// NAV ************************************************************************
// Nav object
var menu	= {
	level	: null,
	current	: null,
	timer	: {
		over	: null,
		reset	: null
	},
	set		: function (level_0, level_1) {
				this.level		= [level_0, level_1];
				this.current	= this.level[0];
			},
	init	: function () {
				var self	= this;
				
				if(this.level[0] != null && this.level[1] != null) {

					$('menu')
						.down('li', this.level[0])
						.down('a').addClassName("selected");
	
					$('menu-sub')
						.down('ul', this.level[0]).show()
						.down('li', this.level[1])
						.down('a').addClassName("selected");
					
				}
				
				$$('#menu>li:not(.end)').each(function(li, i) {
					li.observe('mouseover', function(event) {
						clearTimeout(self.timer.over);
						clearTimeout(self.timer.reset);
						self.timer.over	= setTimeout('menu.over(' + i + ')', 200);
					}).observe('mouseout', function(){
						self.timer.reset = setTimeout('menu.reset()', 500);
					});
				});
				
				if($('menu-sub')) {

					$('menu-sub').observe('mouseover', function() {
						clearTimeout(self.timer.over);
						clearTimeout(self.timer.reset);
					}).observe('mouseout', function() {
						self.timer.reset = setTimeout("menu.reset()", 500);
					})
					$$('#menu-sub ul').each(function(ul) {
						ul.observe('mouseover', function() {
							clearTimeout(self.timer.reset);
						})
					})
				
				}
					
				
			},
	over	: function (i) {
				if (i == this.current)	return;
				
				var self	= this;
				
				$('menu').down('li', this.current).down('a').removeClassName('selected');
				$('menu').down('li', i).down('a').addClassName('selected');
				
				$('menu-sub').down('ul', self.current).hide();
				$('menu-sub').down('ul', i).show();

				this.current	= i;
	},
	reset 	: function () {
				if (this.current == this.level[0]) return;
				
				var self	= this;
				
				$('menu').down('li', this.current).down('a').removeClassName('selected');
				$('menu-sub').down('ul', self.current).hide();
				
				if(self.level[0] != null) {
					$('menu').down('li', this.level[0]).down('a').addClassName('selected');
				}
				
				if(self.level[0] != null) {
					$('menu-sub').down('ul', self.level[0]).show();
				}
				
				this.current	= this.level[0];
			},
	redirect	: function(url) {
					location	= url;
				}
}

// ONLOAD EVENT ***********************
Event.observe(window, 'load', function() {
	// Init the menu system
	menu.init();
});