var treeMenuIndex = 0;
function TreeMenuItem(text, url, target, icon) {
this.text = text;
if (url) this.url = url;
else this.url = "";
if (target) this.target = target;
else this.target = "";
if (icon) this.icon = icon;
else this.icon = "";
this.submenu = null;
this.index = treeMenuIndex++;
this.makeSubmenu = TreeMenuMakeSubmenu;
}
function TreeMenuMakeSubmenu(menu) { this.submenu = menu; }
function TreeMenu() {
this.items = new Array();
this.addItem = treeMenuAddItem;
}
function treeMenuAddItem(item) { this.items[this.items.length] = item; }
var treeMenuDocument; // Handle to the menu frame document.
var treeMenuWidth; // Menu width in pixels.
var treeMenuExpand; // Array created from first cookie.
var treeMenuSelected; // Index of selected menu item from other cookie.
var treeMenuSelectedFound; // Indicates if we've displayed the selected item.
var treeMenuScrollX; // Amount to scroll the window right, if needed.
var treeMenuScrollY; // Amount to scroll the window down, if needed.
var treeMenuLastItem; // Flag indicating if we are on a menu's last item.
var treeMenuDepth; // Keeps track the current menu level.
var treeMenuBars; // Keeps track of image placement from row to row.
function treeMenuDisplay() {
var i, cookie;
cookie = getCookie(treeMenuName);
if (!cookie) {
if (!treeMenuExpand) {
treeMenuExpand = new Array();
for (i = 0; i < treeMenuIndex; i++)
treeMenuExpand[i] = 0;
treeMenuSelected = -1;
}
}
else {
treeMenuExpand = cookie.split(",");
cookie = getCookie(treeMenuName + "-selected");
if (!cookie)
treeMenuSelected = -1;
else
treeMenuSelected = cookie;
}
treeMenuDocument = window.frames[treeMenuFrame].document;
treeMenuDepth = 0;
treeMenuBars = new Array();
treeMenuSelectedFound = false;
treeMenuScrollX = 36;
treeMenuScrollY = 18;
if (document.images) treeMenuDocument.open("text/html", "replace");
else treeMenuDocument.open("text/html");
treeMenuDocument.writeln('');
treeMenuDocument.writeln('' + treeMenuRoot + '');
treeMenuDocument.writeln('');
treeMenuDocument.writeln('');
treeMenuDocument.writeln('');
treeMenuDocument.writeln('');
treeMenuDocument.writeln('');
treeMenuDocument.close();
}
function treeMenuListItems(menu) {
var i;
for (i = 0; i < menu.items.length; i++) {
if (i == menu.items.length - 1)
treeMenuLastItem = true;
else
treeMenuLastItem = false;
treeMenuDisplayItem(menu.items[i]);
}
}
function treeMenuDisplayItem(item) {
var bars, cmd, expanded, i, img, alt, link, more, submenu;
if (item.index == treeMenuSelected) treeMenuSelectedFound = true;
if (!treeMenuSelectedFound) treeMenuScrollY += 18;
if (treeMenuExpand[item.index] == 1) expanded = true;
else expanded = false;
if (item.submenu) submenu = true;
else submenu = false;
if (item.url != "") link = true;
else link = false;
cmd = "return parent.treeMenuClick(" + item.index + ", " + link + ", " + submenu + ");";
treeMenuDocument.write('');
bars = new Array();
for (i = 0; i < treeMenuDepth; i++) {
if (treeMenuBars[i]) {
treeMenuDocument.write(' ');
bars[i] = true;
}
else {
treeMenuDocument.write(' ');
bars[i] = false;
}
if (item.index == treeMenuSelected)
treeMenuScrollX += 18;
}
more = false;
if (item.submenu && treeMenuFolders >= 0)
for (i = 0; i < item.submenu.items.length; i++)
if (item.submenu.items[i].submenu != null || treeMenuFolders == 1)
more = true;
if (!more) {
if (treeMenuLastItem) {
img = "menu_corner.gif";
bars[bars.length] = false;
}
else {
img = "menu_tee.gif";
bars[bars.length] = true;
}
treeMenuDocument.write(' ');
}
if (item.url != "") treeMenuDocument.write('');
else treeMenuDocument.write('');
if (more) {
if (expanded) {
if (treeMenuLastItem) {
img = "menu_corner_minus.gif";
bars[bars.length] = false;
}
else {
img = "menu_tee_minus.gif";
bars[bars.length] = true;
}
}
else {
if (treeMenuLastItem) {
img = "menu_corner_plus.gif";
bars[bars.length] = false;
}
else {
img = "menu_tee_plus.gif";
bars[bars.length] = true;
}
}
treeMenuDocument.write('');
}
if (item.submenu) {
if (expanded) img = "menu_folder_open.gif";
else img = "menu_folder_closed.gif";
}
else {
if (item.icon != "") img = item.icon;
else if (item.url.indexOf("http://") == 0) img = "menu_link_external.gif";
else img = "menu_link_local.gif";
}
if (treeMenuAltText) alt = ' alt="' + item.text + '"';
else alt = '';
treeMenuDocument.write('');
if (item.index == treeMenuSelected) treeMenuDocument.write(' ' + item.text + '');
else treeMenuDocument.write(' ' + item.text + '');
treeMenuDocument.write('');
treeMenuDocument.writeln(' |
');
treeMenuBars = bars;
if (item.submenu && expanded) {
treeMenuDepth++;
treeMenuListItems(item.submenu);
treeMenuDepth--;
}
}
function treeMenuClick(n, link, submenu) {
var date, cookie;
if (!treeMenuExpand) treeMenuDisplay();
if (submenu) treeMenuExpand[n] = 1 - treeMenuExpand[n];
treeMenuSelected = n;
var date = new Date ();
date.setTime (date.getTime() + (86400 * 1000 * treeMenuDays));
cookie = treeMenuExpand.toString();
setCookie(treeMenuName, cookie, date);
setCookie(treeMenuName + "-selected", treeMenuSelected, date);
setTimeout("treeMenuDisplay()", 10);
return link;
}
function treeMenuClickRoot() {
treeMenuExpand = null;
treeMenuSelected = null;
deleteCookie(treeMenuName);
deleteCookie(treeMenuName + "-selected");
setTimeout("treeMenuDisplay()", 10);
return false;
}
function treeMenuScroll() {
var win, height, width;
win = window.frames[treeMenuFrame];
if (document.layers) {
height = win.innerHeight;
width = win.innerWidth;
}
else if (document.all) {
height = win.document.body.clientHeight;
width = win.document.body.clientWidth;
}
else if (document.images) {
win.scroll(0, treeMenuScrollY);
return;
}
else return;
if (treeMenuScrollY > height) win.scrollBy(0, treeMenuScrollY);
if (treeMenuScrollX > width) win.scrollBy(treeMenuScrollX, 0);
}
function setCookie (name, value, expires) { document.cookie = name + "=" + escape(value) + "; expires=" + expires.toGMTString() + "; path=/"; }
function getCookie(name) {
var search;
search = name + "=";
offset = document.cookie.indexOf(search) ;
if (offset != -1) {
offset += search.length;
end = document.cookie.indexOf(";", offset);
if (end == -1)
end = document.cookie.length;
return unescape(document.cookie.substring(offset, end));
}
else
return "";
}
function deleteCookie(name) {
var expdate = new Date();
expdate.setTime(expdate.getTime() - (86400 * 1000 * 1));
setCookie(name, "", expdate);
}
');
treeMenuDocument.write(' ' + treeMenuRoot + ' ');
treeMenuDocument.writeln('