private void AddSite()
        {
            AddSite      form   = new AddSite();
            DialogResult result = form.ShowDialog(this);

            if (result == System.Windows.Forms.DialogResult.OK)
            {
                this.LoadSiteCollections();
            }
        }
        public void item_Click(object sender, EventArgs e)
        {
            SiteAuth site = Globals.SiteCollections.SingleOrDefault(s => s.UrlAsString.Equals(sender.ToString()));

            AddSite      form   = new AddSite(site);
            DialogResult result = form.ShowDialog(this);

            if (result == DialogResult.OK)
            {
                this.LoadSiteCollections();
            }
        }