(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 - 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 - 1];

	}

	

	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("menu_selected");

	}

	/*-- show ul beneath the link that matches the page being viewed --*/



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

	

	/*-- 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.toggled_selected

		});

	});

	

	/*-- 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 img").each(function(){

	

		var $this = $(this);

		

		var toggler_src = $this.attr("src");

		

		if (toggler_src == defaults.toggled_selected && defaults.animate_toggle == "yes") {

			

			$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);

			});

		}

		

		else 

			if (toggler_src == defaults.toggle && defaults.animate_toggle == "yes") {

			

				$this.toggle(function(){

					$this.nextAll("ul").slideDown("fast");

					$this.attr("src", defaults.toggled);

				}, function(){

					$this.nextAll("ul").slideUp("fast");

					$this.attr("src", defaults.toggle);

				});

			}

			

		/*--- if toggle_selected = no --*/

			

		else if (toggler_src == defaults.toggled_selected && 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 

			if (toggler_src == defaults.toggle && 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.menu_selected)").addClass('menu_selected_holder');

	$("#menu li ul li:has(a.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);