// This helper function is used to add
// Events at the page onload function
function addLoadEvent(func) {
    var oldonload = window.onload;
    if (typeof window.onload != 'function') {
        window.onload = func;
    } else {
        window.onload = function() {
            if (oldonload) {
                oldonload();
            }
            func();
        }
    }
}

function deleteAction(msg, deleteUrl) {
    if (confirm(msg) == true) {
        window.location = deleteUrl;
    } else
        return false;
}

//var defaultMenuWidth="150px" //set default menu width.
var ie5 = document.all && !window.opera
var ns6 = document.getElementById

if (ie5 || ns6)
    document.write('<div id="popitmenu" onMouseover="clearhidemenu();" onMouseout="dynamichide(event)"></div>')

function iecompattest() {
    return (document.compatMode && document.compatMode.indexOf("CSS") != -1) ? document.documentElement : document.body
}

//function showmenu(e, which, optWidth, tabId){
function showmenu(e, optWidth, tabId, tabUrl, isAdmin) {

    var linkset = new Array()
    var thisUrl = unescape(location.href);
    var paramChar = '&';
    var paramCharExists = thisUrl.indexOf('?');
    var disableLink = '';
    var upDirectionLink = '';
    var downDirectionLink = '';
    var leftDirectionLink = '';
    var rightDirectionLink = '';
    var deleteDirectionLink = '';
    var editDirectionLink = '';
    var DeleteUrl = '';


    if (paramCharExists == '-1') {
        paramChar = '?';

    }
    upDirectionLink = paramChar + 'UpdateDirection=up&MoveTab=' + tabId;
    downDirectionLink = paramChar + 'UpdateDirection=down&MoveTab=' + tabId;
    leftDirectionLink = paramChar + 'UpdateDirection=left&MoveTab=' + tabId;
    rightDirectionLink = paramChar + 'UpdateDirection=right&MoveTab=' + tabId;
    deleteDirectionLink = paramChar + 'UpdateDirection=del&MoveTab=' + tabId;
    editDirectionLink = paramChar + 'UpdateDirection=edit&MoveTab=' + tabId;

    if (tabUrl == 'undefined') {
        disableLink = 'disabled';
        tabUrl = 'javascript: void(0);';
        thisUrl = 'javascript: void(0);';
        upDirectionLink = '';
        downDirectionLink = '';
        leftDirectionLink = '';
        rightDirectionLink = '';
        deleteDirectionLink = '';
        editDirectionLink = '';
    } else {

        DeleteUrl = "deleteAction('Are you sure you want to delete this tab?',";
        DeleteUrl += "'" + thisUrl + deleteDirectionLink + "');";
    }

    linkset[0] = '<a href="' + tabUrl + '"' + disableLink + '>Go To Page</a>'

    linkset[0] += '<hr size="1">' //Optional Separator
    if (isAdmin == 'False') {

        linkset[0] += '<a href="' + thisUrl + upDirectionLink + '" ' + disableLink + '>Move Up</a>'
        linkset[0] += '<a href="' + thisUrl + downDirectionLink + '" ' + disableLink + '>Move Down</a>'
        linkset[0] += '<a href="' + thisUrl + rightDirectionLink + '" ' + disableLink + '>Move Right</a>'
        linkset[0] += '<a href="' + thisUrl + leftDirectionLink + '" ' + disableLink + '>Move Left</a>'
        linkset[0] += '<hr size="1">' //Optional Separator
        linkset[0] += '<a href="' + thisUrl + editDirectionLink + '" ' + disableLink + '>Edit</a>'
        linkset[0] += '<a href="#" onclick="' + DeleteUrl + '" ' + disableLink + '>Delete</a>'
    }

    if (!document.all && !document.getElementById)
        return
    clearhidemenu()
    menuobj = ie5 ? document.all.popitmenu : document.getElementById("popitmenu")
    //menuobj.innerHTML=which
    menuobj.innerHTML = linkset[0];
    //menuobj.style.width=(typeof optWidth!="undefined")? optWidth : defaultMenuWidth
    menuobj.style.width = '150px';
    menuobj.contentwidth = menuobj.offsetWidth
    menuobj.contentheight = menuobj.offsetHeight

