no message

 {include file="common/head"/}
 <div class="admin-main layui-anim layui-anim-upbit">
     <fieldset class="layui-elem-field layui-field-title">
-        <legend>添加评论</legend>
     </fieldset>
     <form class="layui-form layui-form-pane">
         <div class="layui-form-item">
@@ -27,7 +26,7 @@
         <div class="layui-form-item layui-form-text">
             <label class="layui-form-label">评论内容</label>
             <div class="layui-input-block">
-                <textarea ng-model="field.text" placeholder="请输评论内容" name="text" class="layui-textarea"></textarea>
+                <textarea rows='5' cols='10' onpropertychange= "this.style.posHeight=this.scrollHeight " ng-model="field.text" placeholder="请输评论内容" name="text" class="layui-textarea"></textarea>
             </div>
         </div>
         <div class="layui-form-item">