// Function to open links in new windows (w3c aproved)
function externalLinks() {
	if (!document.getElementsByTagName) return;

	var anchors = document.getElementsByTagName('a');
	for (var j = 0; j < anchors.length; j++) {
		var alink = anchors[j];
		if (alink.getAttribute('href') && alink.getAttribute('rel') == 'external') {
			alink.target = '_blank';
		}
	}
}

function submitForm(){
	err="";
	if(document.getElementById('Naam').value == ""){
		err += "U moet een naam invullen. \n";
	}
	if(document.getElementById('Email').value.length < 6 || document.getElementById('Email').value.indexOf('@') == -1 || document.getElementById('Email').value.indexOf('.') == -1 ){
		err += "Het e-mail adres is niet correct. \n";
	}
	if(err.length > 0){
		alert("De volgende fouten zijn aangetroffen: \n"+err);
	} else {
		document.getElementById('contact').submit();
	}
}

function submitForm_en(){
	err="";
	if(document.getElementById('Naam').value == ""){
		err += "You need to fill in a name. \n";
	}
	if(document.getElementById('Email').value.length < 6 || document.getElementById('Email').value.indexOf('@') == -1 || document.getElementById('Email').value.indexOf('.') == -1 ){
		err += "The e-mail address is incorrect. \n";
	}
	if(err.length > 0){
		alert("The following errors were found: \n"+err);
	} else {
		document.getElementById('contact').submit();
	}
}