l18n signup doesn't accept my pub ssh key. Help!

["مصطفے قاسم" <alajal gmail com>]

Hello!
          I am new at l10n project. I was trying to follow the steps written in TQSG about signup at l18n signup page 
http://i18n.redhat.com/cgi-bin/i18n-signup.I did what is  described in the TQSG's step 
2.2. Accounts for Software Translation. But at the sigup page when i past my pub ssh key it returns me an error saying that my ssh key is not valid. Please help me in this matter. I've attached my pub ssh key file.

-- 
Mustafa Qasim
Lahore, Pakistan
Cell: 0321-6614972
URL: http://www.mustu.info

Registered Linux User# 441709.

Attachment: id_dsa.pub
Description: Binary data