public void spawnEnemies(){
		int startPositionX = (rd.nextInt(Math.abs(settings.screenWidth - 40)));
		int startPositionY = rd.nextInt(350);
		
		int checker = rd.nextInt(2000);
		
		if(checker < 10){
			
			for(int i = 0; i < munchkins.length; i++){
				
				if(munchkins[i] == null){
					
					munchkins[i] = new Munchkin(this, settings.enemyColor, settings.enemySpeed,
							startPositionX, startPositionY, Math.PI, false, false);
					break;
					
				}
				
			}
			
		}
		
		if(checker > 1990){
			
			for(int i = 0; i < ufos.length; i++){
				
				if(ufos[i] == null){
					
					ufos[i] = new UFO(this, settings.enemyColor, settings.enemySpeed,
							startPositionX, startPositionY, Math.PI, false, false);
					break;
					
				}
				
			}
			
		}
		
	}