X.L.Mosaic: prevent users from causing non-termination with negative elements
X.L.Mosaic: prevent users from causing non-termination with negative elements

Ignore-this: 370a7d6249906f1743c6692758ce5aeb

darcs-hash:20090210022727-1499c-f2fdcd99704982a75cedc877b81689453a4303fc

jthornber/XMonadContrib,jthornber/XMonadContrib