- You should go here http://whatismyip.com/ and take your IP.
- Download VNC client. It is open-source software that could be downloaded from here
if you are on normal windows XP click on this direct link here to download the last version
- Restart your computer
- Tell your ip from http://whatismyip.com/ to the person you want to invite, and share the password with him.
- You should see a new icon in you try near the clock. when this icon changes its colour, this means that someone is connected to your screen.
Here is help in Bulgarian