On the Updating SCORM/AICC page, select "Display package in New Window" and uncheck all checkboxes except "Allow the window to be resized." Save changes. Later, Update this SCORM/AICC and you will see that the "Allow the window to be scrolled" checkbox is checked. You must once again uncheck this box, or your window will have scrollbars!
There are also three missing language strings on the Updating SCORM/AICC page: