<pg:pager url="login.action" maxPageItems="3" maxIndexPages="20"
                 export="currentPageNumber=pageNumber">
                 <table align="center" border="1">
                     <tr>
                         <td>name</td>
                         
                     </tr>
                     <c:forEach var="user" items="${requestScope.users}">
                        <pg:item>
                            <tr>
                                <td>${user.realname}</td>
                                
                            </tr>
                        </pg:item>    
                    </c:forEach>
                    <tr>
                        <td colspan="3">
                            <pg:index>
                                <center>
                                <table = border=0 cellpadding=0 width=10% cellspacing=0>
                                    <tr align="center" valign="top">
                                        <pg:prev ifnull="true">
                                            <%if(pageUrl != null){ %>
                                            <td align=right>
                                                <a href="<%=pageUrl %>"><img src="" alt="" border=""/><br/><b>前一页</b></a>
                                            </td>
                                            <%}else{ %>
                                            <td><img src="" alt="" border=""/><br/></td>    
                                            <%} %>
                                        </pg:prev>
                                        <pg:pages>
                                            <%if(pageNumber ==currentPageNumber){%>
                                             <td>
                                                 <img src="" alt=""/><br/>
                                                 <font color=#A90A08><%=pageNumber %></font>
                                             </td>
                                             <%}else{ %>
                                             <td>
                                                 <a href="<%=pageUrl %>"><img src="" alt="" border=0/><br/><%=pageNumber %></a>
                                             </td>
                                             <%}%>
                                        </pg:pages>
                                        <!-- 中间 -->
                                        <pg:next ifnull="true">
                                        <%if(pageUrl != null){ %>
                                        <td>
                                            <a href="<%=pageUrl %>"><img src="" alt="" border=0/><br/><b>下一页</b></a>
                                        </td>
                                        <%}else{ %>
                                        <td>
                                            <img src="" alt="" border=0/>
                                        </td>