jagall - Yes, the update is awaiting approval.

The updated version may be easier to display in the define_main_page area, since all you have to do is insert something like
<div id="my_fadeshow_name"></div>
in the define page file.
All of the javascript files will be autoloaded by Zen Cart when you install the mod.

The case sensitive script is a good example of why it is recommended to always use lowercase for filenames - it avoids errors like that.