If you want to open New Tabs, then how about right clicking your mouse and opening them.

Firefox add-on InstaClick 1.4 does that for those who don’t have middle button in a mouse. Usually Firefox does this by default with middle-clicks.

To temporarily cancel InstaClick and re-enable context-menus, hold down CTRL, ALT, or COMMAND (Mac only) while right-clicking on a link.

Right-clicking on anything other than a link doesn’t invoke InstaClick.

Read More: Download InstaClick 1.4