Write simple code to disable Browser's Back button in jQuery?

The below jQuery code is used to disable the back button in the browser.

<script type="text/javascript"> 
$(document).ready(function() { 
     window.history.pushState(null, "", window.location.href);        
     window.onpopstate = function() { 
         window.history.pushState(null, "", window.location.href); 
     }; 
}); 
</script>