fhemberger b6f1451b77 datetime must be valid date format, see: http://www.whatwg.org/specs/web-apps/current-work/multipage/common-microsyntaxes.html#concept-datetime		2011-09-04 12:06:20 +02:00
..
classic	datetime must be valid date format, see: http://www.whatwg.org/specs/web-apps/current-work/multipage/common-microsyntaxes.html#concept-datetime	2011-09-04 12:06:20 +02:00