({ marginLeft: 0, marginTop: 0, marginRight: 0, marginBottom: 0});

			//Prevent Safari textarea resize

			this.originalResizeStyle = this.originalElement.css('resize');

			this.originalElement.css('resize', 'none');

			//Push the actual element to our proportionallyResize internal array

			this._proportionallyResizeElements.push(this.originalElement.css({ position: 'static', zoom: 1, display: 'block' }));

			// avoid IE jump (hard set the margin)

			this.originalElement.css({ margin: this.originalElement.css('margin') });

			// fix handlers offset

			this._proportionallyResize();

		}

		this.handles = o.handles || (!$('.ui-resizable-handle', this.element).length ? "e,s,se" : { n: '.ui-resizable-n', e: '.ui-resizable-e', s: '.ui-resizable-s', w: '.ui-resizable-w', se: '.ui-resizable-se', sw: '.ui-resizable-sw', ne: '.ui-resizable-ne', nw: '.ui-resizable-nw' });

		if(this.handles.constructor == String) {

			if(this.handles == 'all') this.handles = 'n,e,s,w,se,sw,ne,nw';

			var n = this.handles.split(","); this.handles = {};

			for(var i = 0; i < n.length; i++) {

				var handle = $.trim(n[i]), hname = 'ui-resizable-'+handle;

				var axis = $('<div class="ui-resizable-handle ' + hname + '"></div>');

				// increase zIndex of sw, se, ne, nw axis

				//TODO : this modifies original option

				if(/sw|se|ne|nw/.test(handle)) axis.css({ zIndex: ++o.zIndex });

				//TODO : What's going on here?

				if ('se' == handle) {

					axis.addClass('ui-icon ui-icon-gripsmall-diagonal-se');

				};

				//Insert into internal handles object and append to element

				this.handles[handle] = '.ui-resizable-'+handle;

				this.element.append(axis);

			}

		}

		this._renderAxis = function(target) {

			target = target || this.element;

			for(var i in this.handles) {

				if(this.handles[i].constructor == String)

					this.handles[i] = $(this.handles[i], this.element).show();

				//Apply pad to wrapper element, needed to fix axis position (textarea, inputs, scrolls)

				if (this.elementIsWrapper && this.originalElement[0].nodeName.match(/textarea|input|select|button/i)) {

					var axis = $(this.handles[i], this.element), padWrapper = 0;

					//Checking the correct pad and border

					padWrapper = /sw|ne|nw|se|n|s/.test(i) ? axis.outerHeight() : axis.outerWidth();

					//The padding type i have to apply...

					var padPos = [ 'padding',

						/ne|nw|n/.test(i) ? 'Top' :

						/se|sw|s/.test(i) ? 'Bottom' :

						/^e$/.test(i) ? 'Right' : 'Left' ].join("");

					target.css(padPos, padWrapper);

					this._proportionallyResize();

				}

				//TODO: What's that good for? There's not anything to be executed left

				if(!$(this.handles[i]).length)

					continue;

			}

		};

		//TODO: make renderAxis a prototype function

		this._renderAxis(this.element);

		this._handles = $('.ui-resizable-handle', this.element)

			.disableSelection();

		//Matching axis name

		this._handles.mouseover(function() {

			if (!self.resizing) {

				if (this.className)

					var axis = this.className.match(/ui-resizable-(se|sw|ne|nw|n|e|s|w)/i);

				//Axis, default = se

				self.axis = axis && axis[1] ? axis[1] : 'se';

			}

		});

		//If we want to auto hide the elements

		if (o.autoHide) {

			this._handles.hide();

			$(this.element)

				.addClass("ui-resizable-autohide")

				.hover(function() {

					$(this).removeClass("ui-resizable-autohide");

					self._handles.show();

				},

				function(){

					if (!self.resizing) {

						$(this).addClass("ui-resizable-autohide");

						self._handles.hide();

					}

				});

		}

		//Initialize the mouse interaction

		this._mouseInit();

	},

	destroy: function() {

		this._mouseDestroy();

		var _destroy = function(exp) {

			$(exp).removeClass("ui-resizable ui-resizable-disabled ui-resizable-resizing")

				.removeData("resizable").unbind(".resizable").find('.ui-resizable-handle').remove();

		};

