function ValidateContactSnel(theForm) 
  {
   var missing = ""
   if (theForm.naam.value == "" || theForm.naam.value == "uw naam")
     missing += "  * Naam\n"
   if (theForm.email.value == "" || theForm.email.value == "uw e-mailadres")
     missing += "  * E-mailadres\n"
   if (missing != "") 
   {
    alert("De volgende velden zijn verplicht:\n" + missing)
    return false
    }
   else
    return true
    }

  function ValidateContact(theForm) 
  {
   var missing = ""
   if (theForm.naam.value == "")
     missing += "  * Naam\n"
   if (theForm.gemeente.value == "")
     missing += "  * Gemeente\n"
   if (theForm.land.value == "")
     missing += "  * Land\n"
   if (theForm.telefoon.value == "")
     missing += "  * Telefoon\n"
   if (theForm.email.value == "")
     missing += "  * E-mail\n"
   if (theForm.vraag.value == "")
     missing += "  * Vraag\n"
   if (missing != "") 
   {
    alert("De volgende velden zijn verplicht:\n" + missing)
    return false
    }
   else
    return true
    }

  function ValidateOfferte(theForm) 
  {
   var missing = ""
   if (theForm.naam.value == "")
     missing += "  * Naam\n"
   if (theForm.huidig_adres.value == "")
     missing += "  * Huidig adres\n"
   if (theForm.toekomstig_adres.value == "")
     missing += "  * Toekomstig adres\n"
   if (theForm.telefoon.value == "")
     missing += "  * Telefoon\n"
   if (theForm.email.value == "")
     missing += "  * E-mail\n"
   if (theForm.inboedel.value == "")
     missing += "  * Omschrijving van de inboedel\n"
   if (missing != "") 
   {
    alert("De volgende velden zijn verplicht:\n" + missing)
    return false
    }
   else
    return true
    }