if(navigator.userAgent.match(/iPhone/) && document.cookie.indexOf('sushi_iphone_app_confirm') <= 0) {
  var date = new Date(),
      edate = escape(date);
  document.cookie = '_'+ edate;
  if(document.cookie.indexOf(edate) > 0) {
    date.setDate(date.getDate() + 7);
    document.cookie = '_sushi_iphone_app_confirm=true; expires='+ date.toGMTString() +'; path=/';
    if(confirm('Velkommen til Sticks\'n\'Sushi. Tryk "OK", hvis du vil hente vores nye iPhone app. Annuller vil sende dig videre til vores almindelige website.')) {
      document.location = 'http://itunes.apple.com/dk/app/sticks-n-sushi/id460062174';
    }
  }
}