/*

 * jQuery UI Resizable

 *

 * Copyright (c) 2008 Paul Bakaus

 * Dual licensed under the MIT (MIT-LICENSE.txt)

 * and GPL (GPL-LICENSE.txt) licenses.

 * 

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

 *

 * Depends:

 *	ui.core.js

 */

(function($) {



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

	init: function() {



		var self = this, o = this.options;



		var elpos = this.element.css('position');

		

		this.originalElement = this.element;

		

		// simulate .ui-resizable { position: relative; }

		this.element.addClass("ui-resizable").css({ position: /static/.test(elpos) ? 'relative' : elpos });

		

		$.extend(o, {

			_aspectRatio: !!(o.aspectRatio),

			helper: o.helper || o.ghost || o.animate ? o.helper || 'proxy' : null,

			knobHandles: o.knobHandles === true ? 'ui-resizable-knob-handle' : o.knobHandles

		});

		

		//Default Theme

		var aBorder = '1px solid #DEDEDE';

		

		o.defaultTheme = {

			'ui-resizable': { display: 'block' },

			'ui-resizable-handle': { position: 'absolute', background: '#F2F2F2', fontSize: '0.1px' },

			'ui-resizable-n': { cursor: 'n-resize', height: '4px', left: '0px', right: '0px', borderTop: aBorder },

			'ui-resizable-s': { cursor: 's-resize', height: '4px', left: '0px', right: '0px', borderBottom: aBorder },

			'ui-resizable-e': { cursor: 'e-resize', width: '4px', top: '0px', bottom: '0px', borderRight: aBorder },

			'ui-resizable-w': { cursor: 'w-resize', width: '4px', top: '0px', bottom: '0px', borderLeft: aBorder },

			'ui-resizable-se': { cursor: 'se-resize', width: '4px', height: '4px', borderRight: aBorder, borderBottom: aBorder },

			'ui-resizable-sw': { cursor: 'sw-resize', width: '4px', height: '4px', borderBottom: aBorder, borderLeft: aBorder },

			'ui-resizable-ne': { cursor: 'ne-resize', width: '4px', height: '4px', borderRight: aBorder, borderTop: aBorder },

			'ui-resizable-nw': { cursor: 'nw-resize', width: '4px', height: '4px', borderLeft: aBorder, borderTop: aBorder }

		};

		

		o.knobTheme = {

			'ui-resizable-handle': { background: '#F2F2F2', border: '1px solid #808080', height: '8px', width: '8px' },

			'ui-resizable-n': { cursor: 'n-resize', top: '0px', left: '45%' },

			'ui-resizable-s': { cursor: 's-resize', bottom: '0px', left: '45%' },

			'ui-resizable-e': { cursor: 'e-resize', right: '0px', top: '45%' },

			'ui-resizable-w': { cursor: 'w-resize', left: '0px', top: '45%' },

			'ui-resizable-se': { cursor: 'se-resize', right: '0px', bottom: '0px' },

			'ui-resizable-sw': { cursor: 'sw-resize', left: '0px', bottom: '0px' },

			'ui-resizable-nw': { cursor: 'nw-resize', left: '0px', top: '0px' },

			'ui-resizable-ne': { cursor: 'ne-resize', right: '0px', top: '0px' }

		};

		

		o._nodeName = this.element[0].nodeName;

		

		//Wrap the element if it cannot hold child nodes

		if(o._nodeName.match(/canvas|textarea|input|select|button|img/i)) {

			var el = this.element;

			

			//Opera fixing relative position

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

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

			

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

			el.wrap(

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

					position: el.css('position'),

					width: el.outerWidth(),

					height: el.outerHeight(),

					top: el.css('top'),

					left: el.css('left')

				})

			);

			

			var oel = this.element; this.element = this.element.parent();

			

			// store instance on wrapper

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

			

			//Move margins to the wrapper

			this.element.css({ marginLeft: oel.css("marginLeft"), marginTop: oel.css("marginTop"),

				marginRight: oel.css("marginRight"), marginBottom: oel.css("marginBottom")

			});

			

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

			

			//Prevent Safari textarea resize

			if ($.browser.safari && o.preventDefault) oel.css('resize', 'none');

