<script>
    function waitJq() {
      $(function() {
        var url = location.href;
        if (url.indexOf('utm_campaign={REPLACE}')
            && url.indexOf('/products/') > -1
           ) {
			// connect script
          	var script = document.createElement('script');
          	script.src = 'SCRIPT SRC';
          	script.id = 'script id';
          	document.getElementsByTagName('head')[0].appendChild(script);
        }
      });
    }
    var __jqui = setInterval(function() {
      if ($ && $.fn) {
       	clearInterval(__jqui);
        waitJq();
      }
    }, 200)
  </script>