checked 选不中的有关问题。

<%
                        String handlestr = request.getAttribute("handlecodestr").toString();
                        request.setAttribute("handlecodestr", handlestr) ;
                        %>
                         <c:forEach items="${handlelist}" var="handles" varStatus="s" >
                    <!--      <logic:iterate id="handles" name="handlelist" scope="request">   -->    
                            
                            
                                <tr>
                                <td align="center" width="199" height="27">
                                    <input type="checkbox" name="handles" 
                                              value="${handles.mhCode }"
                                        <c:if test="${handlestr eq handles.mhCode}">
                                        id="handles" 
                                             checked </c:if> />
                                   </td>
                                
                                
                                    
                                    <td height="27">
                                        ${handles.mhName}
                                    </td>
                                </tr>
                                
                        <!--      </logic:iterate> -->
                        </c:forEach>