anchor.diff:              Mousetrap.bind('f', function(event) {
                   event.preventDefault();
                   $("#gs_pathName").focus();
  +            });
  +            // Request/response override toggle navigation
  +            Mousetrap.bind(['left', 'right', 'up', 'down'], function(event) {
  +                var $focusedCheckbox = $("#packages td input[type=checkbox]:focus");
  +                if (!$focusedCheckbox.length) return;
  +
  +                var $closestTd = $focusedCheckbox.closest("td");
  +                switch (event.key) {
  +                    case "ArrowLeft":
  +                        if ($closestTd.attr("aria-describedby") == "packages_requestEnabled") { // todo: use indexof matching instead?
  +                            $closestTd.prev("td").find("input:checkbox").focus();
  +                        } else {
  +                            $closestTd.closest("tr").prev("tr").find("td[aria-describedby=packages_requestEnabled] input:checkbox").focus();
  +                        }
  +                        break;
  +                    case "ArrowRight":
  +                        if ($closestTd.attr("aria-describedby") == "packages_responseEnabled") { // todo: use indexof matching instead?
  +                            $closestTd.next("td").find("input:checkbox").focus();
  +                        } else {
  +                            $closestTd.closest("tr").next("tr").find("td[aria-describedby=packages_responseEnabled] input:checkbox").focus();
  +                        }
  +                        break;
  +                    case "ArrowUp":
  +                        var describedBy = $closestTd.attr("aria-describedby");
  +                        $closestTd.closest("tr").prev("tr").find("td[aria-describedby=" + describedBy + "] input:checkbox").focus();
  +                        break;
  +                    case "ArrowDown":
  +                        var describedBy = $closestTd.attr("aria-describedby");
  +                        $closestTd.closest("tr").next("tr").find("td[aria-describedby=" + describedBy + "] input:checkbox").focus();
  +                        break;
  +                    default: return; break;
  +                }
  +
  +                event.preventDefault();
               });
               // Active paths navigation
               Mousetrap.bind('alt+right', function(event) {
  
positive.code:         }
  
          #packages td input[type=checkbox]:focus  + label {
              /* Permalink - use to edit and share this gradient: http://colorzilla.com/gradient-editor/#0a0e0a+0,0a0809+100&0+0,0+93,1+94,1+100 */
              background: linear-gradient(135deg, rgba(0,0,0,0) 0%,rgba(0,0,0,0) 88%,black 90%,black 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
          }
  
          #packages td input[type=checkbox]:focus:active  + label {
              background: linear-gradient(135deg, #bbddee 0%,#bbddee 88%,black 90%,black 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
          }
  
          #packages td input[type=checkbox]:checked:focus  + label {
              /* gradient with blue background */
              background: linear-gradient(135deg, #3399cc 0%,#3399cc 88%,black 90%,black 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
          }
  
          #packages td input[type=checkbox]:checked:focus:active  + label {
              background: linear-gradient(135deg, #cce6f2 0%,#cce6f2 88%,black 90%,black 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
          }
  
          #nav > li > a {
  
negative.code:                         name: 'requestType',
                          index: 'requestType',
                          align: 'center',
                          width: 60,
                          editable: true,
                          edittype: 'select',
                          editoptions: {
  