// Used to add more than one handler to the load event by Simon Willison
function addLoadEvent(func) 
{
	var oldonload = window.onload;
	if (typeof window.onload != 'function') 
		window.onload = func;
	else 
	{
		window.onload = function() 
		{
			oldonload();
			func();
		}
	}
}


// Finds element which triggers the event
function findTarget(e) 
{
	/* Begin the DOM events part, which you */
	/* can ignore for now if it's confusing */
	var target; 

	if (window.event && window.event.srcElement) 
		target = window.event.srcElement;
	else if (e && e.target)
		target = e.target;
	if (!target)
		return null;

	return target;
}

// cross-browser event wire-up for IE5+, NS6+ and Mozilla/Gecko
// By Scott Andrew
function addEvent(elm, evType, fn, useCapture) 
{
	if (elm.addEventListener) 
	{
		elm.addEventListener(evType, fn, useCapture); 
		return true; 
	} 
	else if (elm.attachEvent) 
	{
		var r = elm.attachEvent('on' + evType, fn); 
		return r; 
	}
	else 
	{
		elm['on' + evType] = fn;
	}
}