function slideSwitch() {
    var $active = $('#topslide1 IMG.active');
    var $active2 = $('#topslide2 IMG.active');

    if ( $active.length == 0 ) $active = $('#topslide1 IMG:last');
    if ( $active2.length == 0 ) $active2 = $('#topslide2 IMG:last');

    var $next =  $active.next().length ? $active.next() : $('#topslide1 IMG:first');
	var $next2 =  $active2.next().length ? $active2.next() : $('#topslide2 IMG:first');

    $active.addClass('last-active');
    $active2.addClass('last-active');

	$next.css({opacity: 0.0})
        .addClass('active')
        .animate({opacity: 1.0}, 1000, function() {
            $active.removeClass('active last-active');
        });
	$next2.css({opacity: 0.0})
        .addClass('active')
        .delay(500).animate({opacity: 1.0}, 1000, function() {
            $active2.removeClass('active last-active');
        });
}

$(function() {
    setInterval( "slideSwitch()", 5000 );
});