I find that I'm often launching dom inspector first before I open other windows, and I miss having the "window" menu available from DI. So this bug is just for simply adding the "window" menu into DI.
Created attachment 87127 [details] [diff] [review] patch for toolboxoverlay.xul patch ready for review
fix in trunk.
note, the r= was from timeless.. 'case someone was just reading the comments and not the attachment info up top.