var maskpanel=function()  
   {  
       this.divobj;  
       this.show=function()  
       {  
         if(!document.getElementById("xdivmasking"))  
         {  
             var divEle=document.createElement('div');  
             divEle.setAttribute("id","xdivmasking");  
             document.body.appendChild(divEle);  
             var divSty=document.getElementById("xdivmasking").style;  
             divSty.position="absolute"; divSty.top="0px"; divSty.left="0px";  
             divSty.zIndex="46"; divSty.opacity=".50";divSty.backgroundColor="#000";  
             divSty.filter="alpha(opacity=50)";  
     
            var divFram=document.createElement('iframe');  
             divFram.setAttribute("id","xmaskframe");  
             document.body.appendChild(divFram);  
             divSty=document.getElementById("xmaskframe").style;  
             divSty.position="absolute"; divSty.top="0px"; divSty.left="0px";   
             divSty.zIndex="45";divSty.border="none";divSty.filter="alpha(opacity=0)";  
          }  
     
          this.divobj=document.getElementById("xdivmasking");  
          this.waitifrm=document.getElementById("xmaskframe");  
            
          var dsh=document.documentElement.scrollHeight;  
          var dch=document.documentElement.clientHeight;  
          var dsw=document.documentElement.scrollWidth;  
          var dcw=document.documentElement.clientWidth;  
            
          var bdh=(dsh>dch)?dsh:dch;  
          var bdw=(dsw>dcw)?dsw:dcw;  
     
          this.waitifrm.style.height=this.divobj.style.height=bdh+'px';  
          this.waitifrm.style.width=this.divobj.style.width=bdw+'px';    
          this.waitifrm.style.display=this.divobj.style.display="block";  
       };  
      this.hide=function()  
      {  
          this.waitifrm.style.display=this.divobj.style.display="none";  
       };  
   }
   function showPreview(layer)
   {
//alert(document.getElementById(layer).innerHTML) 
   //document.getElementById("loadingimg").innerHTML="<img src='ajax-loader.gif'>"  	;	
		sparcdeleteconfirm=new maskpanel();
  		sparcdeleteconfirm.show();
  		demodiv=  document.getElementById(layer);
   		demodiv.style.display="block";
          	demodiv.style.top = (((document.documentElement.clientHeight/2) + document.documentElement.scrollTop) - (demodiv.offsetHeight/2))+'px';
          	demodiv.style.left = (((document.documentElement.clientWidth/2) + document.documentElement.scrollLeft) - (demodiv.offsetWidth/2))+'px';
             

   }
function hidedeleteConfirm(layername)
{
document.getElementById(layername).style.display="none";
document.getElementById("loadingimg").innerHTML="";
sparcdeleteconfirm.hide();
}