If you, like me, have more than one PC on your desk…
http://fredrik.hubbe.net/win2vnc.html
This software is a VNC client that permits to use the client keyboard and mouse, but the host monitor.
That’s it: if you have 2 PC, with theirs own monitor, you can manage both with the same keyboard and mouse, but still using the monitors as if it is an extension of the first PC.
It’s very nice, the only problem I found is that connecting from my Windows host to the Linux box sometimes the process get crazy and the CPU goes up to 100%…