[Javascript] reassign the script src attribute

[Triche Osborne]

Mike Dougherty wrote:
> That sounds very similar to my test :)
> 
> I was able to have this work: (test() is an alert function in f1.js and 
> f2.js files)
> 
> <script type='text/javascript'>
>     var s = document.createElement('script')

Rats, I should have thought of that. Glad you did though!

Triche