interface for win x pro

[rc-halk]

1st I am running win Xp Pro and a Jr-Quatro 4 Channel TX
2nd I always used Win 98 with a serial interface that I build from the manual


Can any body please tell me what pick I need to build and what ells I need to make it work in fms and win xp
I know that I have to use PPjoy , and please don’t tell me to go and buy a cable some were I want to build it , some one should have a diagram