INSTALL SCRIPT
http://wiki.beryl-project.org/wiki/Install_Beryl_on_Ubuntu_Edgy_with_nVidia

ERROR
Get:2 http://nvidia.limitless.lupine.me.uk edgy/stable nvidia-glx 1.0.9746+2.6.17.7-10.1-9746 [8668kB]
Err http://nvidia.limitless.lupine.me.uk edgy/stable nvidia-glx 1.0.9746+2.6.17.7-10.1-9746
  Error reading from server. Remote end closed connection