		//TODO: Unwrap at same DOM position

		if (this.elementIsWrapper) {

			_destroy(this.element);

			var wrapper = this.element;

			wrapper.after(

				this.originalElement.css({

					position: wrapper.css('position'),

					width: wrapper.outerWidth(),

					height: wrapper.outerHeight(),

					top: wrapper.css('top'),

					left: wrapper.css('left')

				})

			).remove();

		}

		this.originalElement.css('resize', this.originalResizeStyle);

		_destroy(this.originalElement);

		return this;

	},

	_mouseCapture: function(event) {

		var handle = false;

		for (var i in this.handles) {

			if ($(this.handles[i])[0] == event.target) {

				handle = true;

			}

		}

		return !this.options.disabled && handle;

	},

	_mouseStart: function(event) {

		var o = this.options, iniPos = this.element.position(), el = this.element;

		this.resizing = true;

		this.documentScroll = { top: $(document).scrollTop(), left: $(document).scrollLeft() };

		// bugfix for http://dev.jquery.com/ticket/1749

		if (el.is('.ui-draggable') || (/absolute/).test(el.css('position'))) {

			el.css({ position: 'absolute', top: iniPos.top, left: iniPos.left });

		}

		//Opera fixing relative position

		if ($.browser.opera && (/relative/).test(el.css('position')))

			el.css({ position: 'relative', top: 'auto', left: 'auto' });

		this._renderProxy();

		var curleft = num(this.helper.css('left')), curtop = num(this.helper.css('top'));

		if (o.containment) {

			curleft += $(o.containment).scrollLeft() || 0;

			curtop += $(o.containment).scrollTop() || 0;

		}

		//Store needed variables

		this.offset = this.helper.offset();

		this.position = { left: curleft, top: curtop };

		this.size = this._helper ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() };

		this.originalSize = this._helper ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() };

		this.originalPosition = { left: curleft, top: curtop };

		this.sizeDiff = { width: el.outerWidth() - el.width(), height: el.outerHeight() - el.height() };

		this.originalMousePosition = { left: event.pageX, top: event.pageY };

		//Aspect Ratio

		this.aspectRatio = (typeof o.aspectRatio == 'number') ? o.aspectRatio : ((this.originalSize.width / this.originalSize.height) || 1);

	    var cursor = $('.ui-resizable-' + this.axis).css('cursor');

	    $('body').css('cursor', cursor == 'auto' ? this.axis + '-resize' : cursor);

		el.addClass("ui-resizable-resizing");

		this._propagate("start", event);

		return true;

	},

	_mouseDrag: function(event) {

		//Increase performance, avoid regex

		var el = this.helper, o = this.options, props = {},

			self = this, smp = this.originalMousePosition, a = this.axis;

		var dx = (event.pageX-smp.left)||0, dy = (event.pageY-smp.top)||0;

		var trigger = this._change[a];

		if (!trigger) return false;

		// Calculate the attrs that will be change

		var data = trigger.apply(this, [event, dx, dy]), ie6 = $.browser.msie && $.browser.version < 7, csdif = this.sizeDiff;

		if (this._aspectRatio || event.shiftKey)

			data = this._updateRatio(data, event);

		data = this._respectSize(data, event);

		// plugins callbacks need to be called first

		this._propagate("resize", event);

		el.css({

			top: this.position.top + "px", left: this.position.left + "px",

			width: this.size.width + "px", height: this.size.height + "px"

		});

		if (!this._helper && this._proportionallyResizeElements.length)

			this._proportionallyResize();

		this._updateCache(data);

		// calling the user callback at the end

		this._trigger('resize', event, this.ui());

		return false;

	},

	_mouseStop: function(event) {

		this.resizing = false;

		var o = this.options, self = this;

		if(this._helper) {

			var pr = this._proportionallyResizeElements, ista = pr.length && (/textarea/i).test(pr[0].nodeName),

						soffseth = ista && $.ui.hasScroll(pr[0], 'left') /* TODO - jump height */ ? 0 : self.sizeDiff.height,

							soffsetw = ista ? 0 : self.sizeDiff.width;

			var s = { width: (self.size.width - soffsetw), height: (self.size.height - soffseth) },

				left = (parseInt(self.element.css('left'), 10) + (self.position.left - self.originalPosition.left)) || null,

				top = (parseInt(self.element.css('top'), 10) + (self.position.top - self.originalPosition.top)) || null;

			if (!o.animate)

				this.element.css($.extend(s, { top: top, left: left }));

			self.helper.height(self.size.height);

			self.helper.width(self.size.width);

			if (this._helper && !o.animate) this._proportionallyResize();

