Try the Demo link yet?

There's a misprint in the URL on the GG main page (Play Games):

ftp:/ggdev-1.homelan.com/MarbleBlastDemo_1_3_Installer.exe

It should be:

ftp://ggdev-1.homelan.com/MarbleBlastDemo_1_3_Installer.exe

Just felt it needed to be pointed out :-)