(function($){
	$.fn.hoverAccordion = function(options){
		options = jQuery.extend({
			speed: 'normal',
			activateitem: 'true',
			active: 'active',
			header: 'header',
			hover: 'hover',
			opened: 'opened',
			closed: 'closed',
			keepheight: 'true'
		}, options);
		
		
		var thislist = this;
		
		var thisurl = window.location.href;
        
		var i = 0;
		
        function doHover(obj){
            if ($(obj).html() == undefined) 
                obj = this;
            
            if (!thislist.is(':animated')) {
                var newelem = $(obj).parent().children('ul');
                var oldelem = $(obj).parent().parent().children('li').children('ul:visible');
                if (options.keepheight == 'true') {
                    thisheight = maxheight;
                }
                else {
                    thisheight = newelem.height();
                }
                
                if (!newelem.is(':visible')) {
                    newelem.children().hide();
                    newelem.animate({
                        height: thisheight
                    }, {
                        step: function(n, fx){
                            newelem.height(thisheight - n);
                        },
                        duration: options.speed
                    }).children().show();
                    
                    oldelem.animate({
                        height: 'hide'
                    }, {
                        step: function(n, fx){
                            newelem.height(thisheight - n);
                        },
                        duration: options.speed
                    }).children().hide();
                    
                    oldelem.parent().children('a').addClass(options.closed).removeClass(options.opened);
                    newelem.parent().children('a').addClass(options.opened).removeClass(options.closed);
                }
            }
        };
        
        var itemNo = 0;
        var maxheight = 0;
        
        $(this).children('li').each(function(){
            var thisitem = $(this);
            
            itemNo++;
            
            var thislink = thisitem.children('a');
            
            if (thislink.length > 0) {
            	thislink.hover(function(){
                    $(this).addClass(options.hover);
                }, function(){
                    $(this).removeClass(options.hover);
                });
                
                var thishref = thislink.attr('href');
                
                if (thishref == '#') {
                   
                    thislink.click(function(){
                        doHover(this);
                        this.blur();
                        return false;
                    });
                }
                else 
                    if (options.activateitem == 'true' && thisurl.indexOf(thishref) > 0 && thisurl.length - thisurl.lastIndexOf(thishref) == thishref.length) {
                        thislink.parent().addClass(options.active);
                    }
            }
            
            var thischild = thisitem.children('ul');
            
            
            if (thischild.length > 0) {
            	thischild.parent().children('a').addClass(options.opened);
                if (maxheight < thischild.height()) 
                    maxheight = thischild.height();
                
                thischild.children('li.' + options.active).parent().parent().children('a').addClass(options.header);
                
                thislink.hover(function(){
                    var t = this;
                    i = setInterval(function(){
                        doHover(t);
                        clearInterval(i);
                    }, 400);
                }, function(){
                    clearInterval(i);
                });
                
                
                if (options.activateitem == 'true') {
                	thischild.children('li').each(function(){
                        var m = $(this).children('a').attr('href');
                        if (m) {
                        	if (thisurl.indexOf(m) > 0 && thisurl.length - thisurl.lastIndexOf(m) == m.length) {
                            	$(this).addClass(options.active).parent().parent().children('a').addClass(options.opened);
                            }
                        }
                    });
                }
                else {
                	if (parseInt(options.activateitem) == itemNo) {
                    	thisitem.addClass(options.active).children('a').addClass(options.opened);
                    }
                }
            }
            
            var secondchild = thischild.children('li').children('ul');
            thischild.not($(this).parent().children('li.' + options.active).children('ul')).not(thischild.children('li.' + options.active).parent()).not(secondchild.children('li.' + options.active).parent().parent().parent()).hide().parent().children('a').addClass(options.closed);	//CCI—p
            
        });
        
        return this;
    };
})(jQuery);