JQuery : Hide SharePoint Field with Specific Comments -

<script type="text/javascript" src="_layouts/Server/jQuery/jquery-1.4.2.js"></script>

<script type="text/javascript" src="_layouts/Server/jQuery/jquery-1.3.2.min.js"></script>
<script type="text/javascript" src="_layouts/Server/jQuery/jquery.SPServices-0.5.8.min.js"></script>

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


$(document).ready(function(){

$("td.ms-formbody").each(function () {
if (this.innerText.indexOf("For Admins Only") > 0) {

$(this).parent().hide();
}
else
{

}
});

});

</script>