protected function _dump_php(&$var) {
		$scope = false;
		$prefix = 'unique';
		$suffix = 'value';

		if ($scope) $vals = $scope;
		else $vals = $GLOBALS;

		$old = $var;
		$var = $new = $prefix.rand().$suffix; $vname = false;
		foreach ($vals as $key => $val) {
			if ($val === $new) $vname = $key;
		}
		$var = $old;

		$output = '<div class="args">';
		$output .= $this->_dump_php_recursive($var, '$'.$vname);
		$output .= "</div>";
		
		return $output;
	}