Most important additional requirement will be JQuery UI ( JQuery user interface ) which is a library of different widgets like Date picker ( Calendar ) , Slider , Spinner etc.
To use JQuery UI, you must include JQuery. JQuery is the core library , JQuery UI is built on top of it.
In addition to basic JQuery library you need one more CSS file ( Style ) , known as Themes.
Check different themes by using the dropdown list at right side of the above demo page. Once you select a theme from the list the changes will be shown and the URL of the CDN ( Content Delivery Network ) is displayed. Copy the URL and use it like this .