jQuery Date Picker Input Date Format
http://stackoverflow.com/questions/11104933/jquery-date-picker-input-date-format
by mpsingh2003
HTML
<link rel="stylesheet" href="http://code.jquery.com/ui/1.8.21/themes/base/jquery-ui.css">
Shown Field : <input id="thedate" type="text" /><br />
JavaScript
$(function(){
$('#thedate').datepicker({
});
var d = new Date();
var targetTimeOffset = -4*60; //desired time zone, taken as GMT-4
d.setMinutes(d.getMinutes() + d.getTimezoneOffset() + targetTimeOffset );
$( "#thedate" ).datepicker( "option", "maxDate", d );
});