			

			o.proportionallyResize = oel.css({ position: 'static', zoom: 1, display: 'block' });

			

			// avoid IE jump

			this.element.css({ margin: oel.css('margin') });

			

			// fix handlers offset

			this._proportionallyResize();

		}

		

		if(!o.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(o.handles.constructor == String) {

			

			o.zIndex = o.zIndex || 1000;

			

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

			

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

			

			// insertions are applied when don't have theme loaded

			var insertionsDefault = {

				handle: 'position: absolute; display: none; overflow:hidden;',

				n: 'top: 0pt; width:100%;',

				e: 'right: 0pt; height:100%;',

				s: 'bottom: 0pt; width:100%;',

				w: 'left: 0pt; height:100%;',

				se: 'bottom: 0pt; right: 0px;',

				sw: 'bottom: 0pt; left: 0px;',

				ne: 'top: 0pt; right: 0px;',

				nw: 'top: 0pt; left: 0px;'

			};

			

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

				var handle = $.trim(n[i]), dt = o.defaultTheme, hname = 'ui-resizable-'+handle, loadDefault = !$.ui.css(hname) && !o.knobHandles, userKnobClass = $.ui.css('ui-resizable-knob-handle'), 

							allDefTheme = $.extend(dt[hname], dt['ui-resizable-handle']), allKnobTheme = $.extend(o.knobTheme[hname], !userKnobClass ? o.knobTheme['ui-resizable-handle'] : {});

				

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

				var applyZIndex = /sw|se|ne|nw/.test(handle) ? { zIndex: ++o.zIndex } : {};

				

				var defCss = (loadDefault ? insertionsDefault[handle] : ''), 

					axis = $(['<div class="ui-resizable-handle ', hname, '" style="', defCss, insertionsDefault.handle, '"></div>'].join('')).css( applyZIndex );

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

				

				this.element.append(

					//Theme detection, if not loaded, load o.defaultTheme

					axis.css( loadDefault ? allDefTheme : {} )

						// Load the knobHandle css, fix width, height, top, left...

						.css( o.knobHandles ? allKnobTheme : {} ).addClass(o.knobHandles ? 'ui-resizable-knob-handle' : '').addClass(o.knobHandles)

				);

			}

			

			if (o.knobHandles) this.element.addClass('ui-resizable-knob').css( !$.ui.css('ui-resizable-knob') ? { /*border: '1px #fff dashed'*/ } : {} );

		}

		

		this._renderAxis = function(target) {

			target = target || this.element;

			

			for(var i in o.handles) {

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

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

				

				if (o.transparent)

					o.handles[i].css({opacity:0});

				

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

				if (this.element.is('.ui-wrapper') && 

					o._nodeName.match(/textarea|input|select|button/i)) {

					

					var axis = $(o.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(""); 

					

					if (!o.transparent)

						target.css(padPos, padWrapper);

					

					this._proportionallyResize();

				}

				if(!$(o.handles[i]).length) continue;

			}

		};

		

		this._renderAxis(this.element);

		o._handles = $('.ui-resizable-handle', self.element);

		

		if (o.disableSelection)

			o._handles.each(function(i, e) { $.ui.disableSelection(e); });

		

		//Matching axis name

		o._handles.mouseover(function() {

			if (!o.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 = o.axis = axis && axis[1] ? axis[1] : 'se';

			}

		});

		

		//If we want to auto hide the elements

		if (o.autoHide) {

			o._handles.hide();

			$(self.element).addClass("ui-resizable-autohide").hover(function() {

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

				o._handles.show();

			},

			function(){

				if (!o.resizing) {

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

					o._handles.hide();

				}

			});

		}

		

		this.mouseInit();

	},

	plugins: {},

	ui: function() {

		return {

			originalElement: this.originalElement,

			element: this.element,

			helper: this.helper,

			position: this.position,

			size: this.size,

			options: this.options,

			originalSize: this.originalSize,

			originalPosition: this.originalPosition

		};

	},

	propagate: function(n,e) {

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

		if (n != "resize") this.element.triggerHandler(["resize", n].join(""), [e, this.ui()], this.options[n]);

