Is this the answer to fix XP file sharing problem?

I hope this can fix the problem. I will try it tonight and update the result here.

http://www.tomsnetworking.com/2004/01/06/how_to_xp_share_fix/

YES, IT FIXED MY PROBLEM -
Once I changed the setting for WINS to enable TCP/IP via NetBios. It fixed the problem. Greate!