- exif FC and start new session
- in window mode double click splitter to size panels 50:50 (see the screenshot)

- now maximize main FC window size
- splitter background is broken (see the screenshot)

- splitter is not sized 50:50
- double click splitter to size panels 50:50
- leave the maximized mode, go to window mode
- splitter is not sized 50:50 again (see the screenshot)

Build 627 (not released yet), Win Vista 32 bit.