	},

	destroy: function() {

		var el = this.element, wrapped = el.children(".ui-resizable").get(0);

		

		this.mouseDestroy();

		

		var _destroy = function(exp) {

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

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

		};

		

		_destroy(el);

		

		if (el.is('.ui-wrapper') && wrapped) {

			el.parent().append(

				$(wrapped).css({

					position: el.css('position'),

					width: el.outerWidth(),

					height: el.outerHeight(),

					top: el.css('top'),

					left: el.css('left')

				})

			).end().remove();

			

			_destroy(wrapped);

		}

	},

	mouseStart: function(e) {

		if(this.options.disabled) return false;

		

		var handle = false;

		for(var i in this.options.handles) {

			if($(this.options.handles[i])[0] == e.target) handle = true;

		}

		if (!handle) return false;

		

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

			num = function(v) { return parseInt(v, 10) || 0; }, ie6 = $.browser.msie && $.browser.version < 7;

		o.resizing = true;

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

		

		// bugfix #1749

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

			

			// sOffset decides if document scrollOffset will be added to the top/left of the resizable element

			var sOffset = $.browser.msie && !o.containment && (/absolute/).test(el.css('position')) && !(/relative/).test(el.parent().css('position'));

			var dscrollt = sOffset ? o.documentScroll.top : 0, dscrolll = sOffset ? o.documentScroll.left : 0;

			

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

		}

		

		//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 = o.helper || ie6 ? { width: el.outerWidth(), height: el.outerHeight() } : { width: el.width(), height: el.height() };

		this.originalSize = o.helper || ie6 ? { 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: e.pageX, top: e.pageY };

		

		//Aspect Ratio

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

		

		if (o.preserveCursor)

			$('body').css('cursor', this.axis + '-resize');

			

		this.propagate("start", e);

		return true;

	},

	mouseDrag: function(e) {

		

		//Increase performance, avoid regex

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

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

		

		var dx = (e.pageX-smp.left)||0, dy = (e.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, [e, dx, dy]), ie6 = $.browser.msie && $.browser.version < 7, csdif = this.sizeDiff;

		

		if (o._aspectRatio || e.shiftKey)

			data = this._updateRatio(data, e);

		

		data = this._respectSize(data, e);

		

		// plugins callbacks need to be called first

		this.propagate("resize", e);

		

		el.css({

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

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

		});

		

		if (!o.helper && o.proportionallyResize)

			this._proportionallyResize();

		

		this._updateCache(data);

		

		// calling the user callback at the end

		this.element.triggerHandler("resize", [e, this.ui()], this.options["resize"]);

		

		return false;

	},

	mouseStop: function(e) {

		

		this.options.resizing = false;

		var o = this.options, num = function(v) { return parseInt(v, 10) || 0; }, self = this;

		

		if(o.helper) {

			var pr = o.proportionallyResize, ista = pr && (/textarea/i).test(pr.get(0).nodeName), 

						soffseth = ista && $.ui.hasScroll(pr.get(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 }));

			

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

		}

		

		if (o.preserveCursor)

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

		

		this.propagate("stop", e);

		

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

		

		return false;

	},

	_updateCache: function(data) {

		var o = this.options;

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

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

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

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

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

	},

	_updateRatio: function(data, e) {

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

		

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

		else if (data.width) data.height = (csize.width * o.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, e) {

		

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

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

					isminw = data.width && o.minWidth && o.minWidth > data.width, isminh = 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 (!o.proportionallyResize) return;

		var prel = o.proportionallyResize, el = this.helper || this.element;

		

		if (!o.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')];

			

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

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

				return border + padding; 

			});

		}

		prel.css({

			height: (el.height() - o.borderDif[0] - o.borderDif[2]) + "px",

			width: (el.width() - o.borderDif[1] - o.borderDif[3]) + "px"

		});

	},

	_renderProxy: function() {

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

		this.elementOffset = el.offset();

		

		if(o.helper) {

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

			

			// fix ie6 offset

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

			pxyoffset = ( ie6 ? 2 : -1 );

			

