import '../css/bootstrap.less'; import 'bootstrap/dist/js/bootstrap.js'; import '../css/public.css'; import '../css/index_home.css'; import './public.js' $(function(){ var k=0; var liwit=$('.need_imgs ul li').width() var lilengths=$('.need_imgs ul li').length $('.need_next').click(function(){ k++; if(k>lilengths-3){ k=0 } $('.need_imgs ul').animate({'marginLeft':-(liwit)*k}) }); $('.need_prev').click(function(){ k--; if(k<0){ k=lilengths-3 } $('.need_imgs ul').animate({'marginLeft':-(liwit)*k}) }); });