Is there a way to put a password on my chat log viewer for MSN plus live?

[Daynia A]

I dont want to delete my conversations, but i dont want anybody else seeing them... I heard tht there is a way to block it and put a password on it.... how does one do tht, could someone give me a walkthru step by step??? I want wen i go to look at them it asks for a password, u kno just like logging into a computer