Vnc
From Attie's Wiki
Linux VNC
I followed these to set it up
http://www.realvnc.com/pipermail/vnc-list/2005-June/051206.html
http://kbase.redhat.com/faq/docs/DOC-7026
This gives a persistent logon (don’t logoff , instead disconnect the VNC session)
To make further tweaks :-