Today i came across the jQuery menu, its really cool....

Features

• Full cross-browser compatibility
• Fully accessible even when javascript is turned off, as a pure css menu
• Search engines optimized
• Clear unordered list (LI and UL HTML tags) structure of jQuery menu
• Easy to setup and update
• Fantastic animation and transition effects
• Multiple pre-desinded color schemes
• Completely customizable styling with CSS
• Powered by jQuery