problem with installed software

i have installed opensuse11.1 on my pc computer
choosing the gnome interface but when i would install any software i can’t do this and a message appear in terminal as:
bash: permission not accorded …
i woul know what i can do to solve this problem

Hmm, how did you install openSUSE 11.1?
Live CD or DVD?
Did you install the 32bit version or 64bit?
Just asking the basics for now

Were you trying to install software as an unprivileged user?