Fixed script tag

This lets the zombie haiku generator run successfully in the browser now. I don't really know the specifics of why the first version doesn't work and this version does, but here's a link on SO with more links to resources that can likely explain why.

http://stackoverflow.com/questions/69913/why-dont-self-closing-script-tags-work

Basically, when adding script tags, do this:

    <script type="text/javascript" src="myfile.js"></script>

and **not** this:

    <script type="text/javascript" src="myfile.js" />