void Delete()
 {
     if (SystemProperties.ShowMessage.MessageQuestion(SystemProperties.MessageNotification.YouWantToDelete, "API URL") == DialogResult.Yes)
     {
         if (!string.IsNullOrWhiteSpace(txtSite.Text) && !string.IsNullOrWhiteSpace(txtPage.Text) && !string.IsNullOrWhiteSpace(txtMessage.Text) && !string.IsNullOrWhiteSpace(txtMobile.Text))
         {
             using (GetAPI api = new GetAPI())
             {
                 api.Delete(SetupURLLink(true), ref MsgReturned);
                 SystemProperties.ShowMessage.MessageInformation(MsgReturned, "API URL");
             }
         }
         else
         {
             SystemProperties.ShowMessage.MessageError(SystemProperties.MessageNotification.SelectFirst + " delete", "API URL");
         }
     }
     LoadURLLink();
 }