function expand_stills()
{
	try {document.getElementById('videos').style.display = 'none';}catch(err){}
	document.getElementById('stills').style.display = 'block';
}

function expand_videos()
{
	try {document.getElementById('stills').style.display = 'none';}catch(err){}
	document.getElementById('videos').style.display = 'block';
}