cant add java script

cant add java script

can some please help me add java script to my website???? please please i have been trying for 4 months i got money on hold pleease, my url is cashtechnologywirelesswebllc.com, my java script is <script type='text/javascript'>
      var cId = '162337';

      (function(d, t) {
        var s = document.createElement('script');
        s.type = 'text/javascript';
        s.async = true;
        s.src = (document.location.protocol == 'https:' ? 'https://cdn0.cuelinks.com/js/' : 'http://cdn0.cuelinks.com/js/')  + 'cuelinksv2.js';
        document.getElementsByTagName('body')[0].appendChild(s);
      }());
</script>