Method: WD_CREATE_CONTEXT
Method: WD_DESTROY_CONTEXT
Method: SET_MODELS
Method: CREATE_PARTNERS
Method: CREATE_CONTEXT_NODES
Method: EH_ONSELECT
Method: EH_ONEXPAND
Method: EH_ONCOLLAPSE
Method: EH_ONSELECTIONMODETOGGLE
Method: DO_INIT_CONTEXT
Method: DO_PREPARE_OUTPUT