# dhtmlxTree Professional Edition Features:

- Context Menu
- Sorting
- OnDrag/OnDrop event handler
- Additional Drag-n-drop behavior – drop-as-sibling, complex drag-n-drop
- Drag-n-drop between frames
- Focus item with script method
- Dynamic rendering – advanced xml processing for loading big trees when dynamical loading can't be used
- Serialization – possibility to create XML based on updated tree structure.
- Search
- Multi-line tree items
- Saving/Restoring tree state in/from cookies
- Change icon size