diff --git a/src/modules/layedit.js b/src/modules/layedit.js
deleted file mode 100644
index 87cad7ab..00000000
--- a/src/modules/layedit.js
+++ /dev/null
@@ -1,570 +0,0 @@
-/**
- * layedit 富文本编辑器（该组件已被弃用，为了向下兼容而保留）
- */
- 
-layui.define(['layer', 'form'], function(exports){
-  "use strict";
-  
-  var $ = layui.$
-  ,layer = layui.layer
-  ,form = layui.form
-  ,hint = layui.hint()
-  ,device = layui.device()
-  
-  ,MOD_NAME = 'layedit', THIS = 'layui-this', SHOW = 'layui-show', ABLED = 'layui-disabled'
-  
-  ,Edit = function(){
-    var that = this;
-    that.index = 0;
-    
-    //全局配置
-    that.config = {
-      //默认工具bar
-      tool: [
-        'strong', 'italic', 'underline', 'del'
-        ,'|'
-        ,'left', 'center', 'right'
-        ,'|'
-        ,'link', 'unlink'
-      ]
-      ,hideTool: []
-      ,height: 280 //默认高
-    };
-  };
-  
-  //全局设置
-  Edit.prototype.set = function(options){
-    var that = this;
-    $.extend(true, that.config, options);
-    return that;
-  };
-  
-  //事件
-  Edit.prototype.on = function(events, callback){
-    return layui.onevent(MOD_NAME, events, callback);
-  };
-  
-  //建立编辑器
-  Edit.prototype.build = function(id, settings){
-    settings = settings || {};
-    
-    var that = this
-    ,config = that.config
-    ,ELEM = 'layui-layedit', textArea = $(typeof(id)=='string'?'#'+id:id)
-    ,name =  'LAY_layedit_'+ (++that.index)
-    ,haveBuild = textArea.next('.'+ELEM)
-    
-    ,set = $.extend({}, config, settings)
-    
-    ,tool = function(){
-      var node = [], hideTools = {};
-      layui.each(set.hideTool, function(_, item){
-        hideTools[item] = true;
-      });
-      layui.each(set.tool, function(_, item){
-        if(tools[item] && !hideTools[item]){
-          node.push(tools[item]);
-        }
-      });
-      return node.join('');
-    }()
- 
-    
-    ,editor = $(['<div class="'+ ELEM +'">'
-      ,'<div class="layui-unselect layui-layedit-tool">'+ tool +'</div>'
-      ,'<div class="layui-layedit-iframe">'
-        ,'<iframe id="'+ name +'" name="'+ name +'" textarea="'+ id +'" frameborder="0"></iframe>'
-      ,'</div>'
-    ,'</div>'].join(''))
-    
-    //编辑器不兼容ie8以下
-    if(device.ie && device.ie < 8){
-      return textArea.removeClass('layui-hide').addClass(SHOW);
-    }
-
-    haveBuild[0] && (haveBuild.remove());
-
-    setIframe.call(that, editor, textArea[0], set)
-    textArea.addClass('layui-hide').after(editor);
-
-    return that.index;
-  };
-  
-  //获得编辑器中内容
-  Edit.prototype.getContent = function(index){
-    var iframeWin = getWin(index);
-    if(!iframeWin[0]) return;
-    return toLower(iframeWin[0].document.body.innerHTML);
-  };
-  
-  //获得编辑器中纯文本内容
-  Edit.prototype.getText = function(index){
-    var iframeWin = getWin(index);
-    if(!iframeWin[0]) return;
-    return $(iframeWin[0].document.body).text();
-  };
-  /**
-   * 设置编辑器内容
-   * @param {[type]} index   编辑器索引
-   * @param {[type]} content 要设置的内容
-   * @param {[type]} flag    是否追加模式
-   */
-  Edit.prototype.setContent = function(index, content, flag){
-    var iframeWin = getWin(index);
-    if(!iframeWin[0]) return;
-    if(flag){
-      $(iframeWin[0].document.body).append(content)
-    }else{
-      $(iframeWin[0].document.body).html(content)
-    };
-    layedit.sync(index)
-  };
-  //将编辑器内容同步到textarea（一般用于异步提交时）
-  Edit.prototype.sync = function(index){
-    var iframeWin = getWin(index);
-    if(!iframeWin[0]) return;
-    var textarea = $('#'+iframeWin[1].attr('textarea'));
-    textarea.val(toLower(iframeWin[0].document.body.innerHTML));
-  };
-  
-  //获取编辑器选中内容
-  Edit.prototype.getSelection = function(index){
-    var iframeWin = getWin(index);
-    if(!iframeWin[0]) return;
-    var range = Range(iframeWin[0].document);
-    return document.selection ? range.text : range.toString();
-  };
-
-  //iframe初始化
-  var setIframe = function(editor, textArea, set){
-    var that = this, iframe = editor.find('iframe');
-
-    iframe.css({
-      height: set.height
