http://bugs.winehq.org/show_bug.cgi?id=31683
--- Comment #4 from Jacek Caban jacek@codeweavers.com 2013-04-25 05:41:15 CDT --- This should be fixed by Wine Gecko commit 8cea6196dddf1a3c191ac812262adfc6e225540f, which was cherry-picked to wine-gecko-2.21 branch in commit 5e6647d408a0988955fe78292b43874b8584b599 and is present in Wine Gecko 2.21-beta1:
http://www.winehq.org/pipermail/wine-devel/2013-April/099651.html
Please retest with the new Gecko beta.