Re: FTP login error "EAI_NONAME - Neither nodename nor servname provided, or not know
Surprisingly, you actually do need two @ signs in one URI. So you put <username>@<domain> in the username box, ftp.<domain> in the domain box, and <password> in the password box.
This should fix all your problems: http://validator.w3.org/check?uri=http%3A%2F%2Fwww.mario-vs-sonic.co.cc%2Findex1.php&charset=%28detect+automatically%29&doctype=Inline&group=0