function checkform (form)
{
  if (form.hotelname.value == "") {
    alert( "Please enter your Hotel's name." );
    form.hotelname.focus();
    return false ;
  }
  if (form.hotelstreet.value == "") {
    alert( "Please enter your Hotel's address." );
    form.hotelstreet.focus();
    return false ;
  }
  if (form.hotelzip.value == "") {
    alert( "Please enter your Hotel's ZIP / Post code." );
    form.hotelzip.focus();
    return false ;
  }
  if (form.hotelcity.value == "") {
    alert( "Please enter your Hotel's city." );
    form.hotelcity.focus();
    return false ;
  }
  if (form.hotelcountry.value == "") {
    alert( "Please enter your Hotel's country." );
    form.hotelcountry.focus();
    return false ;
  }
  if (form.hoteltel.value == "") {
    alert( "Please enter your Hotel's phone number." );
    form.hoteltel.focus();
    return false ;
  }
  if (form.hotelemail.value == "") {
    alert( "Please enter your Hotel's email address." );
    form.hotelemail.focus();
    return false ;
  }
  if (form.foa.value == "") {
    alert( "Please enter your form of address." );
    form.foa.focus();
    return false ;
  }
  if (form.firstname.value == "") {
    alert( "Please enter your first name." );
    form.firstname.focus();
    return false ;
  }
  if (form.lastname.value == "") {
    alert( "Please enter your last name." );
    form.lastname.focus();
    return false ;
  }
  if (form.numberrooms.value == "") {
    alert( "Please enter the amount of rooms your Hotel has." );
    form.numberrooms.focus();
    return false ;
  }
  if (form.enquiry.value == "") {
    alert( "Please enter your enquiry text." );
    form.enquiry.focus();
    return false ;
  }
  return true ;
}