Fixes #7962.  Changing the textarea value unnecessarily causes the browser to autoscroll.
Fixes #7962.  Changing the textarea value unnecessarily causes the browser to autoscroll.

git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@15528 560b804f-0ae3-0310-86f3-f6aa0a117693

redaktor/deliteful