为啥这个页面点“提交”没反应呢-PHP Tutorial-php.cn

为什么这个页面点“提交”没反应呢？
后台某页面index.html

<br /><html><br />    <head><br />    <script language="JavaScript" src="__PUBLIC__/backend/ueditor/ueditor.config.js" ></script><br />    <script language="JavaScript" src="__PUBLIC__/backend/ueditor/ueditor.all.js" ></script><br />    <script language="JavaScript" src="__PUBLIC__/backend/ueditor/ueditor.all.min.js" ></script><br /></head><br /><body><br />    <div class="wrap"><br />        <div class="nav"><br />            <ul class="cc"><br />                <li class="current"><a href="javascript:void(0);">网站基本信息</a></li><br />            </ul><br />        </div><br />        <form class="J_ajaxForm" id="J_Form" enctype="mutipart/form-data"  method="post" action="{:U('Web/update')}" ><br />            <input type="hidden" name="nid" value="{$web.id}" /><br />            <div class="h_a"><?php if(empty($web)):?>新增<?php else:?>编辑<?php endif;?>网站</div><br />            <div class="table_full"><br />                <table width="100%" class="J_check_wrap"><br />                    <col class="th" /><br />                    <col width="400" /><br />                    <col /><br />                    <tr><br />                        <th>网站名称</th><br />                        <td colspan="5"><br />                            <span class="must_red">*</span><br />                            <input type="text" maxlength="20" class="input input_hd length_5" data-rules="{required:true}" value="{$web.webname}" name="name" /><br />                        </td><br />                    </tr><br />                    <tr><br />                        <th>网站标题</th><br />                        <td colspan="5"><br />                            <span class="must_red">*</span><br />                            <input type="text" maxlength="20" class="input input_hd length_5" data-rules="{required:true}" value="{$web.webtitle}" name="title" /><br />                        </td><br />                    </tr><br />                    <tr><br />                        <th>网站关键字</th><br />                        <td colspan="5"><br />                            <span class="must_red">*</span><br />                            <input type="text" maxlength="60" class="input input_hd length_5" data-rules="{required:true}" value="{$web.webkeyword}" name="key" /><br />                        </td><br />                    </tr><br /><br />                    <tr><br />                        <th>网站网址</th><br />                        <td colspan="5"><br />                            <span class="must_red">*</span><br />                            <input type="text" maxlength="20" class="input input_hd length_5" data-rules="{required:true}" value="{$web.weburl}" name="url" /><br />                        </td><br />                    </tr><br /><br />                    <tr><br />                        <th>公司名称</th><br />                        <td colspan="5"><br />                            <span class="must_red">*</span><br />                            <input type="text" maxlength="20" class="input input_hd length_5" data-rules="{required:true}" value="{$web.comname}" name="cname" /><br />                        </td><br />                    </tr><br />                    <tr><br />                        <th>公司地址</th><br />                        <td colspan="5"><br />                            <span class="must_red">*</span><br />                            <input type="text" maxlength="20" class="input input_hd length_5" data-rules="{required:true}" value="{$web.comaddress}" name="address" /><br />                        </td><br />                    </tr><br />                    <tr><br />                        <th>公司电话</th><br />                        <td colspan="5"><br />                            <span class="must_red">*</span><br />                            <input type="text" maxlength="20" class="input input_hd length_5" data-rules="{required:true}" value="{$web.comtelnum}" name="tel" /><br />                        </td><br />                    </tr><br />                    <tr><br />                        <th>公司传真</th><br />                        <td colspan="5"><br />                            <span class="must_red">*</span><br />                            <input type="text" maxlength="20" class="input input_hd length_5" data-rules="{required:true}" value="{$web.comfax}" name="fax" /><br />                        </td><br />                    </tr><br />                    <tr><br />                        <th>公司400电话</th><br />                        <td colspan="5"><br />                            <span class="must_red">*</span><br />                            <input type="text" maxlength="20" class="input input_hd length_5"   value="{$web.freephone}" name="phone" /><br />                        </td><br />                    </tr><br />                    <tr><br />                    <tr><br />                        <th>公司邮箱</th><br />                        <td colspan="5"><br />                            <span class="must_red">*</span><br />                            <input type="text" maxlength="20" class="input input_hd length_5" data-rules="{required:true}" value="{$web.comemail}" name="mail" /><br />                        </td><br />                    </tr><br /><br />                    <tr><br />                        <th>网站备案信息</th><br />                        <td colspan="5"><br />                            <span class="must_red">*</span><br />                            <input type="text" maxlength="20" class="input input_hd length_5" data-rules="{required:true}" value="{$web.copyright}" name="right" /><br />                        </td><br />                    </tr><br />                    <tr><br />                        <th>客服QQ</th><br />                        <td colspan="5"><br />                            <span class="must_red">*</span><br />                            <input type="text" maxlength="20" class="input input_hd length_5" data-rules="{required:true}" value="{$web.server_qq}" name="qq" /><br />                        </td><br />                    </tr><br />                    <tr><br />                        <th>网站内容</th><br />                        <td colspan="5"><br />                            <textarea id="editor"   name="tont">{$web.new_notice}</textarea><script>UE.getEditor('editor');</script><br />                        </td><br />                    </tr><br />                </table><br />                <div class="btn_wrap"><br />                    <div class="btn_wrap_pd"><br />                        <button type="submit" class="btn btn_submit mr15">提交</button><br />                    </div><br />                </div><br />            </div><br />        </form><br />    </div><br /><br /><include file="Home:Public:footer" /><br /><script type="text/javascript"><br />    BUI.use('bui/form', function(Form) {<br />        var form = new Form.HForm({<br />            srcNode: '#J_Form'<br />        });<br />        form.render();<br />    });<br /></script><br /><script type="text/javascript"><br />    $(function() {<br />        $(':checkbox').click(function() {<br />            $("#" + $(this).attr('pid')).attr('checked', true);<br />            $("#" + $(this).attr('gpid')).attr('checked', true);<br />            var id = $(this).attr('id');<br /><br />            var inputs = $('input[pid=' + id + ']');<br />            $(this).attr('checked') ? inputs.attr('checked', true) : inputs.attr('checked', false);<br /><br />            var ginputs = $('input[gpid=' + id + ']');<br />            $(this).attr('checked') ? ginputs.attr('checked', true) : ginputs.attr('checked', false);<br />        });<br />    });<br /></script><br /></body><br /></html><br />

