$(document).ready(function(){
    $('#categoryTree').jstree({
    'core' : {
      'data' : {
          'url': function (node) {
                   return node.id === '#' ?
                     '${pageContext.request.contextPath}/admin/select/regions' :
                     '${pageContext.request.contextPath}/admin/select/'+node.id+'/children';
                 },
          'data' : function (region) {
              return { 'id': region.id }
              }
          }
      },
      "plugins" : [ "contextmenu" , "search" ],
      "search":{"show_only_matches":true, "show_only_matches_children":true},
      "contextmenu": {
              "items":  {

                      "Create": {
                          "label": "Create a new employee",
                          action: function (obj) {
                            $('#categoryTree').jstree().create_node('#' ,  { "id" : "ajson5", "text" : "newly added" }, "last", function(){
                                alert("done");
                             });
                          }
                      },
                      "Rename": {
                          "label": "Rename an employee",
                          "action": function (obj) {
                              /*this.rename(obj);*/
                          }
                      },
                      "Delete": {
                          "label": "Delete an employee",
                          "action": function (obj) {
                              /*this.remove(obj);*/
                          }
                      }

              }
          }
    })
    .bind("create.jstree", function (e, data) {
                alert("create!!!");
            });
});