diff --git a/app/views/boards/show.html.erb b/app/views/boards/show.html.erb
index 609294161..a9c0e9101 100644
--- a/app/views/boards/show.html.erb
+++ b/app/views/boards/show.html.erb
@@ -82,13 +82,19 @@ function nh_init_board(params){
             var editor = params.kindutil.create(params.textarea, {
 //                allowPreviewEmoticons : false,
 //                allowImageUpload : false,
+                autoHeightMode : true,
                 resizeType : 1,minWidth:"1px",width:"560px",height:"150px",
                 allowFileManager:true,uploadJson:"/kindeditor/upload",
                 fileManagerJson:"/kindeditor/filemanager",
                 afterChange:function(){//按键事件
                     nh_check_field({content:this,contentmsg:params.contentmsg,textarea:params.textarea});
+//                    var edit = this.edit;
+//                    var body = edit.doc.body;
+//                    edit.iframe.height(minHeight);
+//                    this.resize(null, Math.max((params.kindutil.IE ? body.scrollHeight : body.offsetHeight) + 30, minHeight));
                 },
                 afterCreate:function(){
+                   this.loadPlugin("autoheight");
                   var userAgent = navigator.userAgent.toLowerCase();
                   if(/trident/.test(userAgent)){
                     $("div.talk_new .ke-container").css({'margin-left':'0px'});
diff --git a/lib/rails_kindeditor/lib/rails_kindeditor/helper.rb b/lib/rails_kindeditor/lib/rails_kindeditor/helper.rb
index c9908d80f..6ed45d92e 100644
--- a/lib/rails_kindeditor/lib/rails_kindeditor/helper.rb
+++ b/lib/rails_kindeditor/lib/rails_kindeditor/helper.rb
@@ -7,7 +7,9 @@ module RailsKindeditor
       input_html = input_html.merge(style: 'display:none')
       output = ActiveSupport::SafeBuffer.new
       output << text_area_tag(name, content, input_html)
-      output << javascript_tag(js_replace(id, options.merge(window_onload: 'true')))
+      output << javascript_tag(js_replace(id, options.merge(window_onload: 'true',
+                                                            :autoHeightMode=>true,
+                                                            afterCreate: 'eval(function(){enablePasteImg(self);this.loadPlugin("autoheight")})')))
     end
     
     def kindeditor(name, method, options = {})