If you are using jQuery UI, you can format any date with:
Your date formated:
var myDate = '30.11.2011';
var parsedDate = $.datepicker.parseDate('dd.mm.yy', myDate);
$('#date1').text($.datepicker.formatDate('M d, yy', parsedDate));
http://jsfiddle.net/mescalito2345/ND2Qg/14/