Javascript to trigger easter egg

easter-egg.js

var easterEggKeys = new Array('j','i','b','b','y');
var easterEggCurrent = 0;

$(window).keydown(function(e){
		var key = String.fromCharCode(e.keyCode).toLowerCase();
		if (easterEggKeys[easterEggCurrent].toLowerCase() == key) {
			easterEggCurrent++;
			if (easterEggCurrent >= easterEggKeys.length) {
				$('body').append('<embed src="http://mattread.com/examples/midi/sinfon1.mid" autostart="true" hidden="true" type="audio/midi">');
				for (var i = 0; i < document.styleSheets.length; i++) { document.styleSheets[i].disabled = true; }
				easterEggCurrent = 0;
			}
		}
		else {
			easterEggCurrent = 0;
		}
});