		}

		$('body').css('cursor', 'auto');

		this.element.removeClass("ui-resizable-resizing");

		this._propagate("stop", event);

		if (this._helper) this.helper.remove();

		return false;

	},

	_updateCache: function(data) {

		var o = this.options;

		this.offset = this.helper.offset();

		if (isNumber(data.left)) this.position.left = data.left;

		if (isNumber(data.top)) this.position.top = data.top;

		if (isNumber(data.height)) this.size.height = data.height;

		if (isNumber(data.width)) this.size.width = data.width;

	},

	_updateRatio: function(data, event) {

		var o = this.options, cpos = this.position, csize = this.size, a = this.axis;

		if (data.height) data.width = (csize.height * this.aspectRatio);

		else if (data.width) data.height = (csize.width / this.aspectRatio);

		if (a == 'sw') {

			data.left = cpos.left + (csize.width - data.width);

			data.top = null;

		}

		if (a == 'nw') {

			data.top = cpos.top + (csize.height - data.height);

			data.left = cpos.left + (csize.width - data.width);

		}

		return data;

	},

	_respectSize: function(data, event) {

		var el = this.helper, o = this.options, pRatio = this._aspectRatio || event.shiftKey, a = this.axis,

				ismaxw = isNumber(data.width) && o.maxWidth && (o.maxWidth < data.width), ismaxh = isNumber(data.height) && o.maxHeight && (o.maxHeight < data.height),

					isminw = isNumber(data.width) && o.minWidth && (o.minWidth > data.width), isminh = isNumber(data.height) && o.minHeight && (o.minHeight > data.height);

		if (isminw) data.width = o.minWidth;

		if (isminh) data.height = o.minHeight;

		if (ismaxw) data.width = o.maxWidth;

		if (ismaxh) data.height = o.maxHeight;

		var dw = this.originalPosition.left + this.originalSize.width, dh = this.position.top + this.size.height;

		var cw = /sw|nw|w/.test(a), ch = /nw|ne|n/.test(a);

		if (isminw && cw) data.left = dw - o.minWidth;

		if (ismaxw && cw) data.left = dw - o.maxWidth;

		if (isminh && ch)	data.top = dh - o.minHeight;

		if (ismaxh && ch)	data.top = dh - o.maxHeight;

		// fixing jump error on top/left - bug #2330

		var isNotwh = !data.width && !data.height;

		if (isNotwh && !data.left && data.top) data.top = null;

		else if (isNotwh && !data.top && data.left) data.left = null;

		return data;

	},

	_proportionallyResize: function() {

		var o = this.options;

		if (!this._proportionallyResizeElements.length) return;

		var element = this.helper || this.element;

		for (var i=0; i < this._proportionallyResizeElements.length; i++) {

			var prel = this._proportionallyResizeElements[i];

			if (!this.borderDif) {

				var b = [prel.css('borderTopWidth'), prel.css('borderRightWidth'), prel.css('borderBottomWidth'), prel.css('borderLeftWidth')],

					p = [prel.css('paddingTop'), prel.css('paddingRight'), prel.css('paddingBottom'), prel.css('paddingLeft')];

				this.borderDif = $.map(b, function(v, i) {

					var border = parseInt(v,10)||0, padding = parseInt(p[i],10)||0;

					return border + padding;

				});

			}

			if ($.browser.msie && !(!($(element).is(':hidden') || $(element).parents(':hidden').length)))

				continue;

			prel.css({

				height: (element.height() - this.borderDif[0] - this.borderDif[2]) || 0,

				width: (element.width() - this.borderDif[1] - this.borderDif[3]) || 0

			});

		};

	},

	_renderProxy: function() {

		var el = this.element, o = this.options;

		this.elementOffset = el.offset();

		if(this._helper) {

			this.helper = this.helper || $('<div style="overflow:hidden;"></div>');

