Use the php DomDocument class. http://www.php.net/manual/en/class.domdocument.php
$dom = new DOMDocument();
$dom->loadHTML($html);
$xpath = new DOMXPath($dom);
$divContent = $xpath->query('//div[@id="product_list"]');
Use the php DomDocument class. http://www.php.net/manual/en/class.domdocument.php
$dom = new DOMDocument();
$dom->loadHTML($html);
$xpath = new DOMXPath($dom);
$divContent = $xpath->query('//div[@id="product_list"]');