添加节点案例

<script type="text/javascript">
      var i=0
      function $(id){return document.getElementById(id);}
      function AddHTML(){
          var oNewNode = document.createElement("DIV");
        oNewNode.id="id"+i;
        oNewNode.innerHTML = "<div id=id"+i+"><input type='file' name='pic3' id='pic3' />[<a href=javascript:; onclick=$('thePic').removeChild($('id"+i+"'))>删除</a>]</div>"
          $("thePic").appendChild(oNewNode);
        i +=1;
      }
      </script>