Do you use Firefox? There are many reasons why you should! Here is a small selection of useful shortcuts. A comprehensive list of more than 70 Firefox shortcuts is available at Tech Republic.
Action Shortcuts
Open the Home page Alt + Home
Stop downloading a page Esc
Increase text size Ctrl + + (plus sign)
Decrease text size Ctrl + – (minus sign)
Restore normal text size Ctrl + 0
Switch between full-screen/normal view F11
Refresh (override cache) Ctrl + F5
Open/close the Bookmarks pane Ctrl + B
Add a bookmark (defaults to the active page) Ctrl + D
Open/close the History pane Ctrl + H
Open/close the Downloads dialog box Ctrl + J
Refresh Ctrl + R
Open a new tab in the current Firefox window Ctrl + T
Add “www.” to the beginning and “.com” to the end of the text in the Location bar Ctrl + Enter
Add “www.” to the beginning and “.org” to the end of the text in the Location bar Ctrl + Shift + Enter
Add “www.” to the beginning and “.net” to the end of the text in the Location bar Shift + Enter