function getBrowser()
{

    global $user_agent;

    $browser = "Unknown Browser";

    $browser_array = array(
        '/msie/i' => 'Internet Explorer',
        '/firefox/i' => 'Firefox',
        '/safari/i' => 'Safari',
        '/chrome/i' => 'Chrome',
        '/opera/i' => 'Opera',
        '/netscape/i' => 'Netscape',
        '/maxthon/i' => 'Maxthon',
        '/konqueror/i' => 'Konqueror',
        '/mobile/i' => 'Handheld Browser'
    );

    foreach ($browser_array as $regex => $value) {

        if (preg_match($regex, $user_agent)) {
            $browser = $value;
        }

    }

    return $browser;

}