cadesplugin.async_spawn(function*(arg) {
        var e = document.getElementById(arg[0]);
        var selectedCertID = e.selectedIndex;
        if (selectedCertID == -1) {
            alert("Выберите сертификат");
            return false;
        }
        var thumbprint = e.options[selectedCertID].value.split(" ").reverse().join("").replace(/\s/g, "").toUpperCase();
        try {
            var oStore = yield cadesplugin.CreateObjectAsync("CAdESCOM.Store");
            yield oStore.Open();
        } catch (err) {
            alert('Failed to create CAdESCOM.Store: ' + err.number);
            return false;
        }
        var CAPICOM_CERTIFICATE_FIND_SHA1_HASH = 0;
        var all_certs = yield oStore.Certificates;
        var oCerts = yield all_certs.Find(CAPICOM_CERTIFICATE_FIND_SHA1_HASH, thumbprint);

        if ((yield oCerts.Count) == 0) {
            alert("Certificate not found");
            return false;
        }
        var certificate = yield oCerts.Item(1);

        var SignatureFieldTitle = document.getElementsByName("SignatureTitle");
        var Signature;
        try
        {
            var certBoxId = undefined;
            FillCertInfo_Async(certificate, certBoxId, fileIdInDb);
            var errormes = "";
            try {

                var oSigner = yield cadesplugin.CreateObjectAsync("CAdESCOM.CPSigner");
            } catch (err) {
                errormes = "Failed to create CAdESCOM.CPSigner: " + err.number;
                throw errormes;
            }

            var oSigningTimeAttr = yield cadesplugin.CreateObjectAsync("CADESCOM.CPAttribute");

            var CAPICOM_AUTHENTICATED_ATTRIBUTE_SIGNING_TIME = 0;
            yield oSigningTimeAttr.propset_Name(CAPICOM_AUTHENTICATED_ATTRIBUTE_SIGNING_TIME);
            var oTimeNow = new Date();
            yield oSigningTimeAttr.propset_Value(oTimeNow);
            var attr = yield oSigner.AuthenticatedAttributes2;
            yield attr.Add(oSigningTimeAttr);


            var oDocumentNameAttr = yield cadesplugin.CreateObjectAsync("CADESCOM.CPAttribute");
            var CADESCOM_AUTHENTICATED_ATTRIBUTE_DOCUMENT_NAME = 1;
            yield oDocumentNameAttr.propset_Name(CADESCOM_AUTHENTICATED_ATTRIBUTE_DOCUMENT_NAME);
            yield oDocumentNameAttr.propset_Value("Document Name");
            yield attr.Add(oDocumentNameAttr);

            if (oSigner) {
                yield oSigner.propset_Certificate(certificate);
            }
            else {
                errormes = "Failed to create CAdESCOM.CPSigner";
                throw errormes;
            }

            var oSignedData = yield cadesplugin.CreateObjectAsync("CAdESCOM.CadesSignedData");
            var CADES_BES = 1;

            var dataToSign = fileContent; // fileContent - объявлен в Code.js
            if (dataToSign) {
                // Данные на подпись ввели
                yield oSignedData.propset_ContentEncoding(1); //CADESCOM_BASE64_TO_BINARY
                yield oSignedData.propset_Content(dataToSign);
                yield oSigner.propset_Options(1); //CAPICOM_CERTIFICATE_INCLUDE_WHOLE_CHAIN
                try {
                    var StartTime = Date.now();
                    Signature = yield oSignedData.SignCades(oSigner, CADES_BES);
                    var EndTime = Date.now();
                    document.getElementsByName('TimeTitle')[0].innerHTML = "Время выполнения: " + (EndTime - StartTime) + " мс";
                }
                catch (err) {
                    errormes = "Не удалось создать подпись из-за ошибки: " + cadesplugin.getLastError(err);
                    throw errormes;
                }
            }

            // document.getElementById("SignatureTxtBox").innerHTML = Signature;
            SignatureFieldTitle[0].innerHTML = "Подпись сформирована 
            return Signature;
        }
        catch(err)
        {
            SignatureFieldTitle[0].innerHTML = "Возникла ошибка:";
            document.getElementById("SignatureTxtBox").innerHTML = err;
        }
    }, certListBoxId); //cadesplugin.async_spawn
    }