function showdiv(id) {
		//safe function to show an element with a specified id
			  
		if (document.getElementById) { // DOM3 = IE5, NS6
			document.getElementById(id).style.display = 'block';
		}
		else {
			if (document.layers) { // Netscape 4
				document.id.display = 'block';
			}
			else { // IE 4
				document.all.id.style.display = 'block';
			}
		}
		document.getElementById('related').style.display = 'none';
	}