In order to get endless lives in this game, use the DOS utility DEBUG.
First make a backup copy of the file that you will be changing. Then type the following in dos
ren e: \ alley.com cheater.cht
debug e: \ cheater.cht
e 134e 90 90 90 90
e 2126 90 90 90 90
e 223e 90 90 90 90
Then rename the file CHEATER.CHT back to the original name.