unwanted window flashes during navigation
 

when I view my test photo album in OW, OW sometimes flashes the window in white after clicking Next or Prev. this problem also existed in OW 5.1.

the problem doesn't exist in WebKit.

my test photo album:
[URL="http://www.hokwokwing.hk/photo_albums/aperture_web_test_2/index.html"]Indonesia 2005, Day 2[/URL]