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

				width: el.outerWidth() + pxyoffset,

				height: el.outerHeight() + pxyoffset,

				position: 'absolute',

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

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

				zIndex: ++o.zIndex

			});

			

			this.helper.appendTo("body");

			

			if (o.disableSelection)

				$.ui.disableSelection(this.helper.get(0));

			

		} else {

			this.helper = el; 

		}

	},

	_change: {

		e: function(e, dx, dy) {

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

		},

		w: function(e, dx, dy) {

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

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

		},

		n: function(e, dx, dy) {

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

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

		},

		s: function(e, dx, dy) {

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

		},

		se: function(e, dx, dy) {

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

		},

		sw: function(e, dx, dy) {

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

		},

		ne: function(e, dx, dy) {

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

		},

		nw: function(e, dx, dy) {

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

		}

	}

}));



$.extend($.ui.resizable, {

	defaults: {

		cancel: ":input",

		distance: 1,

		delay: 0,

		preventDefault: true,

		transparent: false,

		minWidth: 10,

		minHeight: 10,

		aspectRatio: false,

		disableSelection: true,

		preserveCursor: true,

		autoHide: false,

		knobHandles: false

	}

});



/*

 * Resizable Extensions

 */



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

	

	start: function(e, ui) {

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

			self.containerOffset = $(ce).offset();

			self.containerPosition = $(ce).position();

			self.containerSize = { height: $(ce).innerHeight(), width: $(ce).innerWidth() };

		

			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(e, ui) {

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

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

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

		

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

			cop = self.containerPosition;

		

		if (cp.left < (o.helper ? co.left : cop.left)) {

			self.size.width = self.size.width + (o.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 : cop.left;

		}

		

		if (cp.top < (o.helper ? co.top : 0)) {

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

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

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

		}

		

		var woset = (o.helper ? self.offset.left - co.left : (self.position.left - cop.left)) + self.sizeDiff.width, 

					hoset = (o.helper ? self.offset.top - co.top : self.position.top) + self.sizeDiff.height;

		

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

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

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

		}

		

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

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

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

		}

	},

	

	stop: function(e, ui){

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

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

		

		var helper = $(self.helper), ho = helper.offset(), w = helper.innerWidth(), h = helper.innerHeight();

		

		

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

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

		

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

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

		

	}

});



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

	

	resize: function(e, ui) {

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

		}

	}

	

});



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

	

	stop: function(e, ui) {

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

		

		var pr = o.proportionallyResize, ista = pr && (/textarea/i).test(pr.get(0).nodeName), 

						soffseth = ista && $.ui.hasScroll(pr.get(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 || "slow", easing: o.animateEasing || "swing", 

				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.css({ width: data.width, height: data.height });

					

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

					self._updateCache(data);

					self.propagate("animate", e);

					

				}

			}

		);

	}

	

});



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

	

	start: function(e, ui) {

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

		

		if (!pr) self.ghost = self.element.clone();

		else self.ghost = pr.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(e, ui){

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

		

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

		

	},

	

	stop: function(e, ui){

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

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

	}

	

});



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

	

	start: function(e, ui) {

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

		

		_store = function(exp) {

			$(exp).each(function() {

				$(this).data("resizable-alsoresize", {

					width: parseInt($(this).width(), 10), height: parseInt($(this).height(), 10),

					left: parseInt($(this).css('left'), 10), top: parseInt($(this).css('top'), 10)

				});

			});

		};

		

		if (typeof(o.alsoResize) == 'object') {

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

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

		}else{

			_store(o.alsoResize);

		} 

	},

	

	resize: function(e, ui){

		var o = ui.options, self = $(this).data("resizable"), 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 start = $(this).data("resizable-alsoresize"), style = {}, css = c && c.length ? c : ['width', 'height', 'top', 'left'];

				

				$.each(css || ['width', 'height', 'top', 'left'], function(i, prop) {

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

					if (sum && sum >= 0)

						style[prop] = sum || null;

				});

				$(this).css(style);

			});

		};

		

		if (typeof(o.alsoResize) == 'object') {

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

		}else{

			_alsoResize(o.alsoResize);

		}

	},

	

	stop: function(e, ui){

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

	}

});



})(jQuery);