function slideSwitch() {
    var $active = $('#slideshow div.active');

    if ( $active.length == 0 ) $active = $('#slideshow div:last');

    var $next =  $active.next().length ? $active.next()
        : $('#slideshow div:first');
		
	var $sibs  = $active.siblings();
    var rndNum = Math.floor(Math.random() * $sibs.length );
    var $next  = $( $sibs[ rndNum ] );

    $active.addClass('last-active');

    $next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 1000, function() {
            $active.removeClass('active last-active');
        });
}

$(function(){

    $("ul.dropdown li").hover(function(){
    
        $(this).addClass("hover");
        $('ul:first',this).css('visibility', 'visible');
    
    }, function(){
    
        $(this).removeClass("hover");
        $('ul:first',this).css('visibility', 'hidden');
    
    });
    
    $("ul.dropdown li ul li:has(ul)").find("a:first").append(" » ");

});