German Malinovsky

function handleClickOnPhoto($photo){
    $('.photo').removeClass('active-element');
    $photo.addClass('active-element');
    $('.point li').removeClass('active-point').
    filter((index, item) => $photo.data('id') == $(item).data('id')).addClass('active-point');
    $('.about-text p').text($photo.data('text'));
    $('.about-site p').text($photo.data('info'));
    $('.about-site a').text($photo.data('website')).attr("href", "#");
}

$('.photo').click(function(){
    handleClickOnPhoto($(this));
});

$('.point li').click(function(){
    $('.point li').removeClass('active-point');
    $(this).addClass('active-point');
    handleClickOnPhoto($(this));
});