function validateFields(form) {
		if (form.first_name.value == "") {
			alert("Please enter your First Name.");
			form.first_name.focus();
			return false;
  		}
  		if (form.last_name.value == "") {
			alert("Please enter your Last Name.");
			form.last_name.focus();
			return false;
  		}
  		if (form.address1.value == "") {
			alert("Please enter your Address.");
			form.address1.focus();
			return false;
  		}
  		if (form.city.value == "") {
			alert("Please enter your City.");
			form.city.focus();
			return false;
  		}
  		if (form.postal_code.value == "") {
			alert("Please enter your Postal Code.");
			form.postal_code.focus();
			return false;
  		}
  		return true;
}