Adel Gadllah 6a8b50cb00 Don't create multiple copies of the (+) button
Currently we recreate it every time Main.overview.show() is called,
 so destroy it to avoid having multiple copies floating around.

https://bugzilla.gnome.org/show_bug.cgi?id=597309
2009-10-05 18:54:41 +02:00
..
2009-10-05 17:59:33 +02:00