function submitStapEen() {
	var form = document.forms['stapEen'];
	var emailFilter=/^.+@.+\..{2,3}$/;
	
	if (form.reken_format.value == "0") {
		alert( "Formaat is verplicht." );
		return false;  
	}
	else if (form.reken_style.value == "0") {
		alert( "Stijl is verplicht." );
		return false;  
	}
	else if (form.reken_type.value == "0") {
		alert( "Type is verplicht." );
		return false;  
	//}
	//else if (!(emailFilter.test(form.email.value))) { 
	//    alert( "Email is niet correct." );
	//	return false;
	} else {
		form.submit();
	}
}

function submitStapTwee() {
	var form = document.forms['stapTwee'];
	var emailFilter=/^.+@.+\..{2,3}$/;
	
	if (form.uploaded_file.value == "") {
		alert( "Afbeelding is verplicht." );
		return false;
	//}
	//else if (!(emailFilter.test(form.email.value))) { 
	//    alert( "Email is niet correct." );
	//	return false;
	} else {
		form.submit();
	}
}

function submitStapDrie() {
	var form = document.forms['stapDrie'];
	var emailFilter=/^.+@.+\..{2,3}$/;
	
	if (form.name.value == "") {
		alert( "Naam is verplicht." );
		return false;  
	}
	else if (form.address.value == "") {
		alert( "Adres is verplicht." );
		return false;  
	}
	else if (form.postcode.value == "") {
		alert( "Postcode is verplicht." );
		return false;  
	}
	else if (form.city.value == "") {
		alert( "Woonplaats is verplicht." );
		return false;  
	}
	else if (form.postcode.value == "") {
		alert( "Postcode is verplicht." );
		return false;  
	}
	else if (form.phone.value == "") {
		alert( "Telefoonnummer is verplicht." );
		return false;  
	}

	else if (!(emailFilter.test(form.email.value))) { 
	    alert( "Email is niet correct." );
		return false;
	}
	else if (form.agree.checked ==  false) {
		alert( "U moet akkoord gaan met de gebruikersvoorwaarden om de bestelling af te ronden." );
		return false;  

	} else {
		form.submit();
	}
}