<div class="of-y" id="nurse" >

　　<table class="high width" id="nurse-plan">

             <tr id="tr-one"></tr>

             <tr id="tr-two"></tr>

             <tr id="tr-three"></tr>

             <tr id="tr-four"></tr>

     </table>

</div>

jQuery:

$("#nurse").scrollTop($("#nurse").scrollTop() + $('#tr-three').offset().top - $("#nurse").offset().top);  --普通

$("#nurse").animate({ scrollTop: $("#nurse").scrollTop() + $('#tr-three').offset().top - $("#nurse").offset().top }, 1000);  --有动画效果