var url = "http://m.cyberbears.com/";
var devicenames = "iphone,ipod,android,samsung,lg,nokia,blackberry";
var ua = navigator.userAgent;
var ismobile=0;
var index=0;
if(ua != null)
{
  var items = devicenames.split(",");
  ua = ua.toLowerCase();

  for(i=0;i<items.length;i++)
  {
          if(ua.indexOf(items[i])>-1)
          {
                ismobile = 1;
                index = i;
                break;
          }
  }
  if(ismobile == 1)
  {
    window.location = url;
  }
}