Place a blank floppy disk into your A: drive and 
from the C:\> prompt type:
FORMAT A: /S

When this has finished, use the DOS EDIT utility to 
create the configuration files for your system disk.  
To do this, type:
EDIT A:\CONFIG.SYS

Now type:
FILES=30
BUFFERS=10
DEVICE=C:\DOS\HIMEM.SYS
DOS=HIGH,UMB
DEVICE=C:\DOS\EMM386.EXE RAM HIGHSCAN
DEVICEHIGH=C:\DOS\DBLSPACE.SYS /MOVE

Save this file by typing <ALT> F X <ENTER> one key at a time.

To create the other file, type:
EDIT A:\AUTOEXEC.BAT

Now type:
PROMPT $P$G
PATH=C:\DOS
C:
LOADHIGH C:MOUSE\MOUSE.COM        ***

***PLEASE NOTE:  IF YOU HAVE A DIFFERENT MOUSE DRIVER 
OR IF THE MOUSE DRIVER IS LOADED IN A DIFFERENT 
DIRECTORY, YOU MUST MODIFY THE LAST LINE ACCORDINGLY.***

Save this file by typing <ALT> F X <ENTER> one key 
at a time.  
To use this boot disk, place the disk into drive A: 
and reboot your system.  After the computer finishes 
booting, install or load the game as you would normally.