Combodate – Dropdown Date and Time Picker Combodate is a jQuery plugin to create dropdown date and time picker. This plugin converts <input type="text"> into dropdown elements to pick day, month, year, hour, minutes and seconds. Demo | Download

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Combodate – Dropdown Date and Time Picker Combodate is a jQuery plugin to create dropdown date and time picker. This plugin converts <input type="text"> into dropdown elements to pick day, month, year, hour, minutes and seconds. Demo | Download
jQuery Date Range Selector Using jQuery UI Datepicker - daterange
daterange is a jQuery plugin that allows to select and pick a start and end date from jQuery UI's datepicker widgets.
Demo
Download
Selected Date +15 Days in Another Textfield From jquery Datepicker. You will get the code for how you can get the Plus date from selected date in Jquery