private void CreateNewSite(SPWeb web, string sSiteName,string sSiteTemplate)
    {
        string sSiteUrl = web.Url + "/" + sSiteName;

        if (!SiteExists(sSiteUrl))
        {
            try
            {
                web.AllowUnsafeUpdates = true;



                string url = sSiteName;
                string title = sSiteName;
                string description = sSiteName + " Site Testing";
                string type = System.Configuration.ConfigurationSettings.AppSettings["SiteTemplateId"];



                // Site creation with unique permissions
                SPWebCollection webs = web.Webs;
                SPWeb newWeb = webs.Add(url, title, description, 1033, type, true, false);


                newWeb.Navigation.UseShared = true;

                //Adds to site navigation
                SPNavigation nav = newWeb.ParentWeb.Navigation;
                SPNavigationNode node = new SPNavigationNode(newWeb.Title, newWeb.ServerRelativeUrl);
                node = nav.AddToQuickLaunch(node, SPQuickLaunchHeading.Sites);

                //Adds to top quick link
                SPNavigationNodeCollection topnav = web.Navigation.TopNavigationBar;
                node = topnav.AddAsLast(node);

                // Changing the request access email to current user
                newWeb.RequestAccessEmail = newWeb.CurrentUser.Email;

                // Save changes
                newWeb.Update();

                newWeb.Close();
                // Disposing new web object
                //newWeb.Dispose();
            }
            catch (Exception ex)
            {
                throw ex;
            }
            finally
            {
                web.AllowUnsafeUpdates = false;
            }
        }
    }