Yahoo/Aim not working.

very time i try and setup yahoo or aim on my Pidgin portable i get an error "unable to connect: connection refused" i have my username (with out the @yahoo.com) password under advanced
Pager server: scsa.msg.yahoo.com
pager port: 5050
File Transfer Server: Filetransfer.msg.yahoo.com
File Transfer port: 80
chat room locale: us
encodeing UTF-8
not checked: ignore conference and chatroom invitations
not checked: use account proxy for ssl connection

under proxy tab
proxy type: no proxy

please help

and about the same issue with Aim