Redirect page

index.html

<div>
  <h1 class="text-center">Veuillez patienter pendant la redirection...</h1>
  <p class="text-center"><a id="linkDirect" class="btn btn-primary" href="#">Accès direct</a></p>
</div>

<script>
  function getParamsUrl(){
    if(window.location.search.length > 0){
      return JSON.parse('{"'+
      decodeURIComponent(window.location.search).slice(1)
      .split("=").join('":"')
      .split("&").join('","')
      +'"}');
    }
  }
  function addhttp(url) {
    if (!/^(f|ht)tps?:\/\//i.test(url)) {
      url = "http://" + url;
    }
    return url;
  }
  var paramsUrl = getParamsUrl();
  if(!paramsUrl){
    paramsUrl = {};
    paramsUrl.link = "<%= business_home_url %>";
  }
  $('#linkDirect').attr('href', addhttp(paramsUrl.link));
  setTimeout(function(){
    document.location.href = addhttp(paramsUrl.link);
  }, 3000);
</script>