Parsing XML child elements

[ldoozer]

 

Can anyone tell me how to parse one of the child elements in the xml below.I have accesses title,link and description using the following php, but I need to access the image width for example which is a child element.Please help!echo '<ul>';foreach ( $items as $item ) {$href = $item['link'];$title = $item['title'];$img = $item['description'];echo "<li><a href=$href>" . $img . "</a></li>";}echo "</ul>";

 
<item>
		<title>DSC00071</title>
		<link>    
		<description><p><a href="http://www.flickr.com/people/53764782@N08/">SteveDupree</a> posted a photo:</p>
 
 
			<p><a href="     title="DSC00071"><img src="http://farm5.static.flickr.com/4149/4964530050_c51dc91b8f_m.jpg" width="240" height="180" alt="DSC00071" /></a></p></description>
		<pubDate>Mon, 06 Sep 2010 10:05:19 -0700</pubDate>
		<dc:date.Taken>2007-08-08T11:01:16-08:00</dc:date.Taken>
		<author flickr:profile="http://www.flickr.com/people/53764782@N08/">[email protected] (SteveDupree)</author>
		<guid isPermaLink="false">tag:flickr.com,2004:/photo/4964530050</guid>
		<media:content url="http://farm5.static.flickr.com/4149/4964530050_54c8625a59_o.jpg" 
                   type="image/jpeg"
                   height="1224"
                   width="1632"/>
		<media:title>DSC00071</media:title>
		<media:thumbnail url="http://farm5.static.flickr.com/4149/4964530050_c51dc91b8f_s.jpg" height="75" width="75" />
		<media:credit role="photographer">SteveDupree</media:credit>
		</item>