Scrollbars on overflow areas (including list boxes and text areas) don't receive mouse events.
*** Bug 11629 has been marked as a duplicate of this bug. ***
Oops, I should have augmented the earlier bug report, but I didn't make the connection between "arrows" and scrollbars (I thought it was about the arrow keys). Sorry, Daniele.
(In reply to comment #2) > Oops, I should have augmented the earlier bug report, but I didn't make the > connection between "arrows" and scrollbars (I thought it was about the arrow > keys). Sorry, Daniele. > No problem :)
*** Bug 11687 has been marked as a duplicate of this bug. ***
I have been running into this issue as well. I filed a crash that is related to dragging in a list box that started with r17770. http://bugs.webkit.org/show_bug.cgi?id=11713
*** Bug 11612 has been marked as a duplicate of this bug. ***
<rdar://problem/4858866> REGRESSION (r17770): Overflow areas' scrollbars don't work
Committed revision 18001.