admin_post.php

<?php do_post_list_action(); ?>

<div id="post_list_page_link_div">
<div id='post_list_div'>
    <?php echo make_post_list(); ?>
</div>

<div id='page_link_div'>
    <?php echo make_page_link(); ?>
</div>
</div>

<script type="text/javascript">
    function fn_page_link_click(responseText)
    {
        var post_list_page_link_div = document.getElementById("post_list_page_link_div");
        post_list_page_link_div.innerHTML = responseText;
    }

    function page_link_click(page_num)
    {
        var post_list_url = "index.php?page=admin_post_ajax&ajax=1&" + page_num;

        tb_ajax(post_list_url, fn_page_link_click);

        return;
    }

    function fn_category_change(responseText)
    {
        return;
    }

    function category_change(select_obj, post_id)
    {
        var select_idx = select_obj.selectedIndex;
        var cat_name = select_obj[select_idx].value;

        var post_list_url = 
            "index.php?action=change_cat&page=admin_post_ajax2&ajax=1&" + post_id + "&cat_name=" + cat_name;

        tb_ajax(post_list_url, fn_category_change);
        return;
    }
</script>