var menu = {

    collapseMenu: function (node) {
        if (!document.getElementById) return false;
        if (!document.getElementById("menuproduct")) return false;
        if (!node) node = document.getElementById("menuproduct");
        if (node.childNodes.length > 0) {
            //alert(node.childNodes.length) ;
            for (var i = 0; i < node.childNodes.length; i++) {
                var child = node.childNodes[i];
                if (child.nodeName == "UL") {
                    /*
                    if (child.style.display != "block")
                    child.style.display = "none";
                    */
                    //alert(child.className);
                    if (child.className != "classshow")
                        child.className = "classhide";
                }
                menu.collapseMenu(child);
            }
        }
    },

    prepareMenu: function () {
        if (!document.getElementById || !document.getElementsByTagName) return false;
        if (!document.getElementById("menuproduct")) return false;

        var links = document.getElementById("menuproduct").getElementsByTagName("a");

        //alert(links.length) ;
        for (var i = 0; i < links.length; i++) {
            if (links[i].parentNode.getElementsByTagName("UL")) {
                links[i].onclick = function () {
                    //alert('x') ;
                    //alert(this.parentNode.getElementsByTagName("UL")[0].id) ;
                    /*
                    alert(i + "-" + links[i].href + "-" + this.parentNode.getElementsByTagName("UL")[0].className + "-" + this.parentNode.getElementsByTagName("UL").className) ;*/
                    menu.toggleMenu(this.parentNode.getElementsByTagName("UL")[0], this.href);
                    return false;
                }
            }
        }
    },

    prepareMenuHover: function () {
        if (!document.getElementById || !document.getElementsByTagName) return false;
        if (!document.getElementById("menuproduct")) return false;

        var links = document.getElementById("menuproduct").getElementsByTagName("li");

        //alert(links.length) ;
        for (var i = 0; i < links.length; i++) {
            if (links[i].id && links[i].id.substring(0, 3) == "li2")// && links[i].id == "li2_299")
            {
                ullist = links[i].getElementsByTagName("ul");
                if (ullist && ullist.length > 0) {
                    if (ullist[0].id == "ul2_299")
                        alert(ullist.length + "-" + ullist[0] + "-" + ullist[0].id);
                    //return ;
                    ullist[0].onclick = function () {
                        alert('x');
                        //alert(i + "-" + this.href + "-" + this.parentNode.getElementsByTagName("UL")[0].className + "-" + this.parentNode.getElementsByTagName("UL").className) ;
                        //menu.toggleMenu(this.parentNode.getElementsByTagName("UL")[0], this.href);
                        return false;
                    }
                    //alert(ullist[0].id) ;
                    /*
                    if (ullist[0].className.search(/classhide/) == -1)
                    ullist[0].className += " classhide" ;
                    links[i].onmouseover=function() {
                    ullist = this.getElementsByTagName("ul");
                    ullist[0].className=ullist[0].className.replace(/classhide/g, "classshow");
                    }
                    links[i].onmouseout=function() {
                    ullist = this.getElementsByTagName("ul");
                    ullist[0].className=ullist[0].className.replace(/classshow/g, "classhide");
                    }
                    */
                }
            }
        }
    },

    preselectMenu: function (menuid) {
        //menuid = "ul1_100" ;
        //alert(menuid);
        node = document.getElementById(menuid);
        if (node) {
            if (node.className.search(/classhide/) != -1)
                node.className = node.className.replace(/classhide/g, "classshow");
            else
                node.className += " classshow";
        }
    },

    toggleMenu: function (node, link) {
        if (!document.getElementById) return false;
        if (!link) return false;
        if (!node) location.href = link.href;

        menu.hideallmenusamelevel(node);

        if (node.className == "classhide") {
            node.className = "classshow";
        }
        else {
            node.className = "classhide";
        }
    },

    hideonemenu: function (node) {
        if (!document.getElementById) return false;
        if (!node) return false;

        node.className = "classhide";
    },


    hideallmenu: function (currentnode) {
        var links = document.getElementById("menuproduct").getElementsByTagName("a");
        //alert(links.length) ;
        for (var i = 0; i < links.length; i++) {
            if (links[i].parentNode.getElementsByTagName("UL")[0] != currentnode) {
                menu.hideonemenu(links[i].parentNode.getElementsByTagName("UL")[0]);
            }
        }
    },

    hideallmenusamelevel: function (currentnode) {
        var links = document.getElementById("menuproduct").getElementsByTagName("a");
        //alert(links.length) ;

        var currentlevel = currentnode.id.split("ul")[1].split("_")[0];
        //var part3 = part2.split("_")[0] ;
        //var part4 = part2.split("_")[1] ;
        //alert(part2) ;// + "-" + part3 + "-" + part4) ;
        str = "";
        for (var i = 0; i < links.length; i++) {
            oneul = links[i].parentNode.getElementsByTagName("UL")[0];
            if (oneul) {
                str = str + "+" + i;
                //alert(i + "-" + oneul) ;
                //return ;
                oneid = oneul.id;
                onelevel = oneul.id.split("ul")[1].split("_")[0];
                //if (links[i].parentNode.getElementsByTagName("UL")[0] != currentnode)
                if (onelevel == currentlevel && oneul != currentnode) {
                    menu.hideonemenu(links[i].parentNode.getElementsByTagName("UL")[0]);
                }
            }
        }

        //alert(str) ;
    }

    //end menu
}
addLoadEvent(menu.collapseMenu);
addLoadEvent(menu.prepareMenu);
//addLoadEvent(menu.prepareMenuHover);
//addLoadEvent(menu.preselectMenu);