function validateContactForm() {
	valid = true;
	error = "Veld is verplicht!";
	
	if(document.contact.naam.value == "") {
		document.getElementById("naamerror").innerHTML = error;
		valid = false;
	}
	else {
		document.getElementById("naamerror").innerHTML = "";
	}
	
	if(document.contact.email.value == "") {
		document.getElementById("emailerror").innerHTML = error;
		valid = false;
	}
	else {
		document.getElementById("emailerror").innerHTML = "";
	}
	
	if(document.contact.bericht.value == "") {
		document.getElementById("berichterror").innerHTML = error;
		valid = false;
	}
	else {
		document.getElementById("berichterror").innerHTML = "";
	}
	
	return valid;
}