title: unchecking checkbox in knockout js
body: <p>html </p>
  
  <pre><code>&lt;input id="checkbox" name="claimcheckbox" type="checkbox" data-bind="checked: IsclaimcheckboxSubscribe,visible: Authorization.IsclaimcheckboxAuthorized" /&gt;
  </code></pre>
  
  <p>Java Script</p>
  
  <pre><code>IsclaimcheckboxSubscribe = ko.observable();
  IsclaimcheckboxSubscribe.subscribe(function (newvalue) {
      claimcheckboxSelection(newvalue);
  });
  
  function claimcheckboxSelection(newvalue) {
      if (newvalue) {
          if (claimcheckboxConfirmation()) {
              //Do something
  
          } else {
              do other thing
  
          }
  
      } else {}
  
  
      function claimcheckboxConfirmation() {
          var claimcheckboxvalue = confirm("Do you want to process?");
          //if yes
          if (claimcheckboxvalue) {
              return true;
          } else {
              //if no
              return false;
  
          }
      }
  </code></pre>
  
  <p>now the problem is when message confirmation </p>
  
  <blockquote>
    <p>Do you want to process?</p>
  </blockquote>
  
  <p>there is YES and NO button, when I click YES then i want to uncheck the checkbox. I tried 
  IsclaimcheckboxSubscribe(false);
  but it did not work.</p>
  
  <p>Please note that I am not using jquery. So I want to u by usingncheck the checkbox by using the knockout js.
  Could anybody please help!</p>