Spend some time in IE and wish there was something like ALT-Tab. When there is something like that and more!
The following table describes shortcuts used when working with tabs.
Switch between tabs
Close current tab (or the current window if tabbed browsing is disabled)
Open a new tab in the foreground from the Address bar
Switch to a specific tab number
Switch to the last tab
Close other tabs
Toggle Quick Tabs (thumbnail view) on or off