textbox calendar format

Hello everyone, i was wondering if there is anyway for to change a date format from mm/dd/yyyy to d(no) m(string) y(no).
what type of link or script should i use? This is my code for calendar:
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.5/themes/base/jquery-ui.css" type="text/css" media="all" /> <link rel="stylesheet" href="http://static.jquery.com/ui/css/demo-docs-theme/ui.theme.css" type="text/css" media="all" /> <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js" type="text/javascript"></script> <script src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.5/jquery-ui.min.js" type="text/javascript"></script> <script type="text/javascript"> $(function () { $("#<%= last.ClientID %>").datepicker(); }); ...