			// fix ie6 offset TODO: This seems broken

			var ie6 = $.browser.msie && $.browser.version < 7, ie6offset = (ie6 ? 1 : 0),

			pxyoffset = ( ie6 ? 2 : -1 );

			this.helper.addClass(this._helper).css({

				width: this.element.outerWidth() + pxyoffset,

				height: this.element.outerHeight() + pxyoffset,

				position: 'absolute',

				left: this.elementOffset.left - ie6offset +'px',

				top: this.elementOffset.top - ie6offset +'px',

				zIndex: ++o.zIndex //TODO: Don't modify option

			});

			this.helper

				.appendTo("body")

				.disableSelection();

		} else {

			this.helper = this.element;

		}

	},

	_change: {

		e: function(event, dx, dy) {

			return { width: this.originalSize.width + dx };

		},

		w: function(event, dx, dy) {

			var o = this.options, cs = this.originalSize, sp = this.originalPosition;

			return { left: sp.left + dx, width: cs.width - dx };

		},

		n: function(event, dx, dy) {

			var o = this.options, cs = this.originalSize, sp = this.originalPosition;

			return { top: sp.top + dy, height: cs.height - dy };

		},

		s: function(event, dx, dy) {

			return { height: this.originalSize.height + dy };

		},

		se: function(event, dx, dy) {

			return $.extend(this._change.s.apply(this, arguments), this._change.e.apply(this, [event, dx, dy]));

		},

		sw: function(event, dx, dy) {

			return $.extend(this._change.s.apply(this, arguments), this._change.w.apply(this, [event, dx, dy]));

		},

		ne: function(event, dx, dy) {

			return $.extend(this._change.n.apply(this, arguments), this._change.e.apply(this, [event, dx, dy]));

		},

		nw: function(event, dx, dy) {

			return $.extend(this._change.n.apply(this, arguments), this._change.w.apply(this, [event, dx, dy]));

		}

	},

	_propagate: function(n, event) {

		$.ui.plugin.call(this, n, [event, this.ui()]);

		(n != "resize" && this._trigger(n, event, this.ui()));

	},

	plugins: {},

	ui: function() {

		return {

			originalElement: this.originalElement,

			element: this.element,

			helper: this.helper,

			position: this.position,

			size: this.size,

			originalSize: this.originalSize,

			originalPosition: this.originalPosition

		};

	}

});

$.extend($.ui.resizable, {

	version: "1.8.5"

});

/*

 * Resizable Extensions

 */

$.ui.plugin.add("resizable", "alsoResize", {

	start: function (event, ui) {

		var self = $(this).data("resizable"), o = self.options;

		var _store = function (exp) {

			$(exp).each(function() {

				var el = $(this);

				el.data("resizable-alsoresize", {

					width: parseInt(el.width(), 10), height: parseInt(el.height(), 10),

					left: parseInt(el.css('left'), 10), top: parseInt(el.css('top'), 10),

					position: el.css('position') // to reset Opera on stop()

				});

			});

		};

		if (typeof(o.alsoResize) == 'object' && !o.alsoResize.parentNode) {

			if (o.alsoResize.length) { o.alsoResize = o.alsoResize[0]; _store(o.alsoResize); }

			else { $.each(o.alsoResize, function (exp) { _store(exp); }); }

		}else{

			_store(o.alsoResize);

		}

	},

	resize: function (event, ui) {

		var self = $(this).data("resizable"), o = self.options, os = self.originalSize, op = self.originalPosition;

		var delta = {

			height: (self.size.height - os.height) || 0, width: (self.size.width - os.width) || 0,

			top: (self.position.top - op.top) || 0, left: (self.position.left - op.left) || 0

		},

		_alsoResize = function (exp, c) {

			$(exp).each(function() {

				var el = $(this), start = $(this).data("resizable-alsoresize"), style = {},

					css = c && c.length ? c : el.parents(ui.originalElement[0]).length ? ['width', 'height'] : ['width', 'height', 'top', 'left'];

				$.each(css, function (i, prop) {

					var sum = (start[prop]||0) + (delta[prop]||0);

					if (sum && sum >= 0)

						style[prop] = sum || null;

				});

				// Opera fixing relative position

				if ($.browser.opera && /relative/.test(el.css('position'))) {

					self._revertToRelativePosition = true;

					el.css({ position: 'absolute', top: 'auto', left: 'auto' });

				}

				el.css(style);

			});

		};

		if (typeof(o.alsoResize) == 'object' && !o.alsoResize.nodeType) {

			$.each(o.alsoResize, function (exp, c) { _alsoResize(exp, c); });

		}else{

			_alsoResize(o.alsoResize);

