1 Test clicking with optgroup element
3 On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
8 PASS $("listbox").selectedIndex is 1
10 Click on optgroup, should not deselect selectedIndex
11 PASS $("listbox").selectedIndex is 1
13 Click disabled option - doesn't change selectedIndex
14 PASS $("listbox").selectedIndex is 1
16 Menu list with arrow key
17 PASS $("menulist").selectedIndex is 8
18 PASS successfullyParsed is true