1.0.rev12

-got in window listener
-moved css register to loadSheet method
-it is also taking over the onMouseOver function now, and restores it on
unload
-also it is blocking out the tooltip
-UNTESTED
1.0.rev13

-fixed typo
-fixed logical, need to QI aDOMWindow not aXULWindow
-on unloadfromwindow it wasn't resorting onMouseOver to show just uri,
fixed that now
-PlacesUtils was undefined in the onMouseOver so I fixed that now
-forgot to comment out the sss.unregisterSheet, fixed this now