function menu_guide_in(type) {
  path = "./img/guide/";
  if(type == 1){
    document.menu_guide_1.src = path + "guide-1-1.gif";
  }
  if(type == 2){
    document.menu_guide_2.src = path + "guide-2-1.gif";
  }
  if(type == 3){
    document.menu_guide_3.src = path + "guide-3-1.gif";
  }
  if(type == 4){
    document.menu_guide_4.src = path + "guide-4-1.gif";
  }
  if(type == 5){
    document.menu_guide_5.src = path + "guide-5-1.gif";
  }
}

function menu_guide_out(type) {
  path = "./img/guide/";
  if(type == 1){
    document.menu_guide_1.src = path + "guide-1-2.gif";
  }
  if(type == 2){
    document.menu_guide_2.src = path + "guide-2-2.gif";
  }
  if(type == 3){
    document.menu_guide_3.src = path + "guide-3-2.gif";
  }
  if(type == 4){
    document.menu_guide_4.src = path + "guide-4-2.gif";
  }
  if(type == 5){
    document.menu_guide_5.src = path + "guide-5-2.gif";
  }
}