var MS  = (navigator.appName.indexOf("Microsoft")!=-1);
	var VER = parseInt(navigator.appVersion);
	var IE4 = (MS&&VER==4);
	function Show(id) {
		if ( IE4 ) {
			Block = eval(id + "_block");
		} else {
			Block = document.getElementById(id + "_block");
		}
		if ( Block ) {
			if ( Block.style.display != "") {
				Block.style.display = "";
			}
			else {
				Block.style.display = "none";
			}
		}
	}