hover
Cut & Paste Ajax Tooltip script v1.2
Script that enhances the default "title" attribute of HTML so certain tooltips can instead get their contents from an external file, with rich HTML content and all. Integration is easy and non obtrus ...
Using jQuery for Background Image Animations
Finally, the script to put this altogether is using jquery. The animation needs to run when the user moves their mouse over and out of the navigation.
Realistic Hover Effect With jQuery
Add a rising hover effect to a set of icon links using jQuery's animate effect.
Using Opacity to Show Focus with jQuery
MooTools javascript and opacity to show focus on a specified element. What it does is when you hover over an image, every image except the one you are hovering over will fade out.
Scrollover Links
Scrollovers are a new way to make normal hyperlinks into something that will grab the attention of your website users