function ExpColl(imgId, txtId) {
		var imgElem=document.getElementById(imgId);
		var srcVal = imgElem.src;
		var hostName = window.location.host;
		srcVal = srcVal.substring((srcVal.indexOf(hostName))+hostName.length);
		if(srcVal == "/images/collapse.gif"){
			imgElem.src = "/images/expand.gif";
		} else {
			imgElem.src = "/images/collapse.gif";
		}
		
		if(document.getElementById(txtId).className == "current") {
			document.getElementById(txtId).className = "";
		} else {
			document.getElementById(txtId).className = "current";
		}
	}
	
function popUp(url, wt, ht)
{
	window.open(url, "popup", "width="+wt+",height="+ht+",resizable=yes,status=no,scrollbars=no");
}