if (document.images) {
			imgU = new Image();
			imgU.src = "/images/downarrow.gif";
			imgD = new Image();
			imgD.src = "/images/side_arrow.gif";
        }
                
		
		function showLayer(layerName,imagename) {
		
		/*alert(layerName , imagename);*/
		
			if (document.getElementById(layerName).style.display == "none"){
				document.getElementById(layerName).style.display = "";
				document.getElementById(imagename).src = eval("imgU.src");
			}else{
				if (document.getElementById(layerName).style.display == "")
				{
				document.getElementById(layerName).style.display = "none";
				document.getElementById(imagename).src = eval("imgD.src");
				}
			}
			document.getElementById('oz_footer').style.position = 'absolute';
			document.getElementById('oz_footer').style.height = '50px';
			document.getElementById('oz_footer').style.width = '1000px';
			document.getElementById('oz_footer').style.bottom = '0';
			document.getElementById('oz_footer').style.left = '1px';
			document.getElementById('oz_footer').style.background = '#264d7a';
		}