It's fairly lightweight... only a small flash movie and bit of javascript.
The beauty of it is that you can use any font, but you need really Flash installed to customise the output to your requirement.
I can help if you drop me a line.
There's always this Smarty plugin for titles...
http://www.cerdmann.com/imagetext/
That might be an easier solution, you'll need GD Library installed on your server.