Cant get event tracking in GA to work

Hi,

I have tried with almost everything, but cant get event trackin gin GA to work. I dont know what the problem is, your sugested code ont work, whit or whitout <script>-tags…
This is the code you suggests:
<script>
document.addEventListener( ‘wpcf7mailsent’, function( event ) {
ga(‘send’, ‘event’, ‘Kontaktformul?r’, ‘Skickat’);
}, false );
</script>

The page I need help with: [log in to see the link]