Read Isv Solution Web.Config

public Who()
  {
    Configuration configuration = System.Web.Configuration.WebConfigurationManager.OpenWebConfiguration("/ISV/demo/KBSearch");
    username = configuration.AppSettings.Settings["UserName"].Value;
   domain = configuration.AppSettings.Settings["Domain"].Value;
   password = configuration.AppSettings.Settings["Password"].Value;
    orgname = configuration.AppSettings.Settings["OrgName"].Value;
    servername = configuration.AppSettings.Settings["ServerName"].Value;
    discourl = configuration.AppSettings.Settings["DiscoURL"].Value;
    thesite = configuration.AppSettings.Settings["Protocol"].Value;
    


  }