jQuery京东分类导航菜单

$('.all-sort-list > .item').hover(function(){ var eq = $('.all-sort-list > .item').index(this), //获取当前滑过是第几个元素 h = $('.all-sort-list').offset().top, //获取父菜单距离窗口多少像素 120px s = $(window).s

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