http://bugs.winehq.org/show_bug.cgi?id=12578
--- Comment #1 from Tefnet developers developers@tefnet.pl 2008-04-14 03:38:14 --- I've traced it to: NSContainer_Create in dlls/mshtml/nsembed.c
in this function
if(!load_gecko(FALSE))
When you open help for 1st time it is true During 2nd run it is false.