function approx_search_simple(title_input_field_id, original_title) {
    document.getElementById(title_input_field_id).value = original_title;
    document.quick_search.submit();
}

function approx_search_advanced(original_title) {
    document.forms.filter_results.original_title.value = original_title;
    document.forms.filter_results.action = "results.php";
    document.forms.filter_results.submit();
}