Here are 3 ways to include jQuery library into your user script.
[Used this for a photo gallery on the wedding site. Not sure if it degrades well. Very choppy and impossible to scroll on iPad.]
Learn how easy it is to apply web interaction using jQuery [On the fence on this one, since I am not a designer. But, I also do not know jQuery]
Have you ever wished you could style checkboxes, drop down menus, radio buttons, and file upload inputs? Ever wished you could control the look and feel of your form elements between all browsers?