Method: CREATE
Method: CONSTRUCTOR
Method: SAVE_LAYOUT
Method: SET_LAYOUT
Method: READ
Method: GET_LAYOUT_MENU
Method: SAVE
Method: MAINTAIN_DIALOG
Method: SAVE_DIALOG
Method: CHANGE_DEFAULT_LAYOUT
Method: GET_CURRENT_LAYOUT
Method: GET_HIDDEN_FIELDS
Method: GET_VISIBLE_FIELDS
Method: SET_CURRENT_LAYOUT
Method: SET_VISIBLE_FIELDS