Restrict access

I'm trying to use squid to restrict elinks' access to certain websites(only http traffic).
I have tried some configs in squid.conf but no luck. Hope someone has a bit of time to explain me how can you make these config's :)

---------- Post updated at 05:40 PM ---------- Previous update was at 04:35 PM ----------

Or at least can someone tell me how to set elinks' proxy server as being squid