void drawArm(int reflection){
  glPushMatrix();
  glTranslatef(reflection * 0.25, 0.0, 0.0);
  drawBox(0.1, 0.1, 0.1, GL_LINE_LOOP);
  glTranslatef(reflection * 0.150, 0.0,0.0);
  drawBox(0.2, 0.2, 0.2, GL_LINE_LOOP);
  glPopMatrix();
}