nn mi funziona lo script.....
qualcuno mi dice se ho sbagliato qualcosa????



function Lettere()
{

if ((window.event.keycode<65)&&(window.event.keycode! =39)&&(window.event.keycode!=32)&&(window.event.ke ycode!=47))

{
window.event.keycode=0;
}

if((window.event.keycode>90)&&(window.event.keycod e<97))

{
window.event.keycode=0;
}
if(window.event.keycode>122)
{
window.event.keycode=0;
}

}


function Numeri()
{
if
(((window.event.keycode<48)||(window.event.keycode >57))&&(window.event.keycode!=8)&&(window.event.ke ycode!=47))
{
window.event.keycode=0;
}
}



function TxtCountry_onkeypress()
{
Lettere()
}

function TxtFax_onkeypress()
{
Numeri()
}


<input type=text ID="TxtFax" tabindex=9 maxlength=15 language=javascript onkeypress="return TxtFax_onkeypress()">


<input type=text ID="TxtCountry" tabindex=8 language=javascript maxlength=15 onkeypress="return TxtCountry_onkeypress()">