The Banner Manager can be configured on a per Application level with the BannerConfiguration class which persists its values into Web.Config.

The following configuration settings are available:

<wwBanner>
    <add key="ConnectionString" value="server=.;database=WestwindAdmin;integrated security=true;" />
    <add key="BannerManagerHandlerUrl" value="~/wwBanner.ashx" />
    <add key="TrackStatistics" value="True" />
    <add key="HomeUrl" value="~/admin/" />
  </wwBanner>