Script run on element change
<script>
$('body').on('DOMSubtreeModified', '#products', function(){
$('label[for=order2]').text('Top produkty');
});
</script>
<script>
$('body').on('DOMSubtreeModified', '#products', function(){
$('label[for=order2]').text('Top produkty');
});
</script>