Disable Back Button using JavaScript

	<HTML>
	<HEAD>
	<TITLE>Disable Back Button in Browser - Online Demo</TITLE>
	<STYLE>
	body, input{
	font-family: Calibri, Arial;
	}
	</STYLE>
	<script type="text/javascript">
	window.history.forward();
	function noBack(){ window.history.forward(); }
	</script>
	</HEAD>
	<BODY onload="noBack();" onpageshow="if (event.persisted) noBack();" onunload="">
	<H2>Demo</H2>
	<p>This page contains the code to avoid Back button.
	</p>
	<p>Click here to Goto <a href="Test.aspx">NoBack Page</a>
	</p>
	</BODY>
	</HTML>