function slideSwitch() {
    var $active = $('.visual img.active');

    if ( $active.length == 0 ) $active = $('.visual img:last');

    var $next =  $active.next().length ? $active.next() : $('.visual img:first');

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

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


$(document).ready(function() {
    
    setInterval( "slideSwitch()", 5000 );
    
    $("#wpcf7-f1-p11-o1 input[type!=hidden], #wpcf7-f1-p11-o1 textarea").each(function(){
        $(this).defaultvalue($(this).val());
    });
    $("#wpcf7-f2-p15-o1 input[type!=hidden], #wpcf7-f2-p15-o1 textarea").each(function(){
        $(this).defaultvalue($(this).val());
    });

});