games installation files

i got a game called tony hawk..it contain tony_hawk.blz,ive installed the game it worked..
theres a game also called splinter cell:chao theory..it contains system--apps&libs
theses a game also called tiger woods pga tour 2004..it contains system--apps&libs..
there's TWO libs...and how do i get these two game into my QD
(the libs is the same..if i change the libs(the folder name into other),the either one of the game dint work...