// JavaScript Document
function show(boxid){ 
 document.getElementById(boxid).style.display="block"; 
} 
function hide(boxid){ 
   document.getElementById(boxid).style.display="none"; 
}
if(document.getElementById) { // IE 5 and up, NS 6 and up
	var upLevel = true;
	}
	else if(document.layers) { // Netscape 4
		var ns4 = true;
	}
	else if(document.all) { // IE 4
		var ie4 = true;
			}
		function showObject(obj) {
			if (ns4) {
				obj.visibility = "show";
				}
			else if (ie4 || upLevel) {
				obj.style.visibility = "visible";
				}
			}
		function hideObject(obj) {
			if (ns4) {
				obj.visibility = "hide";
				}
			if (ie4 || upLevel) {
				obj.style.visibility = "hidden";
				}
			}