How to show popup window onMouseOver () using JavaScript

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JavaScript Code-Sample:

  <script language="javascript" type="text/javascript">

      var popupWindow = null;

      function Popup(status, url) {

          if (status != 0) {

              if (popup != null) popup.focus();

              else {

                  var popup = open(url, "popups", "width=500,height=500");

                  popupWindow = popup;

              }

          }

          else {

              if (popupWindow != null) {

                  popupWindow.close();

              }

          }

      }

</script>

                

HTML Code-Sample:

<a href="#" onMouseover="Popup(1,www.code-sample.com')" onMouseout="Popup(0)"> Mouse on here!!!!!</a>