// JavaScript Document

function checkNewsletter(){
	var name = document.getElementById('name').value;
	var lastname = document.getElementById('lastname').value;
	var email = document.getElementById('jjiutd-jjiutd').value;
	
	if(name == "Tik jou naam hier in"){
		document.getElementById('name').className = "nameError";
		return false;
	}
	if(lastname == "Tik jou van hier in"){
		document.getElementById('lastname').className = "lastnameError";
		return false;
	}
	if(email == "Tik jou e-pos adres hier in"){
		document.getElementById('jjiutd-jjiutd').className = "emailError";
		return false;
	}
	var testStr = /^[a-zA-Z0-9._-]+@([a-zA-Z0-9.-]+\.)+[a-zA-Z0-9.-]{2,4}$/;
	
	if(!testStr.test(email)){
		document.getElementById('jjiutd-jjiutd').className = "emailError";
		document.getElementById('jjiutd-jjiutd').value = "Tik 'n geldige e-pos adres in";
		return false;
	}
	return true;
}