// The central part of the board - topic display.
function Display()

// DETECT SPIDERS
function detect_spider() {
	// LIST OF SPIDERS
	$known_spiders = array(
			'WISENutbot', 		'MSNBot', 			'MSN spider',			'W3C Validator',
			'Googlebot-Image',	'Googlebot',		'Mediapartners-Google',	'Openbot',
			'Yahoo! Slurp',		'FAST-WebCrawler',	'Wget',					'Ask Jeeves', 
			'Speedy Spider',	'SurveyBot',		'IBM_Planetwide',		'OmniExplorer_Bot/6.68',
			'ia_archiver',		'FAST-WebCrawler',	'Inktomi Slurp',		'Feedfetcher-Google',
			'FeedBurner/1.0',	'appie',			'ping.blo.gs/2.0',		'http://www.relevantnoise.com',
			'omgilibot/0.3',	'GigaBot',			'NewsGatorOnline/2.0',	'Jakarta Commons-HttpClient/3.0.1',
			'Jakarta Commons-HttpClient/3.0-rc2',
	);

	foreach($known_spiders AS $agent) {
		if (strpos(strtolower($_SERVER['HTTP_USER_AGENT']), strtolower($agent)) !== false) {
			return true;
		}
	}
	unset($known_spiders);
	return false;
}

		$smcFunc['db_query']('', '
			UPDATE {db_prefix}topics
			SET num_views = num_views + 1
			WHERE id_topic = {int:current_topic}',
			array(
				'current_topic' => $topic,
			)
		);

		// ONLY INCREASE NUMBER OF TOPIC VIEWS IF NOT A SPIDER	
		$is_spider = detect_spider();	
		if(!$is_spider) {
			$smcFunc['db_query']('', '
			UPDATE {db_prefix}topics
			SET num_views = num_views + 1
			WHERE id_topic = {int:current_topic}',
			array(
				'current_topic' => $topic,
			)
		);
		}