Fix opacity for Dialog underlay and SplitContainer slider for IE8. Refs #7658.
Fix opacity for Dialog underlay and SplitContainer slider for IE8.
Refs #7658.

git-svn-id: 674a2d6b1e32e53f607eb824547723f32280967e@15673 560b804f-0ae3-0310-86f3-f6aa0a117693

kitsonk/delite,kitsonk/delite,Sam-Cummins/delite,harbalk/delite,harbalk/delite,Sam-Cummins/delite