Add at your website you favorite song from You Tube with ?sound=YouTubeViedoCode

SoundTrack

(function(){
  var st = {
		urlParam : function(key){
			var result = new RegExp(key + "=([^&]*)", "i").exec(window.location.search);
			return result && unescape(result[1]) || false;
		},
		appendSound: function(song){
		  var b = document.getElementsByTagName("body")[0],
              c = document.createElement('div');
		      c.innerHTML  = '<iframe width="0" height="0" src="//www.youtube.com/embed/'+song+'?autoplay=1&loop=1" frameborder="0"></iframe>';
              b.appendChild(c.firstChild);
		},
		init: function(){
			var bgSound = st.urlParam("sound");
			if(bgSound != false){
				st.appendSound(bgSound);
			}
		}
	};

	return st.init;
}())();

Small demo: http://ideabile.com/?sound=rVqAdIMQZlk (R2D2 - Ghostwriter)

i feel as if this fits the website better: http://ideabile.com/?sound=JGw8DWctAts

Cool idea though!