jquery滚动到指定元素，模仿锚点

html

 1 <div class="pd-nav">
 2     <div class="n-item active">
 3         保险服务 <i></i>
 4     </div>
 5     <div class="n-item " id="bzjh1">
 6         保障计划
 7         <i></i>
 8     </div>
 9         <div class="n-item"        onclick="window.location.href='http://fortune.jmc999.cn/finance.html'">
10                         理财策划
11         <i></i>
12     </div>
13 </div>

jquery

<script type="text/javascript">
    //获取元素距离html顶部距离
	var _scrolltop = $('#bzjh2').offset().top;
	$('#bzjh1').click(function(){
		$('html, body').animate({
			scrollTop: _scrolltop},1000
		);
	})
</script>