have u played wolf3d before? well check out my java version of this game, here is the download link: http://www.freewebs.com/phu004/javaFPS.zip
(include source code)
run the play.html after you unzip the file.
here are some problems you might meet
1. Q: nothing happens when i press the keyboard.
A: you might have turned the caps-lock on, turn it off .
2。Q: the game speed is too fast or too slow.
A: press "+" and "-" to increased and decrease the game speed, until you feel comfortable
3。Q: the crosshair can't not move up or down, how can i hit the enemy?
A: you only need to aim along the x-axis.
4。 Q: how can i win the game？
A: press "m" and you will see where your objective located on the map
if you don't manage to download the file, I also provide a link which you can play directly by clicking it http://www.freewebs.com/phu004/play.html
here is a screen shot of it
hope you guys could enjoy my game!