Add this script in your HTML code.
<script type='text/javascript'>
window.history.forward();
function noBack() {window.history.forward(); }
window.onload='noBack()';
window.onpageshow=function(evt){if(evt.persisted)noBack()}
window.onunload=function(){void(0)}
</script>
Eg:
<html>
<head>
<title>Disable Back button</title>
</head>
<script type='text/javascript'>
window.history.forward();
function noBack() {window.history.forward(); }
window.onload='noBack()';
window.onpageshow=function(evt){if(evt.persisted)noBack()}
window.onunload=function(){void(0)}
</script>
<body>
Sample Page
</body>
</html>
<script type='text/javascript'>
window.history.forward();
function noBack() {window.history.forward(); }
window.onload='noBack()';
window.onpageshow=function(evt){if(evt.persisted)noBack()}
window.onunload=function(){void(0)}
</script>
Eg:
<html>
<head>
<title>Disable Back button</title>
</head>
<script type='text/javascript'>
window.history.forward();
function noBack() {window.history.forward(); }
window.onload='noBack()';
window.onpageshow=function(evt){if(evt.persisted)noBack()}
window.onunload=function(){void(0)}
</script>
<body>
Sample Page
</body>
</html>
