$(document).ready(function(){
		// set opacity to nill on page load
		
		$('.navigation_menu ul li ul li a').hover (
			function() {
				
				$(this).parents('.navigation_menu ul li').addClass('rollover');
				$(this).parents('.navigation_menu ul li').children('a').addClass('rollover_link');
				
				
			},
			function() {
				$(this).parents('.navigation_menu ul li').removeClass('rollover');
				$(this).parents('.navigation_menu ul li').children('a').removeClass('rollover_link');
			}
		);
		
	});


$(document).ready(function () {
     
    $('#nav li').hover(
        function () {
            //show its submenu
            $(this).children('ul').fadeIn("slow") 
								 
        },
        function () {
            //hide its submenu
            $(this).children('ul').fadeOut("slow");        
        }
    );
	
	
	 $('#nav li ul li').hover(
        function () {
            //show its submenu
            $('ul.sub', this).fadeIn("slow") 
								 
        },
        function () {
            //hide its submenu
            $('ul.sub', this).fadeOut("slow");        
        }
    );
     
});