$(document).ready(function () {
    var autoPlayTime = 7000;
    autoPlayTimer = setInterval(autoPlay, autoPlayTime);
    function autoPlay() {
        Slidebox('next');
    }
    $('#slidebox .next').click(function () {
        Slidebox('next', 'stop');
    });
    $('#slidebox .previous').click(function () {
        Slidebox('previous', 'stop');
    });
    var yPosition = ($('#slidebox').height() - $('#slidebox .next').height()) / 2;
    $('#slidebox .next').css('top', yPosition);
    $('#slidebox .previous').css('top', yPosition);
    $('#slidebox .thumbs a:first-child').removeClass('thumb').addClass('selected_thumb');
    $("#slidebox .content").each(function (i) {
        slideboxTotalContent = i * $('#slidebox').width();
        $('#slidebox .container').css("width", slideboxTotalContent + $('#slidebox').width());
    });
});

function Slidebox(slideTo, autoPlay) {
    var animSpeed = 1000; //animation speed
    var easeType = 'easeInOutExpo'; //easing type
    var sliderWidth = $('#slidebox').width();
    var leftPosition = $('#slidebox .container').css("left").replace("px", "");
    if (!$("#slidebox .container").is(":animated")) {
        if (slideTo == 'next') { //next
            if (autoPlay == 'stop') {
                clearInterval(autoPlayTimer);
            }
            if (leftPosition == -slideboxTotalContent) {
                $('#slidebox .container').animate({ left: 0 }, animSpeed, easeType); //reset
                $('#slidebox .thumbs a:first-child').removeClass('thumb').addClass('selected_thumb');
                $('#slidebox .thumbs a:last-child').removeClass('selected_thumb').addClass('thumb');
            } else {
                $('#slidebox .container').animate({ left: '-=' + sliderWidth }, animSpeed, easeType); //next
                $('#slidebox .thumbs .selected_thumb').next().removeClass('thumb').addClass('selected_thumb');
                $('#slidebox .thumbs .selected_thumb').prev().removeClass('selected_thumb').addClass('thumb');
            }
        } else if (slideTo == 'previous') { //previous
            if (autoPlay == 'stop') {
                clearInterval(autoPlayTimer);
            }
            if (leftPosition == '0') {
                $('#slidebox .container').animate({ left: '-' + slideboxTotalContent }, animSpeed, easeType); //reset
                $('#slidebox .thumbs a:last-child').removeClass('thumb').addClass('selected_thumb');
                $('#slidebox .thumbs a:first-child').removeClass('selected_thumb').addClass('thumb');
            } else {
                $('#slidebox .container').animate({ left: '+=' + sliderWidth }, animSpeed, easeType); //previous
                $('#slidebox .thumbs .selected_thumb').prev().removeClass('thumb').addClass('selected_thumb');
                $('#slidebox .thumbs .selected_thumb').next().removeClass('selected_thumb').addClass('thumb');
            }
        } else {
            var slide2 = (slideTo - 1) * sliderWidth;
            if (leftPosition != -slide2) {
                clearInterval(autoPlayTimer);
                $('#slidebox .container').animate({ left: -slide2 }, animSpeed, easeType); //go to number
                $('#slidebox .thumbs .selected_thumb').removeClass('selected_thumb').addClass('thumb');
                var selThumb = $('#slidebox .thumbs a').eq((slideTo - 1));
                selThumb.removeClass('thumb').addClass('selected_thumb');
            }
        }
    }
}