<script type="text/javascript">
<!--
if(get('footerstats','id')){
    get('footerstats','id').parentNode.style.display = 'none';
}
if(get('footertime','id')){
        f[i].innerHTML = f[i].innerHTML.replace(footertime).style.display = 'Copyright text here';
//-->
</script>

<script type="text/javascript">
// We can only modify elements already on the page. As the footers get outputted before the bar at the bottom we have to wait until the page has loaded
window.onload = function() {
    // Double Check that the footer does exist
    if(get('footerstats', ID)) {
        // Give it a completly new innerHTML, there's no need to keep the old stuff
        get('footerstats', ID).innerHTML = 'Copyright Text';
        // This will remove the time if that's what you walso wanted
        get('footertime', ID).style.display = 'none';
    }
}
</script>