Add toc

		<link href="files/css/main.css" rel="stylesheet">

		<!-- jQuery (necessary for Bootstrap's JavaScript plugins) -->

		<script src="files/js/jquery.min.js"></script>

		<script src="files/js/toc.min.js"></script>

		<script src="files/js/marked.js"></script>

		<script src="files/js/highlight.js"></script>

		<script>

						$("#content").html(function(){

							return marked(markdownString,{ renderer: renderer });

						});

						$('#toc').toc();

						// 代码高亮加行号

						$('pre code').each(function(){

							var thecode = $(this).html().split('\n');

		<div id="main" class="container">

			<div class="row">

				<div class="col-md-8 col-md-offset-2">

				    <div id="toc"></div>

					<div id="content">

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					</div>