		<nav class="navbar navbar-expand-lg navbar-dark fixed-top topnav" id="mainNav">
			<div class="container">
				<link rel="shortcut icon" type="image/x-icon" href="https://microsoft.github.io/CodeXGLUE/favicon.ico">
				<a class="navbar-brand js-scroll-trigger" href="https://microsoft.github.io/CodeXGLUE/#page-top">CodeXGLUE</a>
				<button class="navbar-toggler collapsed" type="button" data-toggle="collapse" data-target="#navbarResponsive" aria-controls="navbarResponsive" aria-expanded="false" aria-label=