/*



Content generated : 09:57:12 pm 18 November 2006

*/

var menus = {

	last_menu: false,
	processing_queue: false,
	queue: [],
	debug_data: [],

	setup: function()
	{
		var lis = document.getElementsByTagName("LI");
		for (var q = 0; q < lis.length; q ++) {
			var id = lis[q].getAttribute("id");
			lis[q].setAttribute("submenus", 0);
			var lnk = lis[q].getElementsByTagName("A")[0];
			if (lnk) {
				var rel = lnk.getAttribute("rel");
				if (rel && rel == "js_remove_href") {
					lnk.href = "#";
				}
			}
			if (id && id.search(/^M:([0-9]+)/) != -1) {
				if (dom_id(id + ":0")) {
					lis[q].setAttribute("submenus", 1);
					if (lis[q].className.search(/on/) != -1) {
						menus.last_menu = lis[q];
						//menus.toggle_subs(lis[q], 0, 1);
					}
				}
				lis[q].onclick = function() {
					menus.debug(this.id + " has been clicked");
					try {
						this.blur();
					}
					catch (e) {};
					menus.handle_click(this);
					return false;
				}
			}
		}
	},

	handle_click: function(li)
	{
		var lnk = li.firstChild;
		/*var tlnk = lnk.href.replace(/\?.*$/, "");
		if (tlnk != lnk.protocol + "//" + lnk.hostname + "/" + lnk.pathname + "#" && tlnk != lnk.baseURI + "#") {
			document.location.href = lnk.href;
			return false;
		}*/
		if (lnk.href.search(/#$/) == -1) {
			document.location.href = lnk.href;
			return false;
		}

		// main menu
		if (li.className.search(/sub/) == -1) {
			li.className = li.className + " on";
			if (menus.last_menu) {
				if (menus.last_menu == li) {
					return false;
				}
				menus.last_menu.className = menus.last_menu.className.replace(/ ?on/, "");
				menus.debug("Closing " + menus.last_menu.id + ", reverting class to " + menus.last_menu.className);
				menus.queue.push([menus.last_menu.id, -1]);
			}
			var subs = li.getAttribute("submenus");
			if (subs && subs == 1) {
				menus.debug("Opening " + li.id);
				menus.queue.push([li.id, 1]);
			}
			else {
				menus.debug("No action taken for " + li.id);
			}
			menus.last_menu = li;
		}
		menus.run_queue();
		return true;
	},

	run_queue: function()
	{
		if (menus.processing_queue) {
			menus.debug("Waiting in queue...");
			setTimeout("menus.run_queue()", 50);
		}
		else if (menus.queue.length != 0) {
			menus.processing_queue = true;
			menus.debug("Queue invoked for " + menus.queue[0][0] + " - " + menus.queue[0][1]);
			menus.toggle_subs(dom_id(menus.queue[0][0]), 0, menus.queue[0][1]);
			menus.queue.shift();
			setTimeout("menus.run_queue()", 50);
		}
	},

	toggle_subs: function(li, index, direction)
	{
		var m = dom_id(li.id + ":" + index);
		if (m) {
			m.style.display = (direction == 1) ? "block" : "none";
			setTimeout(function() {
				menus.toggle_subs(li, index + 1, direction);
			}, 30);
		}
		else {
			menus.processing_queue = false;
		}		
	},

	debug: function(msg)
	{
		menus.debug_data.unshift(msg);
		if (menus.debug_data.length > 25) {
			menus.debug_data.pop();
		}
		var md = document.getElementById("menu_debug");
		if (md) {
			md.inne.php = menus.debug_data.join("<br />");
		}
	}
};

add_to_onload("menus.setup();");