TreeGrid Example
        
        
            This example is an advanced tree example. It illustrates:
        
        
            - Multiple headers
            
- Preloading of nodes with a single AJAX request
            
- Header hiding, showing, reordering and resizing
            
- useArrows configuration
            
- Keyboard Navigation
            
- Discontinguous selection by holding the CTRL key
            
- Using custom iconCls
            
- singleExpand has been set to true
            
            Note that the js is not minified so it is readable. See treegrid.js.