public void keyTyped(KeyEvent arg0) {
			if (arg0.getKeyChar() == 's') {
				panel_1.moveDown();
			}
			if (arg0.getKeyChar() == 'w') {
				panel_1.moveUp();
			}
			if (arg0.getKeyChar() == 'a') {
				panel_1.moveLeft();
			}
			if (arg0.getKeyChar() == 'd') {
				panel_1.moveRight();
			}
		}