<talk id='jmc_3'>
<title>Processing XML with PHP - An Introduction</title>
<date>2002-08-26</date>
<speaker initials='jmc' mode='php'>
Jesus M. Castagnetto
</speaker>
<url type='web'>http://www.sdphp.net/talks/intro_xml</url>
</talk>
The document we saw before with some attributes
added to it.
Now we are going to see a more general parser,
modelled after a DOM-style structure, i.e. each
element is an XMLNode object, which contains
XMLAttribute objects and a content.