function getOffsetValue(elem){
		  var offsetValue="";
		  var heightOffset="";
		  if (navigator.appName == "Microsoft Internet Explorer") {
				var verOffset=navigator.userAgent.indexOf("MSIE");
				var fullVersion=parseInt(parseFloat(navigator.userAgent.substring(verOffset+5)));
				if (fullVersion == 6) {
					offsetValue="-130px";
					heightOffset="-20px";
				}
				if (fullVersion == 7) {
					offsetValue="-70px";
					heightOffset="-15px";
				}if (fullVersion == 8) {
					offsetValue="0px";
					heightOffset="0px";
				}
			} else {
				offsetValue="0px";
				heightOffset="0px";
			}

			elem.style.left = offsetValue;
			elem.style.top = heightOffset;
			
			return; 
		}