[jQuery] Help with jquery functions

[Progressed]

dear members,

new on the whole jquery thingie, and need help on for the follwing:

I want to refresh a dive that contains a php query. It has to refresh
every 3 seconds. What i see is that the follwing code isnt correct. it
also starts $(document).ready... twice... it has to be wrong, but what
do i have to make it. please help :'(

<script type="text/javascript">
$(document).ready(function() {
                $("#fileUpload3").fileUpload({
                'uploader': '/CMS/scripts/uploader.swf',
                'cancelImg': '/CMS/images/cancel.png',
                'folder': '/CMS/gallery/<?php echo "$_POST[gallerijnaam]" ?>',
                'script': 'actie.php',
                'buttonImg': '/CMS/images/selecteerfotos.gif',
                'height': '30',
                'width':  '340',
                'fileDesc': 'Image Files',
                'fileExt': '*.jpg;*.jpeg;*.gif;*.png',
                'multi': true,
                'auto': true
                });

        $("a.group").fancybox({
                'zoomSpeedIn':  300,
                'zoomSpeedOut': 300,
                'overlayShow':  false
        });
});

function refreshRecordsDiv()
{
   $("records").fadeOut("slow");
   $("records").fadeIn("slow");
   setTimeout("refreshRecordsDiv();", 3000);

}

$(document).ready(function() {
   setTimeout("refreshRecordsDiv();", 3000);
}