== Inline Script Block
Line: 9
----
<script>
      function hideShowUrls(selectEl) {
        var tr = selectEl.parentNode.parentNode.parentNode;
        var isCustom = selectEl.value === 'CUSTOM';
        findElementsBySelector(tr, ".fieldCustomURLs").each(function (el) {
            el.parentNode.parentNode.style.display = isCustom ? '' : 'none';
        });
      }

      Behaviour.register({
        ".prodEnv" : function(el) {
            el.onchange = function () { hideShowUrls(el); };
            hideShowUrls(el);
        },
      });
    </script>
----