welcome to mibba! and if you want to reply to someone's welcome, you press on their username and comment back on their profile. :D and that's how that works. most of the other stuff can be explained at your "My Mibba" page. It's the link up there at the very top of the page off to the right.
enjoy mibba!
This, as you have probably suspected, is another welcoming comment.
It's for another newbie;
for another site;
from another user;
to make your night.
Welcome friend to mibba.com.
Enjoy your time here!
(>^.^)> Huggles for the newbie!