Copy after login

对应的PHP代码WebAction.class.php：

<br /><?php<br /><br />class WebAction extends BaseAction {<br /><br />    /**<br />     * 显示在页面 smarty注入<br />     */<br />    public function index() {<br />        $this->checkAccess('team');<br />// 		$this->assign("news",$this->fNews());<br />//	        $this->fNews();<br />// 		$this->assign("oneNews",$this->fOneNews());<br />        $this->display();<br />    }<br /><br />    /**<br />     * 查询网站基本信息<br />     * @return Ambigous <mixed, string, boolean, NULL, unknown, multitype:, multitype:multitype: , void, object><br />     */<br />    public function find() {<br />        $this->checkAccess('team');<br />        $m = M("web");<br /><br />        $web = $m->find();<br />        $this->assign("web", $web); //赋值数据集<br /><br />        $this->display("Web/index");<br />    }<br /><br />    /**<br />     * 查询进入帮助中心显示的文章<br />     * @return Ambigous <mixed, string, boolean, NULL, unknown, multitype:, multitype:multitype: , void, object><br />     */<br />    public function fOneNews() {<br />        $this->checkAccess('team');<br />        $type['id'] = $_GET['id'] ? $_GET['id'] : 1; //二元运算 如果 存在$_GET['id'] 赋值本身 不存在为假赋值为1<br /><br />        $oneNews = M("news")->where($type)->select();<br />        return $oneNews;	<br />    }<br /><br />    /**<br />     * 跳转到添加文章分类页面<br />     */<br />    public function create() {<br />        $this->checkAccess('team');<br />        $nType = new NewListAction();<br />        $webType = $nType->fNewsType();<br />        $this->assign("newsType", $webType);<br />        $this->display("News:newsFrom");<br />    }<br /><br />    public function update() {     <br /><?php<br /><br />class WebAction extends BaseAction {<br /><br />    public function index() {<br />        $this->checkAccess('team');<br />// 		$this->assign("news",$this->fNews());<br />//	        $this->fNews();<br />// 		$this->assign("oneNews",$this->fOneNews());<br />        $this->display();<br />    }<br /><br />    public function find() {<br />        $this->checkAccess('team');<br />        $m = M("web");<br /><br />        $web = $m->find();<br />        $this->assign("web", $web); //赋值数据集<br /><br />        $this->display("Web/index");<br />    }<br /><br />    public function fOneNews() {<br />        $this->checkAccess('team');<br />        $type['id'] = $_GET['id'] ? $_GET['id'] : 1; //二元运算 如果 存在$_GET['id'] 赋值本身 不存在为假赋值为1<br /><br />        $oneNews = M("news")->where($type)->select();<br />        return $oneNews;	<br />    }<br /><br />    public function create() {<br />        $this->checkAccess('team');<br />        $nType = new NewListAction();<br />        $webType = $nType->fNewsType();<br />        $this->assign("newsType", $webType);<br />        $this->display("News:newsFrom");<br />    }<br /><br />    public function update() {      <br />        $this->checkAccess('team');<br />        $where['id'] = I('nid', '', 'trim'); //网站名称 <br />		<br />        $web['webname'] = I('name', '', 'trim'); //网站名称<br />        ...<br /> <br />        $add = M("Web");<br />         //	$add->create($web) <br />        $result = $add->where($where)->save($web);<br /><br />        if ($result) { <br />            $this->success("操作成功!");<br />        } else { <br />            $this->error("操作失败");<br />        }<br />    }<br />}<br />

Copy after login

经跟踪，点击“提交”后，WebAction.class.php中的update()并没有被执行，这是怎么回事呢？
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这两个应该只要一个，可能会产生冲突
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可以在firebug控制台下看看有没有报错。
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