var Util=new Object();Util.getUserAgent=navigator.userAgent;Util.isGecko=Util.getUserAgent.indexOf("Gecko")!=-1;Util.isOpera=Util.getUserAgent.indexOf("Opera")!=-1;Util.getOffset=function(el,isLeft){var retValue=0;while(el!=null){retValue+=el["offset"+(isLeft?"Left":"Top")];el=el.offsetParent;}
return retValue;};Util.bindFunction=function(el,fucName){return function(){return el[fucName].apply(el,arguments);};};Util.re_calcOff=function(el){for(var i=0;i<Util.dragArray.length;i++){var ele=Util.dragArray[i];ele.elm.pagePosLeft=Util.getOffset(ele.elm,true);ele.elm.pagePosTop=Util.getOffset(ele.elm,false);}
var nextSib=el.elm.nextSibling;while(nextSib){if(nextSib.pagePosTop){nextSib.pagePosTop-=el.elm.offsetHeight;}
nextSib=nextSib.nextSibling;}};Util.hide=function(){Util.rootElement.style.display="none";};Util.show=function(){Util.rootElement.style.display="";};ghostElement=null;getGhostElement=function(){if(!ghostElement){ghostElement=document.createElement("div");ghostElement.className="modbox";ghostElement.backgroundColor="";ghostElement.style.border="1px dashed red";ghostElement.innerHTML="&nbsp;";}
return ghostElement;};function draggable(el){this._dragStart=start_Drag;this._drag=when_Drag;this._dragEnd=end_Drag;this._afterDrag=after_Drag;this.isDragging=false;this.elm=el;var headerid=el.getAttribute("header");if(headerid==""||headerid==null){this.header=el;}else{this.header=document.getElementById(headerid);if(!this.header)
this.header=null;}
try{this.hasIFrame=this.elm.getElementsByTagName("IFRAME").length>0;if(this.header){this.header.style.cursor="move";Drag.init(this.header,this.elm);this.elm.onDragStart=Util.bindFunction(this,"_dragStart");this.elm.onDrag=Util.bindFunction(this,"_drag");this.elm.onDragEnd=Util.bindFunction(this,"_dragEnd");}}catch(e){alert(e.message);}};function start_Drag(){Util.re_calcOff(this);this.origNextSibling=this.elm.nextSibling;var _ghostElement=getGhostElement();var offH=this.elm.offsetHeight;if(Util.isGecko){offH-=parseInt(_ghostElement.style.borderTopWidth)*2;}
var offW=this.elm.offsetWidth;var offLeft=Util.getOffset(this.elm,true);var offTop=Util.getOffset(this.elm,false);Util.hide();this.elm.style.width=offW+"px";_ghostElement.style.height=offH+"px";this.elm.parentNode.insertBefore(_ghostElement,this.elm.nextSibling);this.elm.style.position="absolute";this.elm.style.zIndex=100;this.elm.style.left=offLeft+"px";this.elm.style.top=offTop+"px";Util.show();this.isDragging=false;return false;};function when_Drag(clientX,clientY){if(!this.isDragging){this.elm.style.filter="alpha(opacity=70)";this.elm.style.opacity=0.7;this.isDragging=true;}
var found=null;var max_distance=100000000;for(var i=0;i<Util.dragArray.length;i++){var ele=Util.dragArray[i];var distance=Math.sqrt(Math.pow(clientX-ele.elm.pagePosLeft,2)+Math.pow(clientY-ele.elm.pagePosTop,2));if(ele==this){continue;}
if(isNaN(distance)){continue;}
if(distance<max_distance){max_distance=distance;found=ele;}}
var _ghostElement=getGhostElement();if(found!=null&&_ghostElement.nextSibling!=found.elm){found.elm.parentNode.insertBefore(_ghostElement,found.elm);if(Util.isOpera){document.body.style.display="none";document.body.style.display="";}}};function end_Drag(){if(callBack(this.elm)==false)
{this.elm.style.position="";this.elm.style.width="";this.elm.style.zIndex="";this.elm.style.filter="";this.elm.style.opacity="";var ele=getGhostElement();ele.parentNode.removeChild(ele);return;}
if(this._afterDrag()){updatespace(this.elm);}
return true;};function after_Drag(){var returnValue=false;Util.hide();this.elm.style.position="";this.elm.style.width="";this.elm.style.zIndex="";this.elm.style.filter="";this.elm.style.opacity="";var ele=getGhostElement();if(ele.nextSibling!=this.origNextSibling){ele.parentNode.insertBefore(this.elm,ele.nextSibling);returnValue=true;}
ele.parentNode.removeChild(ele);Util.show();if(Util.isOpera){document.body.style.display="none";document.body.style.display="";}
return returnValue;};var Drag={obj:null,init:function(elementHeader,element){elementHeader.onmousedown=Drag.start;elementHeader.obj=element;if(isNaN(parseInt(element.style.left))){element.style.left="0px";}
if(isNaN(parseInt(element.style.top))){element.style.top="0px";}
element.onDragStart=new Function();element.onDragEnd=new Function();element.onDrag=new Function();},start:function(event){var element=Drag.obj=this.obj;event=Drag.fixE(event);if(event.which!=1){return true;}
element.onDragStart();element.lastMouseX=event.clientX;element.lastMouseY=event.clientY;document.onmouseup=Drag.end;document.onmousemove=Drag.drag;return false;},drag:function(event){event=Drag.fixE(event);if(event.which==0){return Drag.end();}
var element=Drag.obj;var _clientX=event.clientY;var _clientY=event.clientX;if(element.lastMouseX==_clientY&&element.lastMouseY==_clientX){return false;}
var _lastX=parseInt(element.style.top);var _lastY=parseInt(element.style.left);var newX,newY;newX=_lastY+_clientY-element.lastMouseX;newY=_lastX+_clientX-element.lastMouseY;element.style.left=newX+"px";element.style.top=newY+"px";element.lastMouseX=_clientY;element.lastMouseY=_clientX;element.onDrag(newX,newY);return false;},end:function(event){event=Drag.fixE(event);document.onmousemove=null;document.onmouseup=null;var _onDragEndFuc=Drag.obj.onDragEnd();Drag.obj=null;return _onDragEndFuc;},fixE:function(ig_){if(typeof ig_=="undefined"){ig_=window.event;}
if(typeof ig_.layerX=="undefined"){ig_.layerX=ig_.offsetX;}
if(typeof ig_.layerY=="undefined"){ig_.layerY=ig_.offsetY;}
if(typeof ig_.which=="undefined"){ig_.which=ig_.button;}
return ig_;}};function callBack(elm){if(dragbusy)
return false;else{elementid=elm.getAttribute("header");if(elementid==17||elementid==4||elementid==28||elementid==14){var ele=getGhostElement();target_container=ele.parentNode.getAttribute("id");if(target_container!="space_center"){return false;}else{return true;}}
else if(elementid==26){var ele=getGhostElement();target_container=ele.parentNode.getAttribute("id");if(target_container=="space_center"){return false;}else{return true;}}
else{return true;}}}