SO fiddle

Test Fiddle mainly for SO Questions

by Nick Craver

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.4/themes/overcast/jquery-ui.css">
<script src="http://github.com/vitch/jquery-methods/raw/master/date.js"></script>
<script src="http://www.kelvinluck.com/assets/jquery/datePicker/v2/demo/scripts/jquery.datePicker.js"></script>
<link rel="stylesheet" href="http://www.kelvinluck.com/assets/jquery/datePicker/v2/demo/styles/datePicker.css">
<input name="date1" id="date1" class="date-pick" />

JavaScript

$(function () {
    $('.date-pick').datePicker({ 
       startDate : new Date().addDays(-7).asString(), 
       endDate: new Date().addDays(7).asString()
    }).val(new Date().asString()).trigger('change');
});