Download Gbridge, to share files and your desktop
Gbridge is a freeware that lets you synchronize folders, share files, chat and VNC. It extends Google’s gtalk service to a VPN (Virtual Private Network) that connects your computer and your friends’ computers directly.
You need to have a gmail account in order to use gbridge; Gbridge is an extension of Google’s Gtalk infrastructure.
Features: Securely share files – no web upload/download needed; AutoSync – Transfer big files and sync folders from/to anywhere. Auto schedule, auto resume, incremental, no size limit; EasyBackup – Setup an auto-recurring local or remote backup of your important directory; DesktopShare(VNC) – Access your computer desktop remotely or share your desktop with your friend from anywhere, even behind NAT.