could some one give me a guide on how to download this or something?

Hi, i have been trying to download this game for awhile and it keeps coming up with an error code, can someone plz give me step by step directions, cuz i have no idea how to put the v.55 into the maplestory folder. plz help!

each time i double click on the exe it says this application has failed to start because ijl15.dll was not found. re-instlling may fix the problem.
and i did but still says the same thing. plzzzz help me i elly wanna play ever since 7pokerms didnt work and now forever ms changed plz help plz plz please..... TToTT

omg man i found it!!~ but now it says error code?help help help helphelp help help helphelp help help helphelp help help helphelp help help helphelp help help helphelp help help helphelp help help helphelp help help help help help help helphelp help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help help help help helphelp help help help