function Display(w, v) {
	
	if ( document.getElementById('videoThumbList'+w).style.display == 'none' ) {
		document.getElementById('videoThumbList'+w).style.display = 'block';
		for (i=1; i<=v; i++) {
			if ( i != w) {
				document.getElementById('videoThumbList'+i).style.display = 'none';
				}
			}
		}
		else
		{
		for (i=1; i<=v; i++) {
			document.getElementById('videoThumbList'+i).style.display = 'none';
			}
		}
}