$(document).ready(function()
{
	/* Hide and show "sublists" in main */
	$('#main > li > ul').hide();

	    $('#main li').click(function (event) {	
	        if ($('#main li ul').is(':animated')) {
	            return false;
	        }
			
		    $heading = $(this);
		    $expandedSiblings = $heading.siblings().find('ul:visible');
		
		    if ($expandedSiblings.size() > 0) {
				$expandedSiblings.parent().toggleClass('selected');
		        $expandedSiblings.slideUp(300, function () {					
		            $heading.find('ul').slideDown(300);
					$heading.toggleClass('selected');
		        });
		    } else {
		        $heading.find('ul').slideToggle(300);
				$heading.toggleClass('selected');
		    }			
			
	    });
		
	/* Hide and show "sublists" in menu */		
		var ddmenuitem = 0;
		
		function nav_open()
		{  
		   	nav_close();
		   	ddmenuitem = $(this).find('ul').css('visibility', 'visible');
		}
		
		function nav_close()
		{  
			if(ddmenuitem) ddmenuitem.css('visibility', 'hidden');
		}
			
		$(document).ready(function(){  
			$('#nav li').bind('mouseover', nav_open)
		   	$('#nav li').bind('mouseout',  nav_close)
		});
		
		document.onclick = nav_close;	
		
});