/**
 *	addLoadEvent()
 *	Adds event to window.onload without overwriting currently assigned onload functions.
 *	Function found at Simon Willison's weblog - http://simon.incutio.com/
 */

function addLoadEvent(func)
{	
	var oldonload = window.onload;
	if (typeof window.onload != 'function')
	{
    	window.onload = func;
	}
	else
	{
		window.onload = function()
		{
			oldonload();
			func();
		}
	}
}

/**
 *	Load Events
 */

addLoadEvent(initMenuControl);		// requires MenuControl.js