-    }).on('load', function(){
-      var conts = iframe.contents()
-      ,iframeWin = iframe.prop('contentWindow')
-      ,head = conts.find('head')
-      ,style = $(['<style>'
-        ,'*{margin: 0; padding: 0;}'
-        ,'body{padding: 10px; line-height: 20px; overflow-x: hidden; word-wrap: break-word; font: 14px Helvetica Neue,Helvetica,PingFang SC,Microsoft YaHei,Tahoma,Arial,sans-serif; -webkit-box-sizing: border-box !important; -moz-box-sizing: border-box !important; box-sizing: border-box !important;}'
-        ,'a{color:#01AAED; text-decoration:none;}a:hover{color:#c00}'
-        ,'p{margin-bottom: 10px;}'
-        ,'img{display: inline-block; border: none; vertical-align: middle;}'
-        ,'pre{margin: 10px 0; padding: 10px; line-height: 20px; border: 1px solid #ddd; border-left-width: 6px; background-color: #F2F2F2; color: #333; font-family: Courier New; font-size: 12px;}'
-      ,'</style>'].join(''))
-      ,body = conts.find('body');
-      
-      head.append(style);
-      body.attr('contenteditable', 'true').css({
-        'min-height': set.height
-      }).html(textArea.value||'');
-
-      hotkey.apply(that, [iframeWin, iframe, textArea, set]); //快捷键处理
-      toolActive.call(that, iframeWin, editor, set); //触发工具
-
-    });
-  }
-  
-  //获得iframe窗口对象
-  ,getWin = function(index){
-    var iframe = $('#LAY_layedit_'+ index)
-    ,iframeWin = iframe.prop('contentWindow');
-    return [iframeWin, iframe];
-  }
-  
-  //IE8下将标签处理成小写
-  ,toLower = function(html){
-    if(device.ie == 8){
-      html = html.replace(/<.+>/g, function(str){
-        return str.toLowerCase();
-      });
-    }
-    return html;
-  }
-  
-  //快捷键处理
-  ,hotkey = function(iframeWin, iframe, textArea, set){
-    var iframeDOM = iframeWin.document, body = $(iframeDOM.body);
-    body.on('keydown', function(e){
-      var keycode = e.keyCode;
-      //处理回车
-      if(keycode === 13){
-        var range = Range(iframeDOM);
-        var container = getContainer(range)
-        ,parentNode = container.parentNode;
-        
-        if(parentNode.tagName.toLowerCase() === 'pre'){
-          if(e.shiftKey) return
-          layer.msg('请暂时用shift+enter');
-          return false;
-        }
-        iframeDOM.execCommand('formatBlock', false, '<p>');
-      }
-    });
-    
-    //给textarea同步内容
-    $(textArea).parents('form').on('submit', function(){
-      var html = body.html();
-      //IE8下将标签处理成小写
-      if(device.ie == 8){
-        html = html.replace(/<.+>/g, function(str){
-          return str.toLowerCase();
-        });
-      }
-      textArea.value = html;
-    });
-    
-    //处理粘贴
-    body.on('paste', function(e){
-      iframeDOM.execCommand('formatBlock', false, '<p>');
-      setTimeout(function(){
-        filter.call(iframeWin, body);
-        textArea.value = body.html();
-      }, 100); 
-    });
-  }
-  
-  //标签过滤
-  ,filter = function(body){
-    var iframeWin = this
-    ,iframeDOM = iframeWin.document;
-    
-    //清除影响版面的css属性
-    body.find('*[style]').each(function(){
-      var textAlign = this.style.textAlign;
-      this.removeAttribute('style');
-      $(this).css({
-        'text-align': textAlign || ''
-      })
-    });
-    
-    //修饰表格
-    body.find('table').addClass('layui-table');
-    
-    //移除不安全的标签
-    body.find('script,link').remove();
-  }
-  
-  //Range对象兼容性处理
-  ,Range = function(iframeDOM){
-    return iframeDOM.selection 
-      ? iframeDOM.selection.createRange()
-    : iframeDOM.getSelection().getRangeAt(0);
-  }
-  
-  //当前Range对象的endContainer兼容性处理
-  ,getContainer = function(range){
-    return range.endContainer || range.parentElement().childNodes[0]
-  }
-  
-  //在选区插入内联元素
-  ,insertInline = function(tagName, attr, range){
-    var iframeDOM = this.document
-    ,elem = document.createElement(tagName)
-    for(var key in attr){
-      elem.setAttribute(key, attr[key]);
-    }
-    elem.removeAttribute('text');
-
-    if(iframeDOM.selection){ //IE
-      var text = range.text || attr.text;
