private void checkSpikes(){
		int fromTileX = TileMap.pixelsToTiles(player.getPos().getX());
		int fromTileY = TileMap.pixelsToTiles(player.getPos().getY());
		int toTileX = TileMap.pixelsToTiles(player.getPos().getX() + player.getWidth());
		int toTileY = TileMap.pixelsToTiles(player.getPos().getY() + player.getHeight());
		
		for (int i = 0; i < map.getSpikeTilesSize(); i++){
			Point spikeTile = map.getSpikeTile(i);
			for (int x = fromTileX; x <= toTileX; x++) {
				for (int y = fromTileY; y <= toTileY; y++) {
					if (spikeTile.x == x && spikeTile.y == y) {
						midisL.stop();
						gameOver = true;
					}
				}
			}
		}
	}