Smart Address Bar

Normal address bar:

But sometimes clicking on this link there is a need to get to a higher level.

For example, to the main page:

or to any other level:


The idea needs to be implemented when you click with the alt key pressed , so that when combined with ctrl + alt + click, the link opens in a new tab. And without combinations, the manual editing function remained familiar to everyone.
')
UPD: I'm not a programmer, I just had such an idea. Implement, except for the example of the pictures, I can not.
UPD2: a great plugin for firefox , thanks Elanc .
UPD3: in Safari Cmd + click on the Snobit browser header