Drawers annoy the hell out of me and I'm pretty sure that I'm not the only person who thinks that the tabs drawer should be a pane.
Perhaps it could look something like this:
http://www.flickr.com/photos/climbingtractor/183235174/
or this:
http://www.hicksdesign.co.uk/images/omniweb/mockup.png
Perhaps it could look something like this:
http://www.flickr.com/photos/climbingtractor/183235174/
or this:
http://www.hicksdesign.co.uk/images/omniweb/mockup.png