    eventX = ie5 ? event.clientX : e.clientX
    eventY = ie5 ? event.clientY : e.clientY
    //Find out how close the mouse is to the corner of the window
    var rightedge = ie5 ? iecompattest().clientWidth - eventX : window.innerWidth - eventX
    var bottomedge = ie5 ? iecompattest().clientHeight - eventY : window.innerHeight - eventY
    //if the horizontal distance isn't enough to accomodate the width of the context menu
    if (rightedge < menuobj.contentwidth)
    //move the horizontal position of the menu to the left by it's width
        menuobj.style.left = ie5 ? iecompattest().scrollLeft + eventX - menuobj.contentwidth + "px" : window.pageXOffset + eventX - menuobj.contentwidth + "px"
    else
    //position the horizontal position of the menu where the mouse was clicked
        menuobj.style.left = ie5 ? iecompattest().scrollLeft + eventX + "px" : window.pageXOffset + eventX + "px"
    //same concept with the vertical position
    if (bottomedge < menuobj.contentheight)
        menuobj.style.top = ie5 ? iecompattest().scrollTop + eventY - menuobj.contentheight + "px" : window.pageYOffset + eventY - menuobj.contentheight + "px"
    else
        menuobj.style.top = ie5 ? iecompattest().scrollTop + event.clientY + "px" : window.pageYOffset + eventY + "px"
    menuobj.style.visibility = "visible"
    return false



    /*eventX=ie5? event.clientX : e.clientX
    eventY=ie5? event.clientY : e.clientY

menuobj.style.top=event.y-1;
    menuobj.style.left=event.x+30;*/

    /*
    menuobj.style.visibility="visible"
    return false*/
}

function contains_ns6(a, b) {
    //Determines if 1 element in contained in another- by Brainjar.com
    while (b.parentNode)
        if ((b = b.parentNode) == a)
        return true;
    return false;
}

function hidemenu() {
    if (window.menuobj)
        menuobj.style.visibility = "hidden"
}

function dynamichide(e) {
    if (ie5 && !menuobj.contains(e.toElement))
        hidemenu()
    else if (ns6 && e.currentTarget != e.relatedTarget && !contains_ns6(e.currentTarget, e.relatedTarget))
        hidemenu()
}

function delayhidemenu() {
    delayhide = setTimeout("hidemenu()", 500)
}

function clearhidemenu() {
    if (window.delayhide)
        clearTimeout(delayhide)
}

if (ie5 || ns6)
    document.onclick = hidemenu

/*--------------------------------------------------|
| dTree 2.05 | www.destroydrop.com/javascript/tree/ |
|---------------------------------------------------|
| Copyright (c) 2002-2003 Geir Landrö               |
|                                                   |
| This script can be used freely as long as all     |
| copyright messages are intact.                    |
|                                                   |
| Updated: 17.04.2003                               |
|--------------------------------------------------*/

// Node object

function Node(id, pid, name, url, title, tabId, isAdmin, target, icon, iconOpen, open) {
    this.id = id;
    this.pid = pid;
    this.name = name;
    this.url = url;
    this.title = title;
    this.target = target;
    this.icon = icon;
    this.iconOpen = iconOpen;
    this._io = open || false;
    this._is = false;
    this._ls = false;
    this._hc = false;
    this._ai = 0;
    this._p;
    this.tabId = tabId;
    this.isAdmin = isAdmin;
};

// Tree object
function dTree(objName, iconPath) {
    this.config = {
        target: null,
        folderLinks: true,
        useSelection: true,
        useCookies: true,
        useLines: false,
        useIcons: true,
        useStatusText: true,
        closeSameLevel: false,
        inOrder: true,
        isAdmin: false
    }
    this.icon = {
        root: iconPath + 'base.gif',
        folder: iconPath + 'folder.gif',
        folderOpen: iconPath + 'folderopen.gif',
        shortcut: iconPath + 'shortcut.gif',
        node: iconPath + 'page.gif',
        empty: iconPath + 'empty.gif',
        line: iconPath + 'line.gif',
        join: iconPath + 'join.gif',
        joinBottom: iconPath + 'joinbottom.gif',
        plus: iconPath + 'plus.gif',
        plusBottom: iconPath + 'plusbottom.gif',
        minus: iconPath + 'minus.gif',
        minusBottom: iconPath + 'minusbottom.gif',
        nlPlus: iconPath + 'nolines_plus.gif',
        nlMinus: iconPath + 'nolines_minus.gif',
        url: iconPath + 'url.gif'
    };
    this.obj = objName;
    this.aNodes = [];
    this.aIndent = [];
    this.root = new Node(-1);
    this.selectedNode = null;
    this.selectedFound = false;
    this.completed = false;
};

// Adds a new node to the node array
dTree.prototype.add = function(id, pid, name, url, tabId, isAdmin, title, target, icon, iconOpen, open) {
    this.aNodes[this.aNodes.length] = new Node(id, pid, name, url, title, tabId, isAdmin, target, icon, iconOpen, open);

};

