通过符号左右移动数据easyui

<!-- 关联客户窗口 -->

<div modal="true" class="easyui-window"title="关联客户窗口" id="customerWindow"collapsible="false" closed="true"minimizable="false" maximizable="false"style="top:20px;left:200px;width:400px;height:300px;">

   <divstyle="overflow:auto;padding:5px;"border="false">

      <formid="customerForm" action="../../fixedAreaAction_assignCustomers2FixedArea.action"method="post">

         <tableclass="table-edit" width="80%"align="center">

            <trclass="title">

               <tdcolspan="3">关联客户</td>

            </tr>

            <tr>

               <td>

                  <inputtype="hidden" name="id"id="customerFixedAreaId" />

                  <selectid="noassociationSelect" multiple="multiple"size="10">

                  </select>

               </td>

               <td>

                  <inputtype="button" value="》》"id="toRight">

                  <br/>

                  <inputtype="button" value="《《"id="toLeft">

                  <scripttype="text/javascript">

                     $(function(){

                        //为上面两个按钮绑定事件，实现左右移动客户数据效果

                        $("#toRight").click(function(){

                           $("#associationSelect").append($("#noassociationSelectoption:selected"));

                        });

                        $("#toLeft").click(function(){

                           $("#noassociationSelect").append($("#associationSelectoption:selected"));

                        });

                       

                        $("#associationBtn").click(function(){

                           //获取当前选中的定区id

                           //获得数据表格所有选中的行

                           varrows =$("#grid").datagrid("getSelections");

                           varid = rows[0].id;

                           $("#customerFixedAreaId").val(id);

                           //提交表单之前需要选中所有的关联客户option

                           $("#associationSelectoption").attr("selected","selected");

                           $("#customerForm").submit();

                        });

                     });

                  </script>

               </td>

               <td>

                  <selectid="associationSelect" name="customerIds"multiple="multiple" size="10"></select>

               </td>

            </tr>

            <tr>

               <tdcolspan="3"><aid="associationBtn" href="#"class="easyui-linkbutton" data-options="iconCls:'icon-save'">关联客户</a> </td>

            </tr>

         </table>

      </form>

   </div>

</div>