FoxieWire.com

TabScope is cool new Firefox Extension that shows a thumbnail of a tab contents when you hover on it. The small preview popup has basic navigation buttons like Back, Forward, Reload and Close.The small preview is not really a thumbnail but a stripped down version of the page so you can scroll pages or frames in preview with mouse wheel. You can even click links or buttons directly in preview. The size of the tab preview can be set along with the wait time after which to show preview popup.