/*you will need to use the youtube iframe api*/
/*https://developers.google.com/youtube/iframe_api_reference */
var player = new YT.Player("video_holder_id",{
width: '640',
height: '390',
videoId: "eXvLdB4zwsY",
events: {
'onReady': function(event){
console.log("video is ready");
event.target.playVideo();
},
'onStateChange': function(event){
if (event.data == YT.PlayerState.ENDED) {
//video has ended
}
}
}
});