- IE 7 implements this "correctly", i.e. as if the alt-tabs between the browser and the other application were not there.
- Firefox 2 on Windows sends a change event when you alt-tab away from Firefox, and then doesn't send the change event when you tab to the second field. This is not what I would expect, but it isn't terribly incorrect either.
- Firefox 2 on Mac never sends the change event. That is just plain wrong.
Tuesday, November 20, 2007
Firefox doesn’t get events right, especially on the Mac
When a form field is loosing the focus, the browser is supposed to send two events: blur and change. The latter is only sent if the you have changed the value of the field. When you change the value of a first field and tab to a second field, all the browsers get the events right. But if you change the value of a first field, alt-tab to another application, alt-tab back to the browser, and tab to the second field, then different browsers implement different behaviors:
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