Carousel - dynamic number of slides

  $('.bxslider').bxSlider({
    minSlides: 3,
    maxSlides: 4,
    slideWidth: 170,
    slideMargin: 10
  });

<ul class="bxslider">
  <li><img src="http://placehold.it/170x200&text=FooBar1" /></li>
  <li><img src="http://placehold.it/170x200&text=FooBar2" /></li>
  <li><img src="http://placehold.it/170x200&text=FooBar3" /></li>
  <li><img src="http://placehold.it/170x200&text=FooBar4" /></li>
  <li><img src="http://placehold.it/170x200&text=FooBar5" /></li>
  <li><img src="http://placehold.it/170x200&text=FooBar6" /></li>
  <li><img src="http://placehold.it/170x200&text=FooBar7" /></li>
  <li><img src="http://placehold.it/170x200&text=FooBar8" /></li>
</ul>