function processForm()
{
$('submit').disabled = true;
$('submit').value = "Loading...";
$('contact_form').request({
onSuccess: function(transport)
{
if(transport.responseText.match(/^OK/) != null) {
alert('Uw bericht werd verzonden!');
$('contact_form').reset();
} else {
alert(transport.responseText);
}
$('submit').value = 'Zenden';
$('submit').disabled = false;
}
});
return false;
}