Subj : Re: Memory management of contexts etc.
To   : netscape.public.mozilla.jseng
From : Brendan Eich <brendan@meer.net>
Date : Mon Oct 06 2003 08:16 pm

Yes, you need a context per thread that concurrently enters the engine's 
code.  No, you don't need to worry about executing scripts precompiled 
in one thread in other threads -- scripts are immutable and readonly 
once compiled.

/be

.