// Open/close all nodes
dTree.prototype.openAll = function() {
    this.oAll(true);
};
dTree.prototype.closeAll = function() {
    this.oAll(false);
};

// Outputs the tree to the page
dTree.prototype.toString = function() {
    var str = '<div class="sitemap">\n';
    if (document.getElementById) {
        if (this.config.useCookies) this.selectedNode = this.getSelected();
        str += this.addNode(this.root);
    } else str += 'Browser not supported.';
    str += '</div>';
    if (!this.selectedFound) this.selectedNode = null;
    this.completed = true;
    return str;
};

// Creates the tree structure
dTree.prototype.addNode = function(pNode) {
    var str = '';
    var n = 0;
    if (this.config.inOrder) n = pNode._ai;
    for (n; n < this.aNodes.length; n++) {
        if (this.aNodes[n].pid == pNode.id) {
            var cn = this.aNodes[n];
            cn._p = pNode;
            cn._ai = n;
            this.setCS(cn);
            if (!cn.target && this.config.target) cn.target = this.config.target;
            if (cn._hc && !cn._io && this.config.useCookies) cn._io = this.isOpen(cn.id);
            if (!this.config.folderLinks && cn._hc) cn.url = null;
            if (this.config.useSelection && cn.id == this.selectedNode && !this.selectedFound) {
                cn._is = true;
                this.selectedNode = n;
                this.selectedFound = true;
            }
            str += this.node(cn, n);
            if (cn._ls) break;
        }
    }
    return str;
};

// Creates the node icon, url and text
dTree.prototype.node = function(node, nodeId) {

    var str = '<div class="dTreeNode">' + this.indent(node, nodeId);

    var nodeUrl = node.url;
    if ((nodeUrl == '') || (nodeUrl == 'undefined')) nodeUrl = 'undefined';

    if (node.url) {
        if (nodeUrl.indexOf("'") > -1) {
            nodeUrl = '#';
        }
    }

    var strMenuMouseOver = "showmenu(event,null,'" + node.tabId + "','" + nodeUrl + "','" + node.isAdmin + "');";
    var strMenuMouseOut = 'delayhidemenu();';

    if (this.config.useIcons) {
        if (!node.icon) node.icon = (this.root.id == node.pid) ? this.icon.root : ((node._hc) ? this.icon.folder : this.icon.node);
        if (!node.iconOpen) node.iconOpen = (node._hc) ? this.icon.folderOpen : this.icon.node;
        if (this.root.id == node.pid) {
            node.icon = this.icon.root;
            node.iconOpen = this.icon.root;
        }
        str += '<img id="i' + this.obj + nodeId + '" src="' + ((node._io) ? node.iconOpen : node.icon) + '" alt="" />';
    }
    if (node.url) {
        str += '<a id="s' + this.obj + nodeId + '" class="' + ((this.config.useSelection) ? ((node._is ? 'nodeSel' : 'node')) : 'node') + '" href="' + node.url + '"';
        if (node.title) str += ' title="' + node.title + '"';
        if (node.target) str += ' target="' + node.target + '"';
        //if ((this.config.useStatusText) || this.config.isAdmin ){
        //str += ' onmouseover="window.status=\'' + node.name + '\'; ';
        if (this.config.isAdmin) {
            str += strMenuMouseOver;
        }
        str += 'return true;" onmouseout="window.status=\'\';';

        if (this.config.isAdmin) {
            str += strMenuMouseOut;
        }
        str += 'return true;"';

        if (this.config.useSelection && ((node._hc && this.config.folderLinks) || !node._hc))
            str += ' onclick="javascript: ' + this.obj + '.s(' + nodeId + ');"';
        if (this.config.isAdmin) {
            str += ' onmouseover="' + strMenuMouseOver + '"';
            str += ' onmouseout="' + strMenuMouseOut + '"';
        }
        str += '>';
    }
    //}
    else if ((!this.config.folderLinks || !node.url) && node._hc && node.pid != this.root.id)
        if (this.config.isAdmin) {
        str += '<a href="javascript: ' + this.obj + '.o(' + nodeId + ');" class="node" onmouseover="' + strMenuMouseOver + ' window.status=\'' + node.name + '\';" onmouseout="' + strMenuMouseOut + '">';
    } else str += '<a href="javascript: ' + this.obj + '.o(' + nodeId + ');" class="node" onmouseover="window.status=\'' + node.name + '\';">';


    str += node.name;
    if (node.url || ((!this.config.folderLinks || !node.url) && node._hc)) str += '</a>';
    str += '</div>';
    if (node._hc) {
        str += '<div id="d' + this.obj + nodeId + '" class="clip" style="display:' + ((this.root.id == node.pid || node._io) ? 'block' : 'none') + ';">';
        str += this.addNode(node);
        str += '</div>';
    }
    this.aIndent.pop();
    return str;
};

