Cant install anything

[newuser111]

ok ive installed Knoppix to my harddrive and it seems to working fine, however i need to install real player and i tried to follow the instructions here

http://www.knoppix.net/forum/viewtopic.php?t=21656

but when i try to run the real player file from the root shell it just says "permission denied"

what can i do?

[newuser111]

it installed when i used chmod a+x on the file