First of all, you have to save the actionscript file as Ship.as and name the movieclip's class Ship. Also, just do what the errors say to do. And, you have to double check your coding to see that it is exactly the same as kongregates other than the indents
 "Shootorial #4"){kind=icon}
 "Shootorial #1"){kind=icon}
 "Defender"){kind=icon}
 "mi first plataform game"){kind=icon}
 "sniper war"){kind=icon}