text: $(function() {
      var $tree = $("#tree1");
  
      $tree.tree({
          data: ExampleData.example_data,
          autoOpen: 1,
          onCreateLi: function(node, $li) {
              // Append a link to the jqtree-element div.
              // The link has an url '#node-[id]' and a data property 'node-id'.
              $li
                  .find(".jqtree-element")
                  .append(
                      '<a href="#node-' +
                          node.id +
                          '" class="edit" data-node-id="' +
                          node.id +
                          '">edit</a>'
                  );
          }
      });
  
      // Handle a click on the edit link
      $tree.on("click", ".edit", function(e) {
          // Get the id from the 'node-id' data property
          var node_id = $(e.target).data("node-id");
  
          // Get the node from the tree
          var node = $tree.tree("getNodeById", node_id);
  
          if (node) {
              // Display the node name
              alert(node.name);
          }
      });
  });
  