multi value image problem

hello this is my xml

<?xml version="1.0"?>
<xml>
	<advi>
		<link>http://drupal.org</link>
		<src>http://localhost/ftest/sites/default/files/adv/4.gif</src>
		<src>http://localhost/ftest/sites/default/files/adv/5.gif</src>
		<src>http://localhost/ftest/sites/default/files/adv/6.gif</src>
	</advi>
	<advi>
		<link>http://google.com</link>
		<src>http://localhost/ftest/sites/default/files/adv/3.gif</src>
		<src>http://localhost/ftest/sites/default/files/adv/2.jpg</src>
		<src>http://localhost/ftest/sites/default/files/adv/1.jpg</src>
	</advi>
</xml>

I want to import all of images but it's import only one of them.
thanks to help me.