(function(A){A.extend(A.expr[":"],{draggable:"(' '+a.className+' ').indexOf(' ui-draggable ')"});A.fn.draggable=function(B){return this.each(function(){if(!A(this).is(".ui-draggable")){new A.ui.draggable(this,B)}})};A.ui.draggable=function(D,C){var B=this;this.element=A(D);A.data(D,"ui-draggable",this);this.element.addClass("ui-draggable");this.options=A.extend({},C);var E=this.options;A.extend(E,{helper:E.ghosting==true?"clone":(E.helper||"original"),handle:E.handle?(A(E.handle,D)[0]?A(E.handle,D):this.element):this.element,appendTo:E.appendTo||"parent"});A(E.handle).mouseInteraction({executor:this,delay:E.delay,distance:E.distance||0,dragPrevention:E.prevention?E.prevention.toLowerCase().split(","):["input","textarea","button","select","option"],start:this.start,stop:this.stop,drag:this.drag,condition:function(F){return !(F.target.className.indexOf("ui-resizable-handle")!=-1||this.disabled)}});if(E.helper=="original"&&(this.element.css("position")=="static"||this.element.css("position")=="")){this.element.css("position","relative")}};A.extend(A.ui.draggable.prototype,{plugins:{},ui:function(B){return{helper:this.helper,position:this.position,absolutePosition:this.positionAbs,instance:this,options:this.options}},propagate:function(C,B){A.ui.plugin.call(this,C,[B,this.ui()]);this.element.triggerHandler(C=="drag"?C:"drag"+C,[B,this.ui()],this.options[C])},destroy:function(){this.element.removeClass("ui-draggable ui-draggable-disabled");this.handle.removeMouseInteraction()},enable:function(){this.element.removeClass("ui-draggable-disabled");this.disabled=false},disable:function(){this.element.addClass("ui-draggable-disabled");this.disabled=true},start:function(D){var E=this.options;if(A.ui.ddmanager){A.ui.ddmanager.current=this}this.helper=typeof E.helper=="function"?A(E.helper.apply(this.element[0],[D])):(E.helper=="clone"?this.element.clone().appendTo((E.appendTo=="parent"?this.element[0].parentNode:E.appendTo)):this.element);if(this.helper[0]!=this.element[0]){this.helper.css("position","absolute")}this.offsetParent=(function(F){while(F){if(F.style&&(/(absolute|relative|fixed)/).test(A.css(F,"position"))){return A(F)}F=F.parentNode?F.parentNode:null}return A("body")})(this.helper[0].parentNode);this.elementOffset=this.element.offset();this.offsetParentOffset=this.offsetParent.offset();var C={left:this.elementOffset.left-this.offsetParentOffset.left,top:this.elementOffset.top-this.offsetParentOffset.top};this._pageX=D.pageX;this._pageY=D.pageY;this.clickOffset={left:D.pageX-this.elementOffset.left,top:D.pageY-this.elementOffset.top};var B=this.helper.css("position")=="relative";this.originalPosition={left:(B?parseInt(this.helper.css("left"))||0:C.left+(this.offsetParent[0]==document.body?0:this.offsetParent[0].scrollLeft)),top:(B?parseInt(this.helper.css("top"))||0:C.top+(this.offsetParent[0]==document.body?0:this.offsetParent[0].scrollTop))};this.offset={left:D.pageX-this.originalPosition.left,top:D.pageY-this.originalPosition.top};this.propagate("start",D);this.helperProportions={width:this.helper.outerWidth(),height:this.helper.outerHeight()};if(A.ui.ddmanager&&!E.dropBehaviour){A.ui.ddmanager.prepareOffsets(this,D)}if(E.cursorAt){if(E.cursorAt.top!=undefined||E.cursorAt.bottom!=undefined){this.offset.top-=this.clickOffset.top-(E.cursorAt.top!=undefined?E.cursorAt.top:(this.helperProportions.height-E.cursorAt.bottom));this.clickOffset.top=(E.cursorAt.top!=undefined?E.cursorAt.top:(this.helperProportions.height-E.cursorAt.bottom))}if(E.cursorAt.left!=undefined||E.cursorAt.right!=undefined){this.offset.left-=this.clickOffset.left-(E.cursorAt.left!=undefined?E.cursorAt.left:(this.helperProportions.width-E.cursorAt.right));this.clickOffset.left=(E.cursorAt.left!=undefined?E.cursorAt.left:(this.helperProportions.width-E.cursorAt.right))}}return false},clear:function(){if(A.ui.ddmanager){A.ui.ddmanager.current=null}this.helper=null},stop:function(B){if(A.ui.ddmanager&&!this.options.dropBehaviour){A.ui.ddmanager.drop(this,B)}this.propagate("stop",B);if(this.cancelHelperRemoval){return false}if(this.options.helper!="original"){this.helper.remove()}this.clear();return false},drag:function(B){this.position={top:B.pageY-this.offset.top,left:B.pageX-this.offset.left};this.positionAbs={left:B.pageX-this.clickOffset.left,top:B.pageY-this.clickOffset.top};this.propagate("drag",B);this.helper.css({left:this.position.left+"px",top:this.position.top+"px"});if(A.ui.ddmanager){A.ui.ddmanager.drag(this,B)}return false}})})(jQuery);