$(document).ready(function() { 
	var options = {
		beforeSubmit: validate,
		success: showResponse,
		clearForm: true,
		resetForm: true
	};
	$('#mailForm').ajaxForm(options); 
});
	
function validate(formData, jqForm, options) {
	var form = jqForm[0]; 
	if (!form.bedrijfsnaam.value || !form.voorletters.value || !form.achternaam.value || !form.adres.value || !form.telefoon.value || !form.email.value) {
		$('#reqTxt').addClass('required');
		return false;
	}
	else {
		$('#sendingTxt').show(0);
	}
}
	
function showResponse() {
	$('#sendingTxt').hide(0);
	$('#reqTxt').removeClass('required');
	$('#sendedTxt').show(0).delay(5000).hide(0);
}