// JavaScript Document
function page1Show() {
  document.getElementById("page1").style.display = "block";
  document.getElementById("page2").style.display = "none";
  document.getElementById("page3").style.display = "none";
}

function page2Show() {
  document.getElementById("page1").style.display = "none";
  document.getElementById("page2").style.display = "block";
  document.getElementById("page3").style.display = "none";
}

function page3Show() {
  document.getElementById("page1").style.display = "none";
  document.getElementById("page2").style.display = "none";
  document.getElementById("page3").style.display = "block";
}

function GoToTrainBack() {
  document.getElementById("train_page1").style.display = "none";
  document.getElementById("train_page2").style.display = "block";
}

function BackToTrainGo() {
  document.getElementById("train_page2").style.display = "none";
  document.getElementById("train_page1").style.display = "block";
}