 	private var topShowBarsViewConstraint: NSLayoutConstraint!
 	private var bottomShowBarsViewConstraint: NSLayoutConstraint!
 	
+	private var renderingTracker = 0
 	private var webView: WKWebView!
 	private lazy var contextMenuInteraction = UIContextMenuInteraction(delegate: self)
 	private var isFullScreenAvailable: Bool {

	}

	func webView(_ webView: WKWebView, didFinish navigation: WKNavigation!) {
		self.reloadHTML()
	}
	
}

	func articleExtractionDidFail(with: Error) {
		stopArticleExtractor()
		articleExtractorButtonState = .error
		renderPage()
	}

	func articleExtractionDidComplete(extractedArticle: ExtractedArticle) {
