<html>
<body>
<p>A shaded horizontal line (this is default):</p>
<hr>
<p>A noshaded horizontal line:</p>
<hr noshade>
<p>The noshade attribute was deprecated in HTML 4, and is not supported in HTML 4.01 Strict DTD or in XHTML 1.0 Strict DTD. Use CSS instead.</p>
</body>
</html>