function hide() {
/*	embeds = document.getElementsByTagName('embed');
	for(i = 0; i < embeds.length; i++) {
		embeds[i].style.visibility = 'hidden';
	}*/
}
		
function show() {
/*	embeds = document.getElementsByTagName('embed');
	for(i = 0; i < embeds.length; i++) {
		embeds[i].style.visibility = 'visible';
	}*/
}