<div id="rule">
        <div class="list" id="list">
          <p>用户185****0000  获得XXX优惠券</p>
          <p>用户185****0000  获得XXX优惠券</p>
          <p>用户185****0000  获得XXX优惠券</p>
          <p>用户185****0000  获得XXX优惠券</p>
          <p>用户185****0000  获得XXX优惠券</p>
          <p>用户185****0000  获得XXX优惠券</p>
          <p>用户185****0000  获得XXX优惠券</p>
          <p>用户185****0000  获得XXX优惠券</p>
          <p>用户185****0000  获得XXX优惠券</p>
          <p>用户185****0000  获得XXX优惠券</p>
          <p>用户185****0000  获得XXX优惠券</p>
          <p>用户185****0000  获得XXX优惠券</p>
        </div>
   <div class="list2" id="list2"></div>
</div>

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var list=document.getElementById('list');
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rule.onmouseover=function() {clearInterval(MyMar)}
rule.onmouseout=function() {MyMar=setInterval(Marquee,speed)}