History: V18.2 - Public release - Added multiselection feature - Fixed some small cosmetical problems - Implemented arrows as MUI images - Implemented Copy method - Implemented KeepStructure flag for recreation of the complete structure in Move and Copy V18.1 - Internal release - Completely rewritten graphics stuff. Now in all cases predefined and precreated images where used. This fixes many graphic bugs occured in the old 18.0. - After deleting an entry, the old entry remains internally active. Using this entry crashed the machine. Fixed! - Moving marker with the cursor keys did not trigger MUIA_NListtree_Active. Fixed! - When deleting entries, MUIA_NListtree_Active was triggered two times. Fixed - Deleting an entry without entries in the list caused recursive function calling and stack overflow ;-) Fixed! - Insertion had some bugs which caused the machine to hang or crash. Fixed! V18.0 - Initial public beta release