Putting jQuery Into No-Conflict Mode

Putting jQuery Into No-Conflict Mode.js

<!-- Putting jQuery into no-conflict mode. -->
<script src="prototype.js"></script>
<script src="jquery.js"></script>
<script>
var $j = jQuery.noConflict();
// $j is now an alias to the jQuery function; creating the new alias is optional.
  $j(document).ready(function() {
    $j( "div" ).hide();
  });
// The $ variable now has the prototype meaning, which is a shortcut for
// document.getElementById(). mainDiv below is a DOM element, not a jQuery object.
  window.onload = function() {
    var mainDiv = $( "main" );
  }
</script>