How to use scrollbar in xul

Dear, In a xul file, I use scrollbar in the following codes, but it seems that the scrollbar not work. I don't know how to bind the scrollbar with the 'vbox'. How can

How to use jquery in xul files of thunderbird

Dear, When I wanted to use jquery in XUL files, the event was not responded. For example, codes like "$("selectorName").hide(500);"has no action. If you provide me some documents related, I will be very appreciate. Thanks very much. Best regards, Huan Wang __

Is there any codes relating to automation test in thunderbird

Dear, Is there any codes relating to automation test in thunderbird? If there're some, could you please to tell me where are they? Thanks very much. Best regards, Huan Wang ___ dev-platform mailing list dev-platform@lists.mozilla.org https