substate

This is an archived page. It's not actively maintained.

substate
Type: one of the values below
On splitters which have state="collapsed" and collapse="both", determines which direction the splitter is actually collapsed in. Since collapse="both" is a Gecko 1.9+ feature, this will have no effect on earlier versions.
before
The element immediately before the splitter is collapsed.
after
The element immediately after the splitter is collapsed.