Use Pop! to create simple drop-down menus! This is an unobtrusive jQuery plugin.
A jQuery plugin that allows you to create custom Tool tips.
It’s very simple to use the border tooltip, and you can also follow the mouse.
Various simple tooltips, using fade-in and fade-out effects, and also surrounded by borders.
Allows a beautiful tooltip to be displayed on the specified element when the mouse is hovered.
Allows you to define tooltips with rich HTML effects, and can be directly embedded in your page and displayed when your mouse moves over the link.
A rounded corner tooltip designed for the input box. Fade in when you click on the input box, and fade out when you click on other input boxes.
Using Orbital Tooltip you can choose to display it anywhere on the object. With multiple options and customizable styles, Orbital Tooltip goes far beyond other jQuery tooltips.
A jQuery plug-in that can display information in the browser, somewhat similar to the OS X S Growl framework effect.
Using the jQuery framework, any element using the vtip class can turn its title attribute into a sleek, customized tooltip without excessive loading time.
Original English text: http://www.jquery4u.com/plugins/10-awesome-jquery-tooltips/