function launchPopup(url, winname, scroll, resize, w, h)
{
	w = window.open(url, winname, 'toolbar=0, scrollbars=' + scroll + ',statusbar=0,status=0,menubar=0,' + 'resizable='+resize+',width='+w+',height='+h+',' + 'left='+(screen.width/2 - w/2)+',top='+(screen.height/2 - h/2));
	w.focus();
}