Mystery Game

(riddle)
It looks nice:

http://mysterygame.110mb.com/

It is a simple question/answer game, which based on Mysteries.

There are 100 different mystery questions. To answer some of them, you may need some program, such as image resizers, hieroglyph fonts, mp3 decoders etc. All of them can be found under Programs section in our forum.

Don't forget to take a look on explanation pages first. It will be helpful for you if you are new in this game

Well, Mysterian! Many people spent their years to finish this game. Yet, noone could finish it.

MysteryGame is still waiting it's finisher.

...Can it be you ?

I stucked on level 4

WARNING:
USE SPOILER TAGS TO GIVE HINTS.
DO NOT GIVE SOLUTIONS, POST FULL QUESTIONS, OR GIVE A LINK TO ANY PART OF THE GAME.

THIS IS HOW YOU MAKE SPOILERS
[spoiler=Title Here]Enter text here...[/spoiler]