// поиск по мере набора если разрешено в 'about:config' и фокус на странице ....
  if ( custombuttons.getPrefs("accessibility.typeaheadfind") && ( 46 < e.keyCode && e.keyCode < 111 )
       && /body|vbox/.test(e.target.localName) ) {
       if ( !this.firstLetter ) window.onkeypress = function(e) { this.firstLetter = String.fromCharCode(e.which) };
       e.preventDefault();
       e.stopPropagation();       
       if ( !gFindBar.hidden ) return;           
       setTimeout(function() { gFindBar.onFindCommand(); gFindBar._findField.value = this.firstLetter }, 0);
       }

var fastFindBar;
setTimeout(function() {
    fastFindBar = document.getElementById("browser-bottombox").firstChild;
    fastFindBar._quickFindTimeoutLength = 100;
    fastFindBar.style.visibility = "collapse";
}, 1000);

if (gFindBar.hidden && cbu.getPrefs("accessibility.typeaheadfind")) {
    setTimeout(function() {
        if (!fastFindBar.hidden) {
            gFindBar.onFindCommand();
            var field = gFindBar._findField;
            field.value = fastFindBar._findField.value;
            field.selectionStart = field.value.length;
        }
    }, 50);
}

// Показать количество совпадений на панели поиска, автор кода 'slimx' .......................................
(function() {
    var status = document.getAnonymousElementByAttribute(gFindBar, 'anonid', 'match-case-status');
    var count = document.createElement("label");
    count.id = 'hits';
    count.hidden = true;
    status.parentNode.insertBefore(count, status); 
    gFindBar.__proto__._foundMatches = count;
    gFindBar.__proto__._updateMatchesCount = function(aRes) {
        if (!this._updateMatchCountTimeout)
            window.clearTimeout(this._updateMatchCountTimeout);
        this._updateMatchCountTimeout =
                window.setTimeout(function(aRes, aSelf) {
                    aSelf._updateMatchesCountWorker(aRes);
                }, 0, aRes, this);
    }

    gFindBar.__proto__._updateMatchesCountWorker = function(aRes) {
        var word = this._findField.value;
        if ( aRes == this.nsITypeAheadFind.FIND_NOTFOUND || !word) {
             this._foundMatches.hidden = true;
             this._foundMatches.value = "";
             }
        else 
             {
             var matchesCount = this._countMatches(word).toString();
             if ( matchesCount !== "0" ) {
                  this._foundMatches.value = "найдено совпадений: "+ matchesCount; 
                  if ( matchesCount == "-1")  this._foundMatches.value = "найдено >100 совпадений";                                                        
                  this._foundMatches.hidden = false;                
                  gFindBar._findField.removeAttribute("status", "notfound");
                  }
             else 
                  {
                  this._foundMatches.hidden = true;
                  this._foundMatches.value = "";                
                  gFindBar._findField.setAttribute("status", "notfound");
                  }

             window.clearTimeout(this._updateMatchCountTimeout);
             }
    }

    gFindBar.__proto__._countMatches = function(aWord, aWindow) {
        var win = aWindow || this.browser.contentWindow;

        var countFound = 0;
        for (var i = 0, count; win.frames && i < win.frames.length; i++) {
            if ((count = this._countMatches(aWord, win.frames[i])) != -1)
                countFound += count;
            else
                return count;
        }

        var doc = win.document;
        if (!doc || !(doc instanceof HTMLDocument))
            return countFound;

        var body = doc.body;
        var count = body.childNodes.length;
        var searchRange = doc.createRange();
        var startPt = doc.createRange();
        var endPt = doc.createRange();

        searchRange.setStart(body, 0);
        searchRange.setEnd(body, count);
        startPt.setStart(body, 0);
        startPt.setEnd(body, 0);
        endPt.setStart(body, count);
        endPt.setEnd(body, count);

        var retRange = null;
        var finder = Components.classes["@mozilla.org/embedcomp/rangefind;1"]
                .createInstance()
                .QueryInterface(Components.interfaces.nsIFind);

        finder.caseSensitive = this._shouldBeCaseSensitive(aWord);

        var matchLimit = 100;
        while ((retRange = finder.Find(aWord, searchRange, startPt, endPt))) {
            if (this._rangeIsVisible(retRange, win)) {
                if (this._findMode == this.FIND_LINKS) {
                    if (this._rangeStartsInLink(retRange))
                        ++ countFound;
                }
                else
                    ++ countFound;
            }
            if (countFound == matchLimit) {
                countFound = -1;
                break;
            }
            startPt = doc.createRange();
            startPt.setStart(retRange.startContainer, retRange.startOffset + 1);
        }

        return countFound;
    }

    gFindBar.__proto__._rangeIsVisible = function(aRange, aWindow) {
        var node = aRange.startContainer;

        if (node.nodeType == node.ELEMENT_NODE) {
            if (node.hasChildNodes) {
                var childNode = node.childNodes[aRange.startOffset];
                if (childNode)
                    node = childNode;
            }
        }
        return true;
    }

    gFindBar.__proto__._rangeStartsInLink = function(aRange) {
        var isInsideLink = false;

        var node = aRange.startContainer;

        if (node.nodeType == node.ELEMENT_NODE) {
            if (node.hasChildNodes) {
                var childNode = node.childNodes[aRange.startOffset];
                if (childNode)
                    node = childNode;
            }
        }

        const XLink_NS = "http://www.w3.org/1999/xlink";
        do {
            if (node instanceof HTMLAnchorElement) {
                isInsideLink = node.hasAttribute("href");
                break;
            }
            else if (typeof node.hasAttributeNS == "function" &&
                    node.hasAttributeNS(XLink_NS, "href")) {
                isInsideLink = (node.getAttributeNS(XLink_NS, "type") == "simple");
                break;
            }     
            node = node.parentNode;
        } while (node);

        return isInsideLink;
    }

    eval("gFindBar._updateCaseSensitivity=" + gFindBar._updateCaseSensitivity.toString().slice(0, -1) + "this._updateMatchesCount();}");
    eval("gFindBar._updateStatusUI=" + gFindBar._updateStatusUI.toString().slice(0, -1) + "this._updateMatchesCount();}");
})();