//............................................................................................................................
// FUNÇÃO FORM NEWSLETTER
function newsletter(theForm)
{
	if (theForm.email.value == "")
	{
		alert("Rellene su e-mail");
		theForm.email.focus();
		return (false);
	}
	if (theForm.email.value.length < 5)
	{
    		alert("Rellene correctamente su e-mail.");
    		theForm.email.focus();
    		return (false);
  	}
  	if (theForm.email.value.indexOf ('@',0) == -1 || theForm.email.value.indexOf ('.',0) == -1)
  	{
    		alert("Rellene correctamente su e-mail.");
    		theForm.email.focus();
    		return (false);
  	}
return (true);
}