| Test for bugs cr 87473, 64882. | |
| This test verifies that we get the correct button on mouseover events in .which when entering a document. | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| PASS document.events['A-no-press'].which is 0 | |
| PASS document.events['B-left'].which is 1 | |
| PASS document.events['C-no-press'].which is 0 | |
| PASS document.events['D-middle'].which is 2 | |