WebSession.PreparingSession
From Xojo Documentation
Event
WebSession.PreparingSession(ByRef HTMLHeader As String)
New in 2020r1
Supported for all project types and targets.
New in 2020r1
Supported for all project types and targets.
The event occurs before the Opening event which allows you to modify the HTMLHeader if necessary to do things like adding custom Javascript libraries, fonts, etc.
See Also
WebApplication.HTMLHeader property.