- simplexml_import_dom(dom): takes a dom element and returns a SimpleXML object
- simplexml_load_string(string): takes xml as string and returns a SimpleXML object.
- simplexml_load_file(filename, callback): takes two parameters, first the url of XML file, and the name of the callback function, which will ba called once the file has been loaded.
There is a sample index.html that will give you a rough idea of how to use the library. I will try and give a little more detail and a few samples as and when I get a little more time.