		}

	},

	stop: function (event, ui) {

		var self = $(this).data("resizable"), o = self.options;

		var _reset = function (exp) {

			$(exp).each(function() {

				var el = $(this);

				// reset position for Opera - no need to verify it was changed

				el.css({ position: el.data("resizable-alsoresize").position });

			});

		};

		if (self._revertToRelativePosition) {

			self._revertToRelativePosition = false;

			if (typeof(o.alsoResize) == 'object' && !o.alsoResize.nodeType) {

				$.each(o.alsoResize, function (exp) { _reset(exp); });

			}else{

				_reset(o.alsoResize);

			}

		}

		$(this).removeData("resizable-alsoresize");

	}

});

$.ui.plugin.add("resizable", "animate", {

	stop: function(event, ui) {

		var self = $(this).data("resizable"), o = self.options;

		var pr = self._proportionallyResizeElements, ista = pr.length && (/textarea/i).test(pr[0].nodeName),

					soffseth = ista && $.ui.hasScroll(pr[0], 'left') /* TODO - jump height */ ? 0 : self.sizeDiff.height,

						soffsetw = ista ? 0 : self.sizeDiff.width;

		var style = { width: (self.size.width - soffsetw), height: (self.size.height - soffseth) },

					left = (parseInt(self.element.css('left'), 10) + (self.position.left - self.originalPosition.left)) || null,

						top = (parseInt(self.element.css('top'), 10) + (self.position.top - self.originalPosition.top)) || null;

		self.element.animate(

			$.extend(style, top && left ? { top: top, left: left } : {}), {

				duration: o.animateDuration,

				easing: o.animateEasing,

				step: function() {

					var data = {

						width: parseInt(self.element.css('width'), 10),

						height: parseInt(self.element.css('height'), 10),

						top: parseInt(self.element.css('top'), 10),

						left: parseInt(self.element.css('left'), 10)

					};

					if (pr && pr.length) $(pr[0]).css({ width: data.width, height: data.height });

					// propagating resize, and updating values for each animation step

					self._updateCache(data);

					self._propagate("resize", event);

				}

			}

		);

	}

});

$.ui.plugin.add("resizable", "containment", {

	start: function(event, ui) {

		var self = $(this).data("resizable"), o = self.options, el = self.element;

		var oc = o.containment,	ce = (oc instanceof $) ? oc.get(0) : (/parent/.test(oc)) ? el.parent().get(0) : oc;

		if (!ce) return;

		self.containerElement = $(ce);

		if (/document/.test(oc) || oc == document) {

			self.containerOffset = { left: 0, top: 0 };

			self.containerPosition = { left: 0, top: 0 };

			self.parentData = {

				element: $(document), left: 0, top: 0,

				width: $(document).width(), height: $(document).height() || document.body.parentNode.scrollHeight

			};

		}

		// i'm a node, so compute top, left, right, bottom

		else {

			var element = $(ce), p = [];

			$([ "Top", "Right", "Left", "Bottom" ]).each(function(i, name) { p[i] = num(element.css("padding" + name)); });

			self.containerOffset = element.offset();

			self.containerPosition = element.position();

			self.containerSize = { height: (element.innerHeight() - p[3]), width: (element.innerWidth() - p[1]) };

			var co = self.containerOffset, ch = self.containerSize.height,	cw = self.containerSize.width,

						width = ($.ui.hasScroll(ce, "left") ? ce.scrollWidth : cw ), height = ($.ui.hasScroll(ce) ? ce.scrollHeight : ch);

			self.parentData = {

				element: ce, left: co.left, top: co.top, width: width, height: height

			};

		}

	},

	resize: function(event, ui) {

		var self = $(this).data("resizable"), o = self.options,

				ps = self.containerSize, co = self.containerOffset, cs = self.size, cp = self.position,

				pRatio = self._aspectRatio || event.shiftKey, cop = { top:0, left:0 }, ce = self.containerElement;

		if (ce[0] != document && (/static/).test(ce.css('position'))) cop = co;

		if (cp.left < (self._helper ? co.left : 0)) {

			self.size.width = self.size.width + (self._helper ? (self.position.left - co.left) : (self.position.left - cop.left));

			if (pRatio) self.size.height = self.size.width / o.aspectRatio;

			self.position.left = o.helper ? co.left : 0;

