ISPSoft User Manual Hints related to the devices and the symbols in a function block diagram In a function block diagram, the comments on the devices and the comments on the symbols are not displayed. If users want to view the comment on a device or a symbol, they have to make sure that on the toolbar is clicked, and move the mouse cursor to the device or the symbol. After the mouse cursor stays at the device or the symbol for a while, the hints related to the device or the symbol will appear. The users can select hints in the Options window in ISPSoft. Please refer to section 2.3.1 for more information. If the users want to hide the hints, they can click again. 11-28