var W3CDOM = document.createElement && document.getElementsByTagName;

function addEventSimple (obj, evt, fn)
{
	if (obj.addEventListener)
		obj.addEventListener(evt,fn,false);
	else if (obj.attachEvent)
		obj.attachEvent('on'+evt,fn);
}

function openWindow (url, title, arguments ) // arguments: status, toolbar, location, menubar, directories, resizable, scrollbars, height, width
{
	window.open(url, title, arguments);
}

function openPopup (url)
{
	openWindow(url, "", "width=400, height=600, resizable=1, scrollbars=1, status=0, toolbar=0, location=0, menubar=0, directories=0");
}