Mandar campo de formulario, sin boton

[Maxon]

Algo no me funciona.... intente asi.....

<form name="form1" method="post" action="tpv.asp?ped=<%response.write pedido%>">
<input name="telefono" type="hidden" id="telefono" value="<%response.write tel%>">
<input type="submit" value="Enviar" style="VISIBILITY: hidden" id=button1 name=button1>



</form>
<%
function envia()
form1.button1.click()
end function
%>