-      if(tagName === 'a' && !text) return;
-      if(text){
-        elem.innerHTML = text;
-      }
-      range.pasteHTML($(elem).prop('outerHTML')); 
-      range.select();
-    } else { //非IE
-      var text = range.toString() || attr.text;
-      if(tagName === 'a' && !text) return;
-      if(text){
-        elem.innerHTML = text;
-      }
-      range.deleteContents();
-      range.insertNode(elem);
-    }
-  }
-  
-  //工具选中
-  ,toolCheck = function(tools, othis){
-    var iframeDOM = this.document
-    ,CHECK = 'layedit-tool-active'
-    ,container = getContainer(Range(iframeDOM))
-    ,item = function(type){
-      return tools.find('.layedit-tool-'+type)
-    }
-
-    if(othis){
-      othis[othis.hasClass(CHECK) ? 'removeClass' : 'addClass'](CHECK);
-    }
-    
-    tools.find('>i').removeClass(CHECK);
-    item('unlink').addClass(ABLED);
-
-    $(container).parents().each(function(){
-      var tagName = this.tagName.toLowerCase()
-      ,textAlign = this.style.textAlign;
-
-      //文字
-      if(tagName === 'b' || tagName === 'strong'){
-        item('b').addClass(CHECK)
-      }
-      if(tagName === 'i' || tagName === 'em'){
-        item('i').addClass(CHECK)
-      }
-      if(tagName === 'u'){
-        item('u').addClass(CHECK)
-      }
-      if(tagName === 'strike'){
-        item('d').addClass(CHECK)
-      }
-      
-      //对齐
-      if(tagName === 'p'){
-        if(textAlign === 'center'){
-          item('center').addClass(CHECK);
-        } else if(textAlign === 'right'){
-          item('right').addClass(CHECK);
-        } else {
-          item('left').addClass(CHECK);
-        }
-      }
-      
-      //超链接
-      if(tagName === 'a'){
-        item('link').addClass(CHECK);
-        item('unlink').removeClass(ABLED);
-      }
-    });
-  }
-
-  //触发工具
-  ,toolActive = function(iframeWin, editor, set){
-    var iframeDOM = iframeWin.document
-    ,body = $(iframeDOM.body)
-    ,toolEvent = {
-      //超链接
-      link: function(range){
-        var container = getContainer(range)
-        ,parentNode = $(container).parent();
-        
-        link.call(body, {
-          href: parentNode.attr('href')
-          ,target: parentNode.attr('target')
-        }, function(field){
-          var parent = parentNode[0];
-          if(parent.tagName === 'A'){
-            parent.href = field.url;
-          } else {
-            insertInline.call(iframeWin, 'a', {
-              target: field.target
-              ,href: field.url
-              ,text: field.url
-            }, range);
-          }
-        });
-      }
-      //清除超链接
-      ,unlink: function(range){
-        iframeDOM.execCommand('unlink');
-      }
-      //插入代码
-      ,code: function(range){
-        code.call(body, function(pre){
-          insertInline.call(iframeWin, 'pre', {
-            text: pre.code
-            ,'lay-lang': pre.lang
-          }, range);
-        });
-      }
-      //帮助
-      ,help: function(){
-        layer.open({
-          type: 2
-          ,title: '帮助'
-          ,area: ['600px', '380px']
-          ,shadeClose: true
-          ,shade: 0.1
-          ,skin: 'layui-layer-msg'
-          ,content: ['', 'no']
-        });
-      }
-    }
-    ,tools = editor.find('.layui-layedit-tool')
-    
-    ,click = function(){
-      var othis = $(this)
-      ,events = othis.attr('layedit-event')
-      ,command = othis.attr('lay-command');
-      
-      if(othis.hasClass(ABLED)) return;
-
-      body.focus();
-      
-      var range = Range(iframeDOM)
-      ,container = range.commonAncestorContainer
-      
-      if(command){
-        iframeDOM.execCommand(command);
-        if(/justifyLeft|justifyCenter|justifyRight/.test(command)){
-          iframeDOM.execCommand('formatBlock', false, '<p>');
-        }
-        setTimeout(function(){
-          body.focus();
-        }, 10);
-      } else {
-        toolEvent[events] && toolEvent[events].call(this, range);
-      }
-      toolCheck.call