Alert when iPhone available

gistfile1.txt

var alt = $('.image-content img').attr('alt');
if (alt =="We'll be back soon") {
  var rand = (Math.floor(Math.random() * 200) + 1  ) / 100; // 0.01 to 2 sec
  console.log("We'll be back soon :D ");  
  console.log('random refresh in ' + rand + 'sec');
  setTimeout(redirect(), rand);
} else {
  alert('PAGE AVAILABLE !!!');
}

function redirect() {
  window.location = location.protocol + '//' + location.host + location.pathname + '?' + Date.now();
}