		}

		if (cp.top < (self._helper ? co.top : 0)) {

			self.size.height = self.size.height + (self._helper ? (self.position.top - co.top) : self.position.top);

			if (pRatio) self.size.width = self.size.height * o.aspectRatio;

			self.position.top = self._helper ? co.top : 0;

		}

		self.offset.left = self.parentData.left+self.position.left;

		self.offset.top = self.parentData.top+self.position.top;

		var woset = Math.abs( (self._helper ? self.offset.left - cop.left : (self.offset.left - cop.left)) + self.sizeDiff.width ),

					hoset = Math.abs( (self._helper ? self.offset.top - cop.top : (self.offset.top - co.top)) + self.sizeDiff.height );

		var isParent = self.containerElement.get(0) == self.element.parent().get(0),

		    isOffsetRelative = /relative|absolute/.test(self.containerElement.css('position'));

		if(isParent && isOffsetRelative) woset -= self.parentData.left;

		if (woset + self.size.width >= self.parentData.width) {

			self.size.width = self.parentData.width - woset;

			if (pRatio) self.size.height = self.size.width / self.aspectRatio;

		}

		if (hoset + self.size.height >= self.parentData.height) {

			self.size.height = self.parentData.height - hoset;

			if (pRatio) self.size.width = self.size.height * self.aspectRatio;

		}

	},

	stop: function(event, ui){

		var self = $(this).data("resizable"), o = self.options, cp = self.position,

				co = self.containerOffset, cop = self.containerPosition, ce = self.containerElement;

		var helper = $(self.helper), ho = helper.offset(), w = helper.outerWidth() - self.sizeDiff.width, h = helper.outerHeight() - self.sizeDiff.height;

		if (self._helper && !o.animate && (/relative/).test(ce.css('position')))

			$(this).css({ left: ho.left - cop.left - co.left, width: w, height: h });

		if (self._helper && !o.animate && (/static/).test(ce.css('position')))

			$(this).css({ left: ho.left - cop.left - co.left, width: w, height: h });

	}

});

$.ui.plugin.add("resizable", "ghost", {

	start: function(event, ui) {

		var self = $(this).data("resizable"), o = self.options, cs = self.size;

		self.ghost = self.originalElement.clone();

		self.ghost

			.css({ opacity: .25, display: 'block', position: 'relative', height: cs.height, width: cs.width, margin: 0, left: 0, top: 0 })

			.addClass('ui-resizable-ghost')

			.addClass(typeof o.ghost == 'string' ? o.ghost : '');

		self.ghost.appendTo(self.helper);

	},

	resize: function(event, ui){

		var self = $(this).data("resizable"), o = self.options;

		if (self.ghost) self.ghost.css({ position: 'relative', height: self.size.height, width: self.size.width });

	},

	stop: function(event, ui){

		var self = $(this).data("resizable"), o = self.options;

		if (self.ghost && self.helper) self.helper.get(0).removeChild(self.ghost.get(0));

	}

});

$.ui.plugin.add("resizable", "grid", {

	resize: function(event, ui) {

		var self = $(this).data("resizable"), o = self.options, cs = self.size, os = self.originalSize, op = self.originalPosition, a = self.axis, ratio = o._aspectRatio || event.shiftKey;

		o.grid = typeof o.grid == "number" ? [o.grid, o.grid] : o.grid;

		var ox = Math.round((cs.width - os.width) / (o.grid[0]||1)) * (o.grid[0]||1), oy = Math.round((cs.height - os.height) / (o.grid[1]||1)) * (o.grid[1]||1);

		if (/^(se|s|e)$/.test(a)) {

			self.size.width = os.width + ox;

			self.size.height = os.height + oy;

		}

		else if (/^(ne)$/.test(a)) {

			self.size.width = os.width + ox;

			self.size.height = os.height + oy;

			self.position.top = op.top - oy;

		}

		else if (/^(sw)$/.test(a)) {

			self.size.width = os.width + ox;

			self.size.height = os.height + oy;

			self.position.left = op.left - ox;

		}

		else {

			self.size.width = os.width + ox;

			self.size.height = os.height + oy;

			self.position.top = op.top - oy;

			self.position.left = op.left - ox;

		}

	}

});

var num = function(v) {

	return parseInt(v, 10) || 0;

};

var isNumber = function(value) {

	return !isNaN(parseInt(value, 10));

};

})(jQuery);