Something

<html xmlns="<?php $this->text('xhtmldefaultnamespace') # XHTML namespace ?>" <?php 
	foreach($this->data['xhtmlnamespaces'] as $tag => $ns) {
		?>xmlns:<?php echo "{$tag}=\"{$ns}\" ";
	} ?>xml:lang="<?php $this->text('lang') ?>" lang="<?php $this->text('lang') ?>" dir="<?php $this->text('dir') ?>">