function checkLocData () {
 if (document.vf4loc.Arcade.value == "") {
  alert("Please enter the name of the arcade.")
  document.vf4loc.Arcade.focus()
  return false}

 if (document.vf4loc.Location.value == "") {
  alert("Please enter the city and state where the arcade is located.")
  document.vf4loc.Location.focus()
  return false}

 if (document.vf4loc.Quantity.value == "") {
  alert("Please enter the number of VF4 machines at the arcade.")
  document.vf4loc.Quantity.focus()
  return false}

 if (document.vf4loc.Version.value == "") {
  alert("Please enter the VF4 machine version.")
  document.vf4loc.Version.focus()
  return false}

 if (document.vf4loc.Rounds_CPU.value == "") {
  alert("Please enter the number of rounds vs CPU.")
  document.vf4loc.Rounds_CPU.focus()
  return false}

 if (document.vf4loc.Rounds_Challenger.value == "") {
  alert("Please enter the number of rounds vs challengers.")
  document.vf4loc.Rounds_Challenger.focus()
  return false}

 // if everything checks out okay, thank user for submission
  alert("Thanks! Your VF4 location information will be added shortly.")
 }


function checkLinkData () {
 if (document.vf4link.URL.value == "http://") {
  alert("Please enter a valid URL.")
  document.vf4link.URL.focus()
  return false}

   // if everything checks out okay, thank user for submission
  alert("Thanks! Your VF4 link will be reviewed shortly.")
}


function resetAddLink () {
    document.vf4link.WebsiteLanguage.value = "English";
    document.vf4link.URL.value = "http://";
    document.vf4link.Comments.value = "";
}