<!--
function checkform ( form )
{
  // ** START **
  if (form.name.value == "") {
    alert( "Please enter your name." );
    form.name.focus();
    return false ;
  }
  // ** END **
    // ** START **
  if (form.email.value == "") {
    alert( "Please enter your email address." );
    form.email.focus();
    return false ;
  }
  // ** END **
    // ** START **
  if (form.carmake.value == "") {
    alert( "Please enter the make of your car." );
    form.carmake.focus();
    return false ;
  }
  // ** END **
      // ** START **
  if (form.carmodel.value == "") {
    alert( "Please enter the model of your car." );
    form.carmodel.focus();
    return false ;
  }
  // ** END **
    // ** END **
      // ** START **
  if (form.carreg.value == "") {
    alert( "Please enter your car registration." );
    form.carreg.focus();
    return false ;
  }
  // ** END **
  // ** START **
  if (form.phone.value == "") {
    alert( "Please enter the telephone number." );
    form.phone.focus();
    return false ;
  }
  // ** END **
  // ** START **
  if (form.feedback.value == "") {
    alert( "Please leave us your comments." );
    form.feedback.focus();
    return false ;
  }
  // ** END **
  return true ;
}
//-->