I am now able to use all of these although its really tough for me cause I'm new to this (cause I'm an Electrical Engineer but I know C and assembly). Thank you very much.
@22.214.171.124: What I mean is this editing toolbar at the top when you click reply? The one in mediawiki is kinda old.
Last thing, do you know sites or materials that I can easily learn how mediawiki has been developed?