function openNewWindow(w,h,ur) {
	
	winleft = screen.width/2 - ( w/2 );
	wintop = screen.height/2 - ( h/2 ) - 30;
	str = "width=" +w + ",height=" + h + "," + "top=" + wintop + ",left=" + winleft +",scrollbars=no,menubar=no,resizable=no,toolbar=no,location=no,status=no";
	
	newWinObj = "newWinObj";
	
	newWinObj = window.open(ur, newWinObj, str);
	newWinObj.focus();
}