fixed selected navbar button

git-svn-id: http://prositemanager.googlecode.com/svn/trunk@69 e374cdb8-7ee8-0d77-fd1e-c554042f9154
fixed a few small bugs in NavBar dropdown and DB::CloseAll()

git-svn-id: http://prositemanager.googlecode.com/svn/trunk@70 e374cdb8-7ee8-0d77-fd1e-c554042f9154