onFocus = "script command(s)"
onBlur = "script command(s)"
|use it, but don't rely on it|
onFocus work identically as for
<INPUT onFocus="...">, so we won't dwell on them long. Let us just reiterate that the most common use for these events, that of changing the status bar, is generally annoying and is a bad idea.
onFocus = "window.status='What Size Pizza?'"
onBlur = "window.status=window.defaultStatus"
which gives us