var idBigImgDiv="bigimgdiv";
var idShowBigImg="showbigimg";
var idBigImg="bigimg";
var idContainer="mainframe";
var idBigImgText="bigimgtext";

smallImgClickHandler = function() {
			var elem=document.getElementById(idBigImgDiv);
			/*if (elem.style.display=="block")
			{
				elem.style.display="none";
				return false;
			}*/
			document.getElementById(idBigImg).innerHTML="<img src='"+this.href+"'/>";
			
			/*var outerframe=document.getElementById(idContainer);
			
			var IpopTop = ((outerframe.offsetTop - elem.offsetHeight)/2)-70;
      		var IpopLeft = ((outerframe.offsetLeft - elem.offsetWidth)/2);*/
      
      		var scrollTop;
      		var scrollLeft;
      
      		if (!document.body.scrollTop)
      		{
      			scrollTop=document.documentElement.scrollTop;
      			scrollLeft=document.documentElement.scrollLeft;
      		}else
      		{
      			scrollTop=document.body.scrollTop;
      			scrollLeft=document.body.scrollLeft;
      		}      		
      
      		/*elem.style.left=(IpopLeft + scrollLeft)+"px";
      		elem.style.top=(IpopTop + scrollTop)+"px";*/
				
			elem.style.left=scrollLeft+"px";
			elem.style.top=scrollTop+"px";
			elem.style.display="block";
			return false;
		}
		
smallImgClick = function() {
	var sElem;
	var num=0;
	while((sElem=document.getElementById(idShowBigImg+num))!=null)
	{
		sElem.onclick=smallImgClickHandler;

		num++;
	}
	num=0;
	while((sElem=document.getElementById(idShowBigImg))!=null)
	{
		sElem.id=idShowBigImg+"_"+num;
		sElem.onclick=smallImgClickHandler;
		num++;
	}
}

if (window.attachEvent)
	window.attachEvent("onload", smallImgClick);
else if (window.addEventListener)
	window.addEventListener("load", smallImgClick, false);