function id_browserDevice()
{
    var currentVersion      =   navigator.appVersion;
    
    var iPhone              =   strpos(currentVersion, "iPhone", 0);
    var BlackBerry          =   strpos(currentVersion, "BlackBerry", 0);
    
    if(iPhone != 0)
    {
        return "iPhone";
    }
    else if(BlackBerry != 0)
    {
        return "BlackBerry";
    }
    else
    {
        return "Desktop";
    }
}

function redirectDevice(deviceName, redirectURL)
{
    var currentDevice       =   id_browserDevice();
    
    if(currentDevice == deviceName)
    {
        location.href       =   redirectURL;
    }
}