Mozilla Bug 457219
Mozilla Bug 429285 Mozilla Bug 499653 Mozilla Bug 681674 Mozilla Bug 681674 Mozilla Bug 699017
combobox
combobox
Item 1
Item 2
Item 3
Item 4
A slider
This text should be offscreen
menuitem button checkbox link link app main nav app main nav
scrollbar
horizontal scrollbar
vertical scrollbar
slider
horizontal slider
vertical slider