//*********************************移动层 函数 开始******************************************* //生成拖动层很简单,只需要(参数之一如果是数组表示局部拖动,arr[0]表示拖动层,arr[1]表示整体) //new divDrag(['test'], [getObject('test31'),getObject('test3')], getObject('test1') ,getObject('test2') ,[getObject('test41'),getObject('test4')]); //记得有拖动属性的层position:absolute; Array.prototype.extend = function(C){for(var B=0,A=C.length;B<A;B++){this.push(C[B]);}return this;} function divDrag() {     var A,B,gCn;     var zIndex = 1;     this.dragStart = function(e)     {         e = e||window.event;         if((e.which && (e.which!=1))||(e.button && (e.button!=1))){return;}         var pos = this.gPos;         gCn = this.parent||this;         if(document.defaultView)         {             _top = document.defaultView.getComputedStyle(gCn,null).getPropertyValue("top");             _left = document.defaultView.getComputedStyle(gCn,null).getPropertyValue("left");         }         else         {             if(gCn.currentStyle)             {                 _top = gCn.currentStyle["top"];                 _left = gCn.currentStyle["left"];             }         }         pos.ox = (e.pageX||(e.clientX+document.documentElement.scrollLeft))-parseInt(_left);         pos.oy = (e.pageY||(e.clientY+document.documentElement.scrollTop))-parseInt(_top);         if(!!A)         {             if(document.removeEventListener)             {                 document.removeEventListener("mousemove",A,false);                 document.removeEventListener("mouseup",B,false);             }             else             {                 document.detachEvent("onmousemove",A);                 document.detachEvent("onmouseup",B);             }         }         A = this.dragMove.create(this);         B = this.dragEnd.create(this);         if(document.addEventListener)         {             document.addEventListener("mousemove",A,false);             document.addEventListener("mouseup",B,false);         }         else         {             document.attachEvent("onmousemove",A);             document.attachEvent("onmouseup",B);         }         gCn.style.zIndex = (++zIndex);     }     this.dragMove = function(e)     {         e = e||window.event;         var pos = this.gPos;         gCn = this.parent||this;         gCn.style.top = (e.pageY||(e.clientY+document.documentElement.scrollTop))-parseInt(pos.oy)+'px';         gCn.style.left = (e.pageX||(e.clientX+document.documentElement.scrollLeft))-parseInt(pos.ox)+'px';         try{if(CMInfo.Bs_Name=='IE'){gCn.style.filter = "alpha(opacity=70)";}else{gCn.style.opacity = "0.7";}}catch(e){}         this.stop(e);     }     this.dragEnd = function(e)     {         var pos = this.gPos;         e = e||window.event;         if((e.which && (e.which!=1))||(e.button && (e.button!=1))){return};         gCn = this.parent||this;         if(!!(this.parent)){this.style.backgroundColor = pos.color;}         try{if(CMInfo.Bs_Name=='IE'){gCn.style.filter = "alpha(opacity=100)";}else{gCn.style.opacity = 1;}}catch(e){}         if(document.removeEventListener)         {             document.removeEventListener("mousemove",A,false);             document.removeEventListener("mouseup",B,false);         }         else         {             document.detachEvent("onmousemove",A);             document.detachEvent("onmouseup",B);         }         A = null;         B = null;         gCn.style.zIndex = (++zIndex);         this.stop(e);     }     this.shiftColor = function()     {         this.style.backgroundColor="#EEEEEE";                                         }     this.position = function (e)     {         var t=e.offsetTop;         var l=e.offsetLeft;         while(e=e.offsetParent)         {             t += e.offsetTop;             l += e.offsetLeft;         }         return {x:l,y:t,ox:0,oy:0,color:null}     }     this.stop = function(e)     {         if(e.stopPropagation){e.stopPropagation();}else{e.cancelBubble=true;}         if(e.preventDefault){e.preventDefault();}else{e.returnValue=false;}     }     this.create = function(bind)     {         var B = this;         var A = bind;         return function(e){return B.apply(A,[e]);}     }     this.dragStart.create = this.create;     this.dragMove.create = this.create;     this.dragEnd.create = this.create;     this.shiftColor.create = this.create;     this.initialize = function()     {         for(var A=0,B=arguments.length;A<B;A++)         {             C=arguments[A];             if(!(C.push)){C = [C];}             gC = (typeof(C[0])=='object')?C[0]:(typeof(C[0])=='string'?getObject(C[0]):null);             if(!gC){continue};             gC.gPos = this.position(gC);             gC.dragMove = this.dragMove;             gC.dragEnd = this.dragEnd;             gC.stop = this.stop;             if(!!C[1])             {                 gC.parent = C[1];                 gC.gPos.color = gC.style.backgroundColor;             }             if(gC.addEventListener)             {                 gC.addEventListener("mousedown",this.dragStart.create(gC),false);                 if(!!C[1]){gC.addEventListener("mousedown",this.shiftColor.create(gC),false);    }             }             else             {                 gC.attachEvent("onmousedown",this.dragStart.create(gC));                 if(!!C[1]){gC.attachEvent("onmousedown",this.shiftColor.create(gC));}             }         }     }     this.initialize.apply(this,arguments); } //*********************************移动层 函数 结束*******************************************