var plugin;
var version = 6;
var ok = false;

if (navigator.plugins) {
    if (navigator.plugins["Shockwave Flash"]) {
        plugin = navigator.plugins["Shockwave Flash"].description;
        ok = parseInt(plugin.charAt(plugin.indexOf('.') - 1)) >= version;
    } else {
        if ((navigator.userAgent.indexOf('MSIE') != -1) && (navigator.userAgent.indexOf('Win') != -1)) {
            var vb = '<script language="vbscript">\n'
                   + 'if ScriptEngineMajorVersion >= 2 then\n on error resume next\n'
                   + 'ok = IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.' + version + '"))\n'
                   + 'end if\n</script>';
            document.write(vb);
        }
    }
}