while(list($key, $user_group) = each($user_groups)){
    $sel = ($news_visibility == $user_group['0'] ? " selected='selected'" : "");
    $visibility_opts .= "<option value='".$user_group['0']."'$sel>".$user_group['1']."</option>\n";
}

add_to_head("<script type='text/javascript'>
function search_subject() {
    var search_txt = $('#news_subject').val();
    $.post('/includes/search_subject.php', { search_txt: search_txt, act: 'search_subject' },
        function(data) {
            $('#search_result').html(data);
    });
    return false;
};
</script>");

echo "<td width='80%' class='tbl'><input type='text' name='news_subject' value='".$news_subject."' class='textbox' style='width: 250px' /></td>\n";

echo "<td width='80%' class='tbl'><input type='text' id='news_subject' name='news_subject' value='".$news_subject."' class='textbox' style='width: 250px' />";
echo " <a href='#' onclick=\"search_subject(); return false;\" title='Поиск'>[?]</a><div id='search_result'></div></td>\n";