if((navigator.userAgent.match(/iPhone/i)) || 
 (navigator.userAgent.match(/iPod/i))||
 (navigator.userAgent.match(/iPad/i))||
 (navigator.userAgent.match(/Android/i))||
 (navigator.userAgent.match(/webOS/i))) {
   if (document.cookie.indexOf("iphone_redirect=false") == -1) window.location = "http://www.cafeo.hk/m/";
}