Javascript/confirm

var sample1Btn = document.getElementById("sample1Btn");
sample1Btn.onclick = function(){
  if(window.confirm("ページを開きますか？") == false){
  	location.href = "http://arise.work";
  }
}
	

var sample2Btn = document.getElementById("sample2Btn");
sample2Btn.onclick = function(){
  if(confirm("本当にダウンロードしますか？")){
    console.log("Downloading...");
  } else {
    console.log("Not Download");
  }
}