gistfile1.js

onYouTubePlayerReady = function( playerId ) {
	ytplayer = document.getElementById( "video_container" );
  	ytplayer.addEventListener("onStateChange", "onytplayerStateChange");
  	ytplayer.addEventListener("onError", "onytplayerError");

	ytplayer.playVideo();
}

function onytplayerStateChange(newState) {
	if( newState == 0 ) {
		playNextVideo();
	}
}

// on error just go to next vid
function onytplayerError(error) {
	playNextVideo()
}