Sync document library with PC using javascript

EnsureScriptFunc('offline.js', 'TakeOfflineToClientReal', function() {
           TakeOfflineToClientReal(2, 53, 'https://siteUrl/', 1, 101, listGuid, folderUrl);
});

TakeOfflineToClientReal (scope, siteTemplate, siteUrl, listBaseType, listTemplateId, listGuid, folderUrl)