gistfile1.js

var setupSoundManager = function()
{
	var script = document.createElement("script");
	
	script.type = "text/javascript";
	script.src = "Resources/soundmanager2.js";
	
	script.addEventListener("load", function()
	{
        window.x = soundManager;
		soundManager.url = "Resources/"; // path to directory containing SoundManager2 .SWF file
		soundManager.onload = function() {
            soundManager.createSound("foo", "Resources/1hz-10khz-sweep.mp3");// etc. may now be called
            soundManager.play("foo");
		};
        soundManager.beginDelayedInit();
	}, YES);	

	document.getElementsByTagName("head")[0].appendChild(script);
}