[рони]

fenix_63,

<style type="text/css">
   .slider4  .slide {
     transform: scale(.8);
     transition: all 1.2s;
   }
   .slider4  .slide.big {
     transform: scale(1.2);
   }

    </style>
    <script>
      $(document).ready(function(){
        $('.slider4').bxSlider({
          pager:false,
          slideWidth: 215,
          minSlides: 2,
          maxSlides: 3,
          moveSlides: 1,
          slideMargin: 10,
          onSlideAfter : function($slideElement, oldIndex, newIndex){
          $(".slider4  .slide").removeClass("big").eq(4+newIndex).addClass("big")
           }
         }).find(".slide").eq(4).addClass("big");
      })
    </script>