function changePhoto(obj) {
    document.getElementById('photo').src = obj.childNodes[0].src;
}

    function switchSpecialContents (target) {
        if (!$('#dispContents').processFlg) {
            $('#dispContents').processFlg = true;
            $('#dispContents').children().each(function(){
                if($(this).css('display') == 'list-item' || $(this).css('display') == 'block') {
                    $(this).fadeOut('fast', function() {
                        $(this).css('display', 'none');
                        $('#special_'+target).fadeIn('fast', function(){
                            $('#dispContents').processFlg = false;
                        });
                    });
                }
            });
        }
    }