function checkContactMe(form){
 if(form.name.value != "" && form.email.value != ""){
  return true;
 }
 else{
  alert("Gelieve alle verplichte velden in te vullen.");
  return false;
 }
}
function checkContactMeEn(form){
 if(form.name.value != "" && form.email.value != ""){
  return true;
 }
 else{
  alert("Please fill in all required fields.");
  return false;
 }
}