jQuery**Smooth Navigation Menu**

Simple Drop Down Menu Plugin

Dropdown, iPod Drilldown, and Flyout styles
jQuery and CSS Example

Create the Fanciest Drop Down Menu You Ever Saw

A Different Top Navigation

Simple jQuery Dropdowns

Sexy Drop Down Menu with jQuery and CSS

How to Create a Drop Down Nav Menu with HTML5, CSS3, and jQuery

Reinventing a Drop Down with CSS and jQuery

Superfish

Animated Drop Down Menu with jQuery

jQuery Menu: Dropdown, Drilldown, and iPod Flyout Styles

McDropdown jQuery Plugin

Mega Drop Down Menus with CSS & jQuery

Sliding jQuery Menu

jdMenu Hierarchical Menu Plugin

Dim Gray Drop Down Menu

Create a MultiLevel Dropdown Menu with CSS and Improve it with jQuery

jQuery Drop Down Menu for RSS Subscription

Easy to Style jQuery Drop Down Menu CSS and Java Scripts Lwis Dropdown Menu Framework

MenuMatic

Sexy Sliding Menu

Circular Menu

Vimeo-like Top Navigation

FG jQuery Menu

Ext JS Tree Panel

Apple Style Menu

Hover Box Styled Menus