BIG BIG BIG plus +1 on the
idea from Tomasz Sterna!!  This: 
      
is the way to go!  I was just typing a long winded response advocating
doing exactly this.
      
 
    
    
    
    I actually already sent a long winded advocacy note for doing
this, see:
    
    
    
    
    
    No one seemed that interested though. (Its not exactly the
same
thing as the mock-up here, but same idea)
    
    
    
    
    And I thought there was already something filed on Bugzilla
for
a right click of the App Title in the panel to bring up a window list.
Can't find it now though.