javascript - How to unbind onbeforeunload event from all elements of the html body -

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how unbind beforeunload event elements of html body. kindly tell me , there way unbind beforeunload event every javascript function call . please me , stuck badly on this.

i using below code :

var j$ = jquery.noconflict();    j$(document).ready(function() {    jquery(window).bind("onbeforeunload", function() {      return confirm("do want exit?", "true");    });      jquery('a').on('click', function() {      jquery(window).unbind('onbeforeunload')    });      jquery(window).bind('keydown keyup', function(e) {      if (e.which === 116) {        jquery(window).unbind('onbeforeunload');      }      if (e.which === 82 && e.ctrlkey) {        jquery(window).unbind('onbeforeunload');      }    });      jquery(window).mousedown(function(e) {      if (e.button == 2) {        jquery(window).unbind('onbeforeunload');      } else {        jquery(window).bind('onbeforeunload');      }    });      jquery("form").submit(function() {      jquery(window).unbind('onbeforeunload')    });        jquery(document.body).unbind('onbeforeunload');  });


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