public void drawMap(Graphics g){
		for(int i = 0; i<sArray.length; i++){
			for( int j = 0; j<sArray[i].length(); j++){
				if(sArray[i].charAt(j) == '1'){
					g.drawImage(grass, j * Constant.WIDTH_HEIGHT, i * Constant.WIDTH_HEIGHT, Constant.WIDTH_HEIGHT, Constant.WIDTH_HEIGHT, this);
				}else if( sArray[i].charAt(j) == '2'){
					g.drawImage(wall, j * Constant.WIDTH_HEIGHT, i * Constant.WIDTH_HEIGHT, Constant.WIDTH_HEIGHT, Constant.WIDTH_HEIGHT, this);
				}else if( sArray[i].charAt(j) == '3'){
					g.drawImage(wall3, j * Constant.WIDTH_HEIGHT, i * Constant.WIDTH_HEIGHT, Constant.WIDTH_HEIGHT, Constant.WIDTH_HEIGHT, this);
				}else if( sArray[i].charAt(j) == '4'){
					g.drawImage(water, j * Constant.WIDTH_HEIGHT, i * Constant.WIDTH_HEIGHT, Constant.WIDTH_HEIGHT, Constant.WIDTH_HEIGHT, this);
				}
				/*g.setColor(Color.gray);
				g.drawLine(i * 10, 0, i * 10, 900);
				g.drawLine(0, j * 10, 800, j * 10);*/
			}
		}
	}