Get YouTube Key from a Link

Chris Coyier on
// Example link:
// <a id="myLink" href="http://www.youtube.com/watch?v=cyRqR56aCKc&feature=PlayList&p=00000000000&index=0&playnext=1">Youtube link</a>

var youtubeLink = document.getElementById('myLink').href;
var youtubeVideoKey = youtubeLink.substr(youtubeLink.lastIndexOf("v=") + 2, 11);

// youtubeVideoKey will return "cyRqR56aCKc"