// Adds the empty and line icons
dTree.prototype.indent = function(node, nodeId) {
    var str = '';
    if (this.root.id != node.pid) {
        for (var n = 0; n < this.aIndent.length; n++)
            str += '<img src="' + ((this.aIndent[n] == 1 && this.config.useLines) ? this.icon.line : this.icon.empty) + '" alt="" />';
        (node._ls) ? this.aIndent.push(0) : this.aIndent.push(1);
        if (node._hc) {
            str += '<a href="javascript: ' + this.obj + '.o(' + nodeId + ');"><img id="j' + this.obj + nodeId + '" src="';
            if (!this.config.useLines) str += (node._io) ? this.icon.nlMinus : this.icon.nlPlus;
            else str += ((node._io) ? ((node._ls && this.config.useLines) ? this.icon.minusBottom : this.icon.minus) : ((node._ls && this.config.useLines) ? this.icon.plusBottom : this.icon.plus));
            str += '" alt="" /></a>';
        } else str += '<img src="' + ((this.config.useLines) ? ((node._ls) ? this.icon.joinBottom : this.icon.join) : this.icon.empty) + '" alt="" />';
    }
    return str;
};

// Checks if a node has any children and if it is the last sibling
dTree.prototype.setCS = function(node) {
    var lastId;
    for (var n = 0; n < this.aNodes.length; n++) {
        if (this.aNodes[n].pid == node.id) node._hc = true;
        if (this.aNodes[n].pid == node.pid) lastId = this.aNodes[n].id;
    }
    if (lastId == node.id) node._ls = true;
};

// Returns the selected node
dTree.prototype.getSelected = function() {
    var sn = this.getCookie('cs' + this.obj);
    return (sn) ? sn : null;
};

// Highlights the selected node
dTree.prototype.s = function(id) {
    if (!this.config.useSelection) return;
    var cn = this.aNodes[id];
    if (cn._hc && !this.config.folderLinks) return;
    if (this.selectedNode != id) {
        if (this.selectedNode || this.selectedNode == 0) {
            eOld = document.getElementById("s" + this.obj + this.selectedNode);
            eOld.className = "node";
        }
        eNew = document.getElementById("s" + this.obj + id);
        eNew.className = "nodeSel";
        this.selectedNode = id;
        if (this.config.useCookies) this.setCookie('cs' + this.obj, cn.id);
    }
};

// Toggle Open or close
dTree.prototype.o = function(id) {
    var cn = this.aNodes[id];
    this.nodeStatus(!cn._io, id, cn._ls);
    cn._io = !cn._io;
    if (this.config.closeSameLevel) this.closeLevel(cn);
    if (this.config.useCookies) this.updateCookie();
};

// Open or close all nodes
dTree.prototype.oAll = function(status) {
    for (var n = 0; n < this.aNodes.length; n++) {
        if (this.aNodes[n]._hc && this.aNodes[n].pid != this.root.id) {
            this.nodeStatus(status, n, this.aNodes[n]._ls)
            this.aNodes[n]._io = status;
        }
    }
    if (this.config.useCookies) this.updateCookie();
};

// Opens the tree to a specific node
dTree.prototype.openTo = function(nId, bSelect, bFirst) {
    if (!bFirst) {
        for (var n = 0; n < this.aNodes.length; n++) {
            if (this.aNodes[n].id == nId) {
                nId = n;
                break;
            }
        }
    }
    var cn = this.aNodes[nId];
    if (cn.pid == this.root.id || !cn._p) return;
    cn._io = true;
    cn._is = bSelect;
    if (this.completed && cn._hc) this.nodeStatus(true, cn._ai, cn._ls);
    if (this.completed && bSelect) this.s(cn._ai);
    else if (bSelect) this._sn = cn._ai;
    this.openTo(cn._p._ai, false, true);
};

// Closes all nodes on the same level as certain node
dTree.prototype.closeLevel = function(node) {
    for (var n = 0; n < this.aNodes.length; n++) {
        if (this.aNodes[n].pid == node.pid && this.aNodes[n].id != node.id && this.aNodes[n]._hc) {
            this.nodeStatus(false, n, this.aNodes[n]._ls);
            this.aNodes[n]._io = false;
            this.closeAllChildren(this.aNodes[n]);
        }
    }
}

