var player;
var start;
function toggle (idNum) {
			if(idNum == 0) {
				document.getElementById("kurzvideo").style.visibility = "visible";
				document.getElementById("vorvideo").style.visibility = "hidden";
			} else if(idNum == 1) {
				document.getElementById("kurzvideo").style.visibility = "hidden";
				document.getElementById("vorvideo").style.visibility = "visible";
			} else if(idNum == 2) {
			} else if(idNum == 3) {
				};
}
function playerReady(obj) {
			player = document.getElementById(obj.id);
};
function seek(pos) {
			if(player.getConfig().state == 'IDLE') {
				start = pos;
				player.addModelListener('META','metaHandler');
				player.sendEvent('PLAY');
			} else { 
				player.sendEvent('SEEK',pos);
			}
};
function metaHandler(obj) {
			if(obj.duration) {
				player.removeModelListener('META','metaHandler');
				player.sendEvent('SEEK',start);
			}
};