function validate(fullname, contact_details) {

      if (document.form1.fullname.value.length < 8) {

      alert("Please enter your Full Name ");

      return false;

    }

      if (document.form1.email.value.length < 12) {

      alert("Please enter a your eMail address, so that we can get back to you.  ");

      return false;

   	}

    return true;

  }