sign('hello', function (data)
{
alert('signature from sign()=' + data)
}
 );

function sign(dataToSign, thumbprint) {
    cadesplugin.async_spawn(function*(arg) {

        if (thumbprint == null) {
            thumbprint = 'a145929a81885726e8ddfe73d6ae4fd5429b734d';
            // thumbprint = $('#CertificateThumbprint').val();
        }
           
        if (thumbprint == null || thumbprint == '') {
            alert('Отпечаток не задан');
            return "";
        }

        try {
            var oStore = yield cadesplugin.CreateObjectAsync("CAPICOM.store");
            yield oStore.Open();
        } catch (err) {
            alert('Failed to create CAPICOM.store: ' + err.number);
            return "";
        }

        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 ;
        }
        var certificate = yield oCerts.Item(1);

         
            
        var Signature;
        try
        {
            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;
            oDocumentNameAttr.propset_Name(CADESCOM_AUTHENTICATED_ATTRIBUTE_DOCUMENT_NAME);
            oDocumentNameAttr.propset_Value("Document Name");
            yield attr.Add(oDocumentNameAttr);

            if (oSigner) {
                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 CADESCOM_BASE64_TO_BINARY = 1;

            if (dataToSign) {

                oSignedData.propset_ContentEncoding(CADESCOM_BASE64_TO_BINARY);
                oSignedData.propset_Content(dataToSign);
                oSigner.propset_Options(1); //CAPICOM_CERTIFICATE_INCLUDE_WHOLE_CHAIN
                try {
                    Signature = yield oSignedData.SignCades(oSigner, CADES_BES);
                    alert('Signature OK-' + Signature);
                    return Signature;
                }
                catch (err) {
                    errormes = "Не удалось создать подпись из-за ошибки: " + GetErrorMessage(err);
                    throw errormes;
                }
            }
            // document.getElementById("SignatureTxtBox").innerHTML = Signature;
            //SignatureFieldTitle[0].innerHTML = "Подпись сформирована успешно:";

            
        }
        catch(err)
        {
            //SignatureFieldTitle[0].innerHTML = "Возникла ошибка:";
            //document.getElementById("SignatureTxtBox").innerHTML = err;
            alert('Signature Error:' + err);
        }
    }); //cadesplugin.async_spawn
    }