text: const buttonAbout = document.querySelector("#about");
  const buttonBlockOption = document.querySelector("#options");
  const buttonFavorite = document.querySelector("#favorite");
  
  
  
  
  
  function onclickButtonAbout(event1) {
      window.open('https://github.com/jinwyp/tgfcerblock');
  }
  
  function onclickButtonBlockOption(event1) {
      // console.log(chrome.runtime.openOptionsPage)
      if (chrome.runtime.openOptionsPage && false) {
          chrome.runtime.openOptionsPage(() => { console.log("Chrome Extension Open Options page") });;
      } else {
          window.open(chrome.runtime.getURL('tab_options.html'));
      }
  }
  
  function onclickButtonFavorite(event1) {
      window.open(chrome.runtime.getURL('tab_favorite.html'));
  }
  
  
  buttonBlockOption.addEventListener('click', onclickButtonBlockOption, false);
  buttonFavorite.addEventListener('click', onclickButtonFavorite, false);
  buttonAbout.addEventListener('click', onclickButtonAbout, false);