if (defined $entry->getElementsByTagName('test 4')) {
	print "reached 1\n";
	if (defined $entry->getElementsByTagName('test 4')->item(0)) { 
		print "reached 2\n";
		if (defined $entry->getElementsByTagName('test 4')->item(0)->getFirstChild ) { 
			print"reached 3\n";
			if (defined $entry->getElementsByTagName('test 4')->item(0)->getFirstChild->getNodeValue ) { 
				print"reached 4\n";
				$test4 = $entry->getElementsByTagName('test4')->item(0)->getFirstChild->getNodeValue;
			}
		}
	}
}