remove extra horizontal space in tinyMCE menus+discussion

I've seen this a thousand times but can't see it right now.  example?

Guessing you wrote that into dwagn.org by accident :-)

  --John Abbe.....Tue Feb 08 11:17:26 -0800 2011

oh, yeah, did you ping this one on dwagn.org to test something? Heh, I thought you were trying to bring attention to it.

  --Ethan McCutchen.....Tue Feb 08 11:41:44 -0800 2011

this is easily doable in a skin. default case doesn't seem like a problem. closing.

  --Ethan McCutchen.....Thu Mar 15 17:48:01 +0000 2012