Unable to write config file. CHMOD 777 the folders /data, /backups and

[grafit]

Help me, please.
GetSimple_2.03
I set 777 for all files and folders.
I clicked Install ... I get: Unable to write config file. CHMOD 777 ...
same on screen.
If I install GetSimple on localhost Denwer - all good.
If transfer installed GetSimple on server (with modify http) - site not
open (white field),
admin panel open, enter with password - OK,
bat in panel NO modify anything - NO recording in files (page content).
Help me please!
(write please easier, my english is no much..)