// +---------------------------------------------------------------+



// | DO NOT REMOVE THIS                                            |



// +---------------------------------------------------------------+



// | DynamicTree 1.5.0                                             |



// | Author: Cezary Tomczak [www.gosu.pl]                          |



// | Free for any use as long as all copyright messages are intact |



// +---------------------------------------------------------------+







function DynamicTree(id) {



    this.path = "images/menu/";



    this.img = {



        "branch": "tree-branch.gif",



        "doc": "tree-doc.gif",



        "folder": "tree-folder.gif",



        "folderOpen": "tree-folder-open.gif",



        "leaf": "tree-leaf.gif",



        "leafEnd": "tree-leaf-end.gif",



        "node": "tree-node.gif",



        "nodeEnd": "tree-node-end.gif",



        "nodeOpen": "tree-node-open.gif",



        "nodeOpenEnd": "tree-node-open-end.gif" };



    this.cookiePath = "";



    this.cookieDomain = "";



    this.init = function() {



        var p, img;



        for (p in this.img) {



            this.img[p] = this.path + this.img[p];



        }



        for (p in this.img) {



            this.imgObjects.push(new Image());



            this.imgObjects.getLast().src = this.img[p];



            this.img[p] = this.imgObjects.getLast().src;



        }



        this.parse(document.getElementById(this.id).childNodes, this.tree, 1);



        this.loadState();



        if (window.addEventListener) { window.addEventListener("unload", function(e) { self.saveState(); }, false); }



        else if (window.attachEvent) { window.attachEvent("onunload", function(e) { self.saveState(); }); }



        this.updateHtml();



    };



    this.parse = function(nodes, tree) {



        for (var i = 0; i < nodes.length; i++) {



            if (nodes[i].nodeType == 1) {



                if (!nodes[i].className) { continue; }



                nodes[i].id = this.id + "-" + (++this.count);



                var node = new Node();



                node.id         = nodes[i].id;



                if (nodes[i].firstChild) {



                    if (nodes[i].firstChild.tagName == "A") {



                        var a = nodes[i].firstChild;



                        if (a.firstChild) {



                            node.text = a.firstChild.nodeValue.trim();



                        }



                        if (a.href) {



                            node.href = a.href;



                        }



                        if (a.title) {



                            node.title = a.title;



                        }



                        if (a.target) {



                            node.target = a.target;                         



                        }



                        if (a.className) {



                            node.className = a.className;                         



                        }                         



                    } else {



                        node.text = nodes[i].firstChild.nodeValue.trim();



                    }



                }



                if (node.text.length > 10)



                {



                  



                }



                node.parentNode = tree;



                node.childNodes = (nodes[i].className == "folder" ? new Array() : null);



                



                node.isDoc      = (nodes[i].className == "doc");



                



               



                node.isFolder   = (nodes[i].className == "folder");



                //node.isFolder   = (nodes[i].className == "folder1");



                tree.childNodes.push(node);



                this.allNodes[node.id] = node;



            }



            if (nodes[i].nodeType == 1 && nodes[i].childNodes) {



                this.parse(nodes[i].childNodes, tree.childNodes.getLast());



            }



        }



    };



    this.nodeClick = function(id) {



        var el = document.getElementById(id+"-section");



        var node = document.getElementById(id+"-node");



        var icon = document.getElementById(id+"-icon");



       



        if (el.style.display == "block") {



            el.style.display = "none";



            



            if (this.allNodes[id].isLast()) { node.src = this.img.nodeEnd; }



            else { node.src = this.img.node; }



            icon.src = this.img.folder;



            this.opened.removeByValue(id);



        } else {



            



            el.style.display = "block";



            



            if (this.allNodes[id].isLast()) { node.src = this.img.nodeOpenEnd; }



            



            else { node.src = this.img.nodeOpen; }



            icon.src = this.img.folderOpen;



            this.opened.push(id);



            



        }



        



        /* fix ie bug - images not showing */



        if (node.outerHTML) { node.outerHTML = node.outerHTML; }



        if (icon.outerHTML) { icon.outerHTML = icon.outerHTML; }



    };



    this.toHtml = function() {



        var s = "";



        var nodes = this.tree.childNodes;



        for (var i = 0; i < nodes.length; i++) {



            s += nodes[i].toHtml();



        }



        return s;



    };



    this.updateHtml = function() {



        document.getElementById(this.id).innerHTML = this.toHtml();



    };



    this.loadState = function() {



        var opened = this.cookie.get("opened");



        if (opened) {



            this.opened = opened.split("|");



            this.opened.filter(function(id) { return self.allNodes[id] && self.allNodes[id].isFolder && self.allNodes[id].childNodes.length;  });



        }



    };



    this.saveState = function() {



        if (this.opened.length) {



            this.cookie.set("opened", this.opened.join("|"), 3600, this.cookiePath, this.cookieDomain);



        } else {



            this.clearState();



        }



    };



    this.clearState = function() {



        this.cookie.del("opened");



    };



    function Node(id, text, parentNode, childNodes, isDoc, isFolder) {



        this.id = id;



        this.text = text ;



        



        this.parentNode = parentNode;



        this.childNodes = childNodes;



        this.isDoc = isDoc;



        this.isFolder = isFolder;



        this.href = "";



        this.title = "";



        this.target = "";



        



        



        this.isLast = function() {



            if (this.parentNode) {



                return this.parentNode.childNodes.getLast().id == this.id;



            }



            throw "DynamicTree.Node.isLast() failed, this func cannot be called for the root element";



