Using Firefox/Mouse shortcuts

Note: for Mac OS X, use the Command key in place of Control for all shortcuts listed.

Standard Firefox Shortcuts

Back Shift+Scroll down
Close Tab Middle-click on tab
Decrease Text Size Ctrl+Scroll down
Forward Shift+Scroll up
Increase Text Size Ctrl+Scroll up
New Tab Double-Click on Tab Bar or Middle-click on Tab Bar
Open Link in Background Tab Ctrl+Left-click or Middle-click on a link
Open Link in Foreground Tab Ctrl+Shift+Left-click or Shift+Middle-click on a link
Open Link in New Window Shift+Left-click on a link
Save Link As Alt+Left-click on a link
Scroll line by line Alt+Scroll