Help with Runtime [toolbook]

[Akoona Matata]

Hi, I am trying to run the runtime.exe which will play or read tbk files but, 
when ever I install runtime and try to run it through file mangaer I get the 
following messge

"Cannot run without a book.  A book must be specified"

Could any one please help me out and tell me what I need to do to get this 
thing going.

You can leave me mail at kchaudhr at sun1.iusb.indiana.edu

Any responce will be greatly appreciated

Regards