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	if ( $html_on )
	{
		$allowed_html_tags = split(',', $board_config['allow_html_tags']);

		$end_html = 0;
		$start_html = 1;
		$tmp_message = '';
		$message = ' ' . $message . ' ';

		while ( $start_html = strpos($message, '<', $start_html) )
		{
			$tmp_message .= preg_replace($html_entities_match, $html_entities_replace, substr($message, $end_html + 1, ( $start_html - $end_html - 1 )));

			if ( $end_html = strpos($message, '>', $start_html) )
			{
				$length = $end_html - $start_html + 1;
				$hold_string = substr($message, $start_html, $length);

				if ( ( $unclosed_open = strrpos(' ' . $hold_string, '<') ) != 1 )
				{
					$tmp_message .= preg_replace($html_entities_match, $html_entities_replace, substr($hold_string, 0, $unclosed_open - 1));
					$hold_string = substr($hold_string, $unclosed_open - 1);
				}

				$tagallowed = false;
				for($i = 0; $i < sizeof($allowed_html_tags); $i++)
				{
					$match_tag = trim($allowed_html_tags[$i]);

					if ( preg_match('/^<\/?' . $match_tag . '\b/i', $hold_string) )
					{
						$tagallowed = true;
					}
				}

				$tmp_message .= ( $length && !$tagallowed ) ? preg_replace($html_entities_match, $html_entities_replace, $hold_string) : $hold_string;

				$start_html += $length;
			}
			else
			{
				$tmp_message .= preg_replace($html_entities_match, $html_entities_replace, substr($message, $start_html, strlen($message)));

				$start_html = strlen($message);
				$end_html = $start_html;
			}
		}

		if ( $end_html != strlen($message) && $tmp_message != '' )
		{
			$tmp_message .= preg_replace($html_entities_match, $html_entities_replace, substr($message, $end_html + 1));
		}

		$message = ( $tmp_message != '' ) ? trim($tmp_message) : trim($message);
	}
	else
	{
		$message = preg_replace($html_entities_match, $html_entities_replace, $message);
	}