How Can I Chat with Someone via MSN Who added me to their Gmail/Gtalk ??? Do I add their e-mail to my MSN ?

Usually on MSN , when someone adds you ,you get a request.





Can I only chat with someone on gmail/gtalk via a Gmail account ?

How Can I Chat with Someone via MSN Who added me to their Gmail/Gtalk ??? Do I add their e-mail to my MSN ?
if they have msn, you can add it





if they only have gtalk, then you can't talk to them with msn. you can use gmail or you can download google talk and use that