//banner
$('.index_banner').slick({
    autoplay: true, 
    arrows: false,
    dots:false,
    infinite: true,
    speed: 500,
    autoplayspeed: 5000,
    pauseonhover: false,
    fade: true,
    responsive: [
      {
        breakpoint: 992,
        settings: {
          dots: true
        }
      }
    ]
});


$('.index_banner').init(function(slick){
    $('.index_banner .item.slick-current').addclass('active').siblings().removeclass('active')
})
$('.index_banner').on('afterchange',function(slick,currentslide){
    $('.index_banner .item.slick-current').addclass('active').siblings().removeclass('active');
    var _index = $('.index_banner').slick('slickcurrentslide')
    $('.section1 .number span').eq(_index).addclass('active').siblings().removeclass('active')
})
$('.section1 .number span').click(function(){
    var _index = $(this).index();
    $('.index_banner').slick('slickgoto',_index);
    $(this).addclass("active").siblings().removeclass("active")
});
$('.section1 .prev').click(function(){
  $('.index_banner').slick('slickprev')
})
$('.section1 .next').click(function(){
  $('.index_banner').slick('slicknext');
});