how to access share folder from other computer by a name in xp

i want acces开发者_运维技巧s my friends system by typing //tom in windows RUN terminal , now i want type his full ip like 10.233.20.23 . where i set //tom .

may i simplify my Questions.. ( //10.233.20.23/music how to call by //tom/music )

NB : both computer in same local network. ( in win xp )

how to change this to ?????????

You can edit the host file on your system:
[Windows]\system32\drivers\etc\hosts

With an entry like:
10.233.20.23 tom # Toms computer
it should work...
-> # starts a comment to describe the entry.