function changeVideo( index ) {

	var rand = Math.random(10);
	
	var url = APP_DIR + 'videos/change/' + index + '/' + rand;
	
	new Ajax.Request( url, {
		method: 'get', 
		encoding: 'utf-8',
		onSuccess: function(transport) {
			
			if(transport.responseText) {
				
				$('video_home').innerHTML = transport.responseText;
			}				
		}
	});
}