Ctrl+click Open links in a new tab in the background.
Ctrl+Shift+click Open links in a new tab in the foreground.
Ctrl+T Open a new tab in the foreground.
Ctrl+Tab or Ctrl+Shift+Tab Switch between tabs.
Ctrl+W Close current tab (or the current window if tabbed browsing is disabled).
Alt+Enter Open a new tab in the foreground from the Address bar.
Ctrl+n (where n is a number between 1 and 8) Switch to a specific tab number.
Ctrl+9 Switch to the last tab.
Ctrl+Alt+F4 Close other tabs.
Ctrl+Q Toggle Quick Tabs (thumbnail view) on or off.