Guys, Thanks for replying my previous question.. I solved it already with ur help .
Anyway, I got another problem, which is.. I downloaded an airport scenery, I have extracted its scenery into folder scenery in FS2002 directory, and I have also extraced the airport (which is I downloaded) texture into folder texture in FS2002 directory.
However, when I was trying to land the aircraft, I found that the airport has two buildings (which is