From Bugzilla Helper: User-Agent: Mozilla/5.0 (Macintosh; U; PPC Mac OS X; en-US; rv:0.9.9) Gecko/20020310 BuildID: 20020310 When holding down the mouse on the scrollbar, while lingering and scrolling a message, the contextual menu will pop up. this only seems to happen in the mail/news interface; things work great outside of there. Reproducible: Always Steps to Reproduce: 1.Hold down the mouse on the scroll thumb 2.Wait a couple seconds 3.There is no third step Actual Results: The contextual menu popped up. Expected Results: The menu shouldn't have come up. Indeed, there should be an option to disable the click-and-hold menu for those of us with (gasp) multi-button mice.

dupe of bug 74688 *** This bug has been marked as a duplicate of 74688 ***

Verified dup.