function seekToWM(pos)
{
	if(pos==-1)
		return;
	var player = document.getElementById('player');

	if(player.controls)
	{
		player.controls.play();
		player.controls.currentPosition = pos;
		return;
	}
	
	if(player.CurrentPosition)
	{
		player.CurrentPosition = pos;
		return;
	}
}