Fixes #7539 - do not run the _layoutHack if there is already one pending
Fixes #7539 - do not run the _layoutHack if there is already one pending

git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@14973 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful