(function($) { //create closure

$.fn.menu_toggle_adder = function(options){

	var defaults = {
	
	animate_toggle: 'yes',
	highlight_selected_link: 'yes',
	toggle: 'images/toggle.gif',
	toggled: 'images/toggled.gif',
	toggle_selected: 'images/toggle_selected.gif',
	toggled_selected: 'images/toggled_selected.gif'
	
	};
	
// var opts = $.extend({}, $.fn.menu_toggle_adder.defaults, options);

var opts = $.extend(defaults, options);
	
	/*-- add class of menu_selected to the link that matches the page being viewed --*/
	
	if ( defaults.highlight_selected_link == 'yes' ) {
	
	var page_name_string = location.pathname.toString();
	
	var page_name_array = page_name_string.split('/');
	var page_name=page_name_array[page_name_array.length - 3] + '/' + page_name_array[page_name_array.length - 2] + '/' + page_name_array[page_name_array.length - 1];
	
	
	/*-- kludge for ie6 --*/
	
if( jQuery.browser.msie && (jQuery.browser.version < 7) ) 

 {
	var page_name_array = page_name_string.split('\\');
	var page_name=page_name_array[page_name_array.length - 3] + '/' + page_name_array[page_name_array.length - 2] + '/' + page_name_array[page_name_array.length - 1];
	}
	
/*open parent page*/
if (parent != "") {
	page_name = parent;
	}
	
var pageurl = window.location.href;

if (pageurl.indexOf("#dp") > 0) {
	page_name = page_name + '#dp';	
	}
	
	/*-- if a ul has a nested ul, then prepend a toggle image to the a. --*/
	
	$("#menu li a").parent('li:has(ul)').each(function(){
	
		var $this = $(this);
		
	/*	$this.children("a").eq("0").before("<img class='toggler'>");
		$(".toggler").attr({
			src: defaults.toggle
		});*/
		
		$this.children("a").eq("0").addClass("haschildren");
	});	
	
	if (page_name) {
		$('#menu a[href$="' + page_name + '"]').addClass('menu_selected');
	}
	
	/*-- if the link is second level, add class of menu_selected to the parent link --*/
	
	$("#menu li ul li a.menu_selected").parent("li").parent("ul").parent("li").children().eq(0).addClass("section_selected");
	$("#menu li ul li a.menu_selected").parent("li").parent("ul").parent("li").children().eq(0).removeClass('haschildren');
	}
	/*-- show ul beneath the link that matches the page being viewed --*/

	$(".section_selected").parent("li").children("ul").show();
	

	
	/*-- Find the selected link with the image 'toggle.gif' and change it to 'toggled.gif' --*/
	
	/*$("#menu li a").parent('li:has(ul)').each(function(){
	
		var $this = $(this);
		
		$this.children("a.menu_selected").eq("0").prev('.toggler').attr({
			src: defaults.toggled_selected
		});
	});*/
	
	/*--- Add toggle functionality to toggle images --*/
	
	/*--- if toggle_selected = yes --*/
	
	$("#menu li a.haschildren").each(function(){
	
		var $this = $(this);
		
		//var toggler_src = $this.attr("src");toggler_src == defaults.toggled_selected && 
		
		if ($this.hasClass("open")) {
		
			$this.toggle(function(){
				$this.nextAll("ul").slideUp("fast");
				//$this.attr("src", defaults.toggle_selected);
			}, function(){
				$this.nextAll("ul").slideDown("fast");
				//$this.attr("src", defaults.toggled_selected);
			});
			$this.removeClass("open");
		}
		
		else //toggler_src == defaults.toggle && 
			{
			
				$this.toggle(function(){
					$this.nextAll("ul").slideDown("fast");
					//$this.attr("src", defaults.toggled);
				}, function(){
					$this.nextAll("ul").slideUp("fast");
					//$this.attr("src", defaults.toggle);
							
				});$this.addClass("open");
				}
			
		/*	
		/*--- if toggle_selected = no --*/
			//toggler_src == defaults.toggled_selected && 
		/*else if (defaults.animate_toggle == "no") {
		
			$this.toggle(function(){
				$this.nextAll("ul").hide();
				//$this.attr("src", defaults.toggle_selected);
			}, function(){
				$this.nextAll("ul").show();
				//$this.attr("src", defaults.toggled_selected);
			});
		}
		
		else //toggler_src == defaults.toggle && 
			if (defaults.animate_toggle == "no") {
			
				$this.toggle(function(){
					$this.nextAll("ul").show();
					//$this.attr("src", defaults.toggled);
				}, function(){
					$this.nextAll("ul").hide();
					//$this.attr("src", defaults.toggle);
				});	
			}*/
	});
	
	
	/*-- Add selected class to selected parent li's --*/
	
	/*$("#menu li:has(a.duplicate menu_selected)").addClass('menu_selected_holder');
	$("#menu li ul li:has(a.duplicate  menu_selected)").removeClass('menu_selected_holder');*/
	
	/*-- fix ie6. Remove bg color change on hover for links --*/
	
/*	$("#menu li a:not('.menu_selected')").hover(function(){
		$(this).css("background-color", "transparent");
	}, function(){
		$(this).css("background-color", "transparent");
	});*/
}

//end of closure
})(jQuery);