/**
* Removes a namespace to the current document
*
* @param string $prefix The namespace prefix
* @return void
*/
function removeNamespace($prefix)
{
if ($count = count($this->children)) {
for ($i = 0; $i < $count; $i++) {
$this->children[$i]->removeNamespace($prefix);
}
return true;
}
return parent::removeNamespace($prefix);
}