//function for popup image in a div
      function ThumbImage(imgsrc,cnID,urlimg)
{
    
    document.getElementById("dvImage").style.display="";
    document.getElementById("imgThumb").src = imgsrc;
    document.getElementById("ancThumb").href = urlimg;
  
    divPos(cnID);
}
  
function ThumbImageOut()
{
    document.getElementById("dvImage").style.display="none";
     
}
function divPos(cnID)
	{
		var left=0;
		var top=0;
		var objTxtBox=document.getElementById(cnID);
		while (objTxtBox.offsetParent)
		{
			left = left + objTxtBox.offsetParent.offsetLeft;
			top = top +objTxtBox.offsetParent.offsetTop;
			
			objTxtBox = objTxtBox.offsetParent
		}
		
		
		document.getElementById("dvImage").style.left=(document.getElementById(cnID).offsetLeft)+left + "px";
		document.getElementById("dvImage").style.top=(document.getElementById(cnID).offsetTop)+top + "px";
	}