A very useful extension for Firefox
By Citraka dasa
If you, as I assume, have switched to Firefox for your browsing, then this extension can facilitate you a lot and save you extra clicks.
Customize application menus:
Rearrange or remove menuitems from the main context menu (right-click menu) and main menubar (File Edit View etc.)
Get it from here:https://addons.mozilla.org/firefox/710/
Here is a screenshot: