增加立即判断账号格式

web/users/html/login.html

@@ -23,6 +23,7 @@
             </h1>
             <div class="form-group">
                 <input id="inputEmail" class="form-control " name="inputEmail" placeholder="通行账号 邮箱/手机" autofocus="" />
+                <small id="emailHelp" class="form-text text-danger"></small>
             </div>
             <div class="form-group">
                 <input id="inputPassword" class="form-control " name="inputPassword" placeholder="输入密码" type="password"/>