Coin Slider is a jQuery image slider plugin that has unique transition effects. It has a navigation box and prev-next buttons that appear on hover for easily browsing images. The slider has an optional auto-slide feature which can also pause on hovers.
The plugin has also a lot of room for customizing the effects, including:
And, best of all, it is compatible with all major browsers (yes, including IE6).
Compatibility: All Major Browsers