gistfile1.txt

var utilities = function() {
 var util = this;

 util.log = function(msg){
  alert(msg);
 };

 var p = document.createElement('p');
 p.innerHTML = '<input type="checkbox" onclick="util.log(\'hey\')" value="1">Check me'; // this part is a legacy code and I have no control over to rewrite it as HTMLObjectElement way
};