cms_project/app.js

const BuchimgaePic = document.getElementById("Buchimgaepic");
const Buchimgae = document.getElementById("Buchimgae");
const BuchimgaeExpl = document.getElementById("expl");
const BuchimgaeIllu = document.getElementById("illu");
const BuchimgaePhoto = document.getElementById("photo");

Buchimgae.addEventListener("click", function () {
  Buchimgae.style.display = "none";
  BuchimgaePic.style.display = "inline-block";
  BuchimgaeExpl.style.display = "inline-block";
});

BuchimgaePic.addEventListener("click", function () {
  BuchimgaePic.style.display = "none";
  BuchimgaeExpl.style.display = "none";
  Buchimgae.style.display = "inline-block";
});

BuchimgaeIllu.addEventListener("click", function () {
  BuchimgaeIllu.style.display = "none";
  BuchimgaePhoto.style.display = "inline-block";
});

BuchimgaePhoto.addEventListener("click", function () {
  BuchimgaePhoto.style.display = "none";
  BuchimgaeIllu.style.display = "inline-block";
});