gistfile1.php

$xml = simplexml_load_file($_SERVER['DOCUMENT_ROOT'] . $url . "hotw-admin/xml/hotw.xml");
	
	$element = $xml->xpath("//hotw[@id='" . $_GET['id'] . "']");
	$element = $element[0];
	$element['id'] = $_POST['id'];
	$element->homesite = $_POST['homesite'];
	$element->residence = $_POST['residence'];
	$element->sqft = $_POST['sqft'];
	$element->bed = $_POST['bed'];
	$element->bath = $_POST['bath'];
	
	$dom = dom_import_simplexml($element->desc);
	$cdata = $dom->ownerDocument->createCDataSection($_POST['desc']);
	$dom = $dom->appendChild($cdata);