qTip2 provides you with tonnes of features like speech bubble tips and image-map support, The plugin can display the tooltip in any position wanted, plays nicely with image maps and they can be set to follow any element (handy for drag ‘n’ dropped and animated items) or mouse.
Tooltips can be styled completely, there is an optional Theme-roller support and they can even be displayed as modal windows.
It has built-in Ajax integration and can load any remote data. qTip2’swebsite has lots of creative demos including 3rd part service and various popular plugin integration.
Compatibility: All Major Browsers