function viewportlets(id) {
			document.getElementById('ports'+id).style.display = document.getElementById('ports'+id).style.display == ''?'none':'';
			if (document.getElementById('plus'+id).show == 0) {
				document.getElementById('plus'+id).innerHTML = '<img src=\"images/minus.png\" border=\"0\">';
				document.getElementById('plus'+id).show = 1;
			 } else {
				document.getElementById('plus'+id).innerHTML = '<img src=\"images/plus.png\" border=\"0\">';
				document.getElementById('plus'+id).show = 0;
			}//else
		}