GBC at runtime When an application displays in the GBC, it uses a specific customization and theme. Tour the GBCUse this tour to quickly become familiar with the Genero Browser Client (GBC) client interface while exploring the demo applications.Selecting customizations and themesWhen a GBC application displays, it displays using a specific customization and theme. In this topic, we explain what determines which customization and theme is chosen.DebuggingFollow the procedures in this section to debug with the Genero Browser Client.View stacked windowsComplete this demonstration to see how the Genero Browser Client (GBC) allows you to switch between windows in an application that has stacked windows.Run without waitingComplete this demonstration to see what happens when you launch a second application using RUN ... WITHOUT WAITING. Application bootstrapWhen a Genero Browser Client (GBC) application starts, a bootstrap mechanism is called to initialize information.Use of cookiesGBC applications use cookies to secure the communication with the Genero Application Server (GAS).Query string parametersThe GBC query string parameters can be added to the application URL.