text: /*
   * Ext JS Library 1.1.1
   * Copyright(c) 2006-2007, Ext JS, LLC.
   * licensing@extjs.com
   * 
   * http://www.extjs.com/license
   */
  
  Ext.onReady(function(){
      // shorthand
      var Tree = Ext.tree;
      
      var tree = new Tree.TreePanel('tree-div', {
          animate:true, 
          loader: new Tree.TreeLoader({
              dataUrl:'get-nodes.php'
          }),
          enableDD:true,
          containerScroll: true
      });
  
      // set the root node
      var root = new Tree.AsyncTreeNode({
          text: 'Ext JS',
          draggable:false,
          id:'source'
      });
      tree.setRootNode(root);
  
      // render the tree
      tree.render();
      root.expand();
  });