[Javascript] reassign the script src attribute

[Triche Osborne]

Mike Dougherty wrote:
> fyi - IE appears to not 're-read' the head section for DOM-inserted 
> scripts.  So if you want to use this dynamic script trick, you have to 
> insert into a child of the body.  Since Firefox doesn't seem to care 
> where the scripts go, it seems x-compatible. (I only tested IE & 
> Firefox, since this is an intranet app)
> 

It's still a neat trick, even with that restriction. This is the sort of 
thing I joined this list to learn about. My own clientele consists of 
small, fairly prosaic business sites, so I rarely to run into 
interesting problems like this, but I do enjoy learning and 
problem-solving for its own sake.

Triche