So I've downloaded Add-Ons.... Now what??

[Dagii]

So I've downloaded Titan an unzipped an have no clue on how to apply it to the game . So at the risk of totally looking like an idiot could someone please explain it to me an others that may be alittle more timid then myself step-by-step on how to achieve this ? Right now file is setting in Documents an Settings looking for a home = )

[Jandris]

You are not the only one to have this question (I did too). So under downloads on this site is a how to apply downloads help quide. 

[Kothnok]

So I've downloaded Titan an unzipped...

Where did you unzip it?
All you have to do to get a mod to start working in WoW is to unzip the mod to the

"C:\Program Files\WorldOfWarcraft\Interface\AddOns" folder. 

(Note that the part in bold might be different if you installed WoW into a non-default folder).