// Closes all children of a node
dTree.prototype.closeAllChildren = function(node) {
    for (var n = 0; n < this.aNodes.length; n++) {
        if (this.aNodes[n].pid == node.id && this.aNodes[n]._hc) {
            if (this.aNodes[n]._io) this.nodeStatus(false, n, this.aNodes[n]._ls);
            this.aNodes[n]._io = false;
            this.closeAllChildren(this.aNodes[n]);
        }
    }
}

// Change the status of a node(open or closed)
dTree.prototype.nodeStatus = function(status, id, bottom) {
    eDiv = document.getElementById('d' + this.obj + id);
    eJoin = document.getElementById('j' + this.obj + id);
    if (this.config.useIcons) {
        eIcon = document.getElementById('i' + this.obj + id);
        eIcon.src = (status) ? this.aNodes[id].iconOpen : this.aNodes[id].icon;
    }
    eJoin.src = (this.config.useLines) ?
	((status) ? ((bottom) ? this.icon.minusBottom : this.icon.minus) : ((bottom) ? this.icon.plusBottom : this.icon.plus)) :
	((status) ? this.icon.nlMinus : this.icon.nlPlus);
    eDiv.style.display = (status) ? 'block' : 'none';
};


// [Cookie] Clears a cookie
dTree.prototype.clearCookie = function() {
    var now = new Date();
    var yesterday = new Date(now.getTime() - 1000 * 60 * 60 * 24);
    this.setCookie('co' + this.obj, 'cookieValue', yesterday);
    this.setCookie('cs' + this.obj, 'cookieValue', yesterday);
};

// [Cookie] Sets value in a cookie
dTree.prototype.setCookie = function(cookieName, cookieValue, expires, path, domain, secure) {
    document.cookie =
		escape(cookieName) + '=' + escape(cookieValue)
		+ (expires ? '; expires=' + expires.toGMTString() : '')
		+ (path ? '; path=' + path : '')
		+ (domain ? '; domain=' + domain : '')
		+ (secure ? '; secure' : '');
};

// [Cookie] Gets a value from a cookie
dTree.prototype.getCookie = function(cookieName) {
    var cookieValue = '';
    var posName = document.cookie.indexOf(escape(cookieName) + '=');
    if (posName != -1) {
        var posValue = posName + (escape(cookieName) + '=').length;
        var endPos = document.cookie.indexOf(';', posValue);
        if (endPos != -1) cookieValue = unescape(document.cookie.substring(posValue, endPos));
        else cookieValue = unescape(document.cookie.substring(posValue));
    }
    return (cookieValue);
};

// [Cookie] Returns ids of open nodes as a string
dTree.prototype.updateCookie = function() {
    var str = '';
    for (var n = 0; n < this.aNodes.length; n++) {
        if (this.aNodes[n]._io && this.aNodes[n].pid != this.root.id) {
            if (str) str += '.';
            str += this.aNodes[n].id;
        }
    }
    this.setCookie('co' + this.obj, str);
};

// [Cookie] Checks if a node id is in a cookie
dTree.prototype.isOpen = function(id) {
    var aOpen = this.getCookie('co' + this.obj).split('.');
    for (var n = 0; n < aOpen.length; n++)
        if (aOpen[n] == id) return true;
    return false;
};

// If Push and pop is not implemented by the browser
if (!Array.prototype.push) {
    Array.prototype.push = function array_push() {
        for (var i = 0; i < arguments.length; i++)
            this[this.length] = arguments[i];
        return this.length;
    }
};
if (!Array.prototype.pop) {
    Array.prototype.pop = function array_pop() {
        lastElement = this[this.length - 1];
        this.length = Math.max(this.length - 1, 0);
        return lastElement;
    }
};

// Detect if the browser is IE or not.
// If it is not IE, we assume that the browser is NS.
var IE = document.all ? true : false

// If NS -- that is, !IE -- then set up for mouse capture
if (!IE) document.captureEvents(Event.MOUSEMOVE)

// Set-up to use getMouseXY function onMouseMove
document.onmousemove = getMouseXY;

// Temporary variables to hold mouse x-y pos.s
var tempX = 0
var tempY = 0

// Main function to retrieve mouse x-y pos.s

function getMouseXY(e) {
    if (IE) { // grab the x-y pos.s if browser is IE
        tempX = event.clientX + document.body.scrollLeft
        tempY = event.clientY + document.body.scrollTop
    } else {  // grab the x-y pos.s if browser is NS
        tempX = e.pageX
        tempY = e.pageY
    }
    // catch possible negative values in NS4
    if (tempX < 0) { tempX = 0 }
    if (tempY < 0) { tempY = 0 }

    return true
}

function removeAp(obj) {
    obj = obj.replace(/'/g, '')
}