        };



        this.toHtml = function() {



            var s = '<div class="?"  id="?">'.format((this.isFolder ? "folder" : "doc"), this.id);



            if (this.isFolder) {



                var nodeIcon;



                if (this.childNodes.length) {



                    nodeIcon = (self.opened.contains(this.id) ? (this.isLast() ? self.img.nodeOpenEnd : self.img.nodeOpen) : (this.isLast() ? self.img.nodeEnd : self.img.node));



                } else {



                    nodeIcon = (this.isLast() ? self.img.leafEnd : self.img.leaf);



                }



                var icon = ((self.opened.contains(this.id) && this.childNodes.length) ? self.img.folderOpen : self.img.folder);



                if (this.childNodes.length) { s += '<a href="?" class="?" onclick="?.nodeClick(\'?\')" ?>'.format(this.href,this.className,self.id, this.id,(this.title ? ' title="?"'.format(this.title) : "")); }



                s += '<img id="?-node" src="?" width="18" height="31" alt="" />'.format(this.id, nodeIcon);



                s += this.text;



               if (this.childNodes.length) { s += '</a>'; }



                s += '<img id="?-icon" src="?" width="0" height="0" alt="" />'.format(this.id, icon);



                



               //s += '<a href="?"??>?</a>'.format(this.href, (this.title ? ' title="?"'.format(this.title) : ""), (this.target ? ' target="?"'.format(this.target) : ""), this.text);



                if (this.childNodes.length) {



                    s += '<div class="section?"  id="?-section"'.format((this.isLast() ? " last" : ""), this.id);



                    if (self.opened.contains(this.id)) {



                        s += '  style="display: block;"'; }



                    s += '>';



                    for (var i = 0; i < this.childNodes.length; i++) {



                        s += this.childNodes[i].toHtml();



                    }



                    s += '</div>';



                }



                 



            }



            if (this.isDoc) {



                s += '<img src="?" width="18" height="31" alt="" />'.format((this.isLast() ? self.img.leafEnd : self.img.leaf));



                s += '<a href="?" ?? >?</a>'.format(this.href, (this.title ? ' title="?"'.format(this.title) : ""), (this.target ? ' class="?"'.format(this.target) : ""), this.text);



            }



            s += '</div>';



            return s;



        };



    }



    function Cookie() {



        this.get = function(name) {



            var cookies = document.cookie.split(";");



            for (var i = 0; i < cookies.length; ++i) {



                var a = cookies[i].split("=");



                if (a.length == 2) {



                    a[0] = a[0].trim();



                    a[1] = a[1].trim();



                    if (a[0] == name) {



                        return unescape(a[1]);



                    }



                }



            }



            return "";



        };



        this.set = function(name, value, seconds, path, domain, secure) {



            var cookie = (name + "=" + escape(value));



            if (seconds) {



                var date = new Date(new Date().getTime()+seconds*1000);



                cookie += ("; expires="+date.toGMTString());



            }



            cookie += (path    ? "; path="+path : "");



            cookie += (domain  ? "; domain="+domain : "");



            cookie += (secure  ? "; secure" : "");



            document.cookie = cookie;



        };



        this.del = function(name) {



            document.cookie = name + "=; expires=Thu, 01-Jan-70 00:00:01 GMT";



        };



    }



    var self = this;



    this.id = id;



    this.tree = new Node("tree", "", null, new Array(), false, true);



    this.allNodes = {}; // id => object



    this.opened = []; // opened folders



    this.active = ""; // active node, text clicked



    this.cookie = new Cookie();



    this.imgObjects = [];



    this.count = 0;



}







/* Check whether array contains given string */



if (!Array.prototype.contains) {



    Array.prototype.contains = function(s) {



        for (var i = 0; i < this.length; ++i) {



            if (this[i] === s) { return true; }



        }



        return false;



    };



}







/* Remove elements with such value (mutates) */



if (!Array.prototype.removeByValue) {



    Array.prototype.removeByValue = function(value) {



        var i, indexes = [];



        for (i = 0; i < this.length; ++i) {



            if (this[i] === value) { indexes.push(i); }



        }



        for (i = indexes.length - 1; i >= 0; --i) {



            this.splice(indexes[i], 1);



        }



    };



}







/* Remove elements judged 'false' by the passed function (mutates) */



if (!Array.prototype.filter) {



    Array.prototype.filter = function(func) {



        var i, indexes = [];



        for (i = 0; i < this.length; ++i) {



            if (!func(this[i])) { indexes.push(i); }



        }



        for (i = indexes.length - 1; i >= 0; --i) {



            this.splice(indexes[i], 1);



        }



    };



}







/* Get the last element from the array */



if (!Array.prototype.getLast) {



    Array.prototype.getLast = function() {



        return this[this.length-1];



    };



}







/* Strip whitespace from the beginning and end of a string */



if (!String.prototype.trim) {



    String.prototype.trim = function() {



        return this.replace(/^\s*|\s*$/g, "");



    };



}







/* Replace ? tokens with variables passed as arguments in a string */



String.prototype.format = function() {



    if (!arguments.length) { throw "String.format() failed, no arguments passed, this = "+this; }



    var tokens = this.split("?");



    if (arguments.length != (tokens.length - 1)) { throw "String.format() failed, tokens != arguments, this = "+this; }



    var s = tokens[0];



    for (var i = 0; i < arguments.length; ++i) {



        s += (arguments[i] + tokens[i + 1]);



    }



    return s;



};