Quickly filter down and navigate to pages on Ubersmith's setup & admin page

ubersmith_quick_filter.tamper.js

// ==UserScript==
// @name       Ubersmith Quick Filters
// @version    0.1
// @description  enter something useful
// @match      https://uberdev.hivelocity.net/admin/config/
// @match      https://manage.hivelocity.net/admin/config/
// @require    http://code.jquery.com/jquery-latest.js
// @copyright  2014 Zach "theY4Kman" Kanzler
// @grant      GM_unsafeWindow
// ==/UserScript==

$ = unsafeWindow.$;

var RETURN = 13;

$(function() {
    var $tbody,
        $tr,
        $filter,
        $enter_msg,
        groups,
        debounce,
        $matched_element,
        filter_func;
    
    $tbody = $('table[height="90%"] > tbody > tr > td > table > tbody');
    $tr = $('<tr><td>Filter: <input type="text" id="#filter"> <span style="font-weight: bold; color: orange; display: none;">1 page matched. Press Enter to visit.</span></td></tr>');
    $filter = $tr.find('input');
    $enter_msg = $tr.find('span');
    $tbody.prepend($tr);
    
    groups = [];
    $('.config-box-1').each(function(_, group_elem) {
        var $group,
            cells;
        
        $group = $(group_elem);
    
        // Grab the text from each and cache that shit
        cells = [];
        $('.CellText', $group).each(function(_, el) {
            var $el;
            
            $el = $(el);
            cells.push({
                el: $el,
                text: $el.text().replace(/\s+/g, '').toLowerCase()
            });
        });
        
        groups.push({
            el: $group,
            cells: cells
        });
    });
    
    $matched_element = $();
    filter_func = function() {
        var query,
            terms,
            matched_elements,
            i,
            matched_one_element;
        
        query = $filter.val();
        terms = query.trim().toLowerCase().split(/\s+/);
        
        // Keep track of which elements were matched, 
        matched_elements = [];
        
        for (i=0; i<groups.length; i++) {
            var group,
                should_show,
                j;
            
            group = groups[i];
            should_show = false;
            
            $.each(group.cells, function(_, cell) {
                for (j=0; j<terms.length; j++) {
                    if (cell.text.indexOf(terms[j]) !== -1) {
                        cell.el.show();
                        matched_elements.push(cell.el.get(0));
                        should_show = true;
                        return;
                    }
                }
                // else
                cell.el.hide();
            });
            
            group.el.toggle(should_show);
        }
        
        matched_one_element = matched_elements.length == 1;
        $enter_msg.toggle(matched_one_element);
        $matched_element = $(matched_elements);
    };
    
    $filter.keydown(function(evt) {
        if (debounce != null)
            clearTimeout(debounce);
        
        if (evt.keyCode == RETURN) {
            filter_func();
            
            if ($matched_element.length == 1 && evt.keyCode == 13) {
                $matched_element.find('a').get(0).click();
            }
        } else {
        	debounce = setTimeout(filter_func, 100);
        }
    });
    
    // Focus on load
    $filter.focus();
});