Calendar setDateFormat %n bugged

Suite 7.0/6.0/5.0 and Optimus Suite 5.0
#1 
		var cal = new dhtmlxCalendarObject(input);
		var date_format = "%M %n, %Y";
		cal.setDateFormat(date_format);

return [Uncaught ReferenceError: date is not defined]

#2

Please try to use the latest calendar libraries - viewtopic.php?f=7&t=20171&p=64207#p64124 formatting was fixed there.