the keypress idea is reasonable because there is a slight pause as if the calc was waiting for input after it displays the string -- ZzZzZ eEeEe BbBb EeEeE eEeEe dDdD oOo OoO tTtTt Z E b B e E D d O O o o T z eEe BbBb EeE eEe d D o o O O t Z E b B e E D d O O o o T zZzZz eEeEe BbBb EeEeE eEeEe dDdD oOo OoO t