Rate iTunes Songs from the Dock
Nov 26, 2009 - 1 Comment
You can rate iTunes songs directly from your Dock! Just right-click (or control-click) the iTunes icon within the Dock, and scroll up to ‘Rating’ and from there select the Star Rating for the song.

Check out: I Love Stars application. it lets you rate your current song in you apple menu bar. http://www.potionfactory.com/blog/2008/05/15/i-love-stars