textbox - Archive of obsolete content
tiline="true" rows="2" cols="70" onkeypress="return pncountnotechars(event);"/> the javascript: function pncountnotechars(evt) { //allow non character keys (delete, backspace and and etc.) if ((evt.charcode == 0) && (evt.keycode != 13)) return true; if (evt.target.value.length < 10) { return true; } else { return false; } } related interfaces nsiaccessibleprovider, nsidomxultextboxelement ...