function fwdFriend (video, sel) {
	
	if(document.getElementById(video).style.display == 'block'){
			document.getElementById(video).style.display = 'none';
			document.getElementById(sel).style.visibility = 'visible';
	} else {
			document.getElementById(video).style.display = 'block';			
			document.getElementById(sel).style.visibility = 'hidden';			
			}
}

function openPopup (div) {
											
if(document.getElementById(div).style.display == 'block'){
	document.getElementById(div).style.display = 'none';
	} else {
		document.getElementById(div).style.display = 'block';
	}
}

function nav(id) {
var d = document.getElementById(id);
	for (var i = 1; i<=10; i++) {
		if (document.getElementById('subnav'+i)) {document.getElementById('subnav'+i).style.display='none';}
	}
if (d) {d.style.display='block';}
}