It is sometimes tedious when websites try to “hide” the URL in an attempt to prevent you from downloading some content.
Here’s the fix :
- Type “about:config” in the address bar
- Find dom.disable_window_open_feature.location
- Double click to set the value to true
Link : http://mozillalinks.org/wp/2007/03/keep-firefoxs-location-bar-on-sight/