function validate(name, contact_details) {

      if (document.form1.name.value.length < 2) {

      alert("Please enter your Name ");

      return false;

    }

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

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

      return false;

   	}

    return true;

  }