More than one topic gets highlighted in the MacDraw Pro Help Table of Contents.
This appears in the Table of Contents only. It is an issue with the Claris Help System file, which is a runtime version of HyperCard.
1) Click down on one of the topics.
2) With the mouse button held down, drag to another topic, then release the mouse button.
3) Click on any topic.
4) Two topics will be highlighted.