Hide Unwanted Fields On Calendar Form

<script src="/SiteAssets/Scripts/jquery-1.8.0.js" type="text/javascript"></script>
<script type="text/javascript">
$(document).ready( function() {
$("TABLE.ms-formtable>TBODY>TR:eq(1)").css('display', 'none');
$("TABLE.ms-formtable>TBODY>TR:eq(5)").css('display', 'none');
$("TABLE.ms-formtable>TBODY>TR:eq(6)").css('display', 'none');
})</script>