Checkboxes and JavaScript ‘onchange’ Events

In Safari, clicking a checkbox does not fire an ‘onchange’ event. It does in Mozilla. Looking at the HTML 4.0 spec, I think Safari’s handling is technically correct (though it isn’t entirely clear here). I guess I’ll have to use ‘onclick’ for checkboxes instead…

Might one assume I’m working on some multi-select capability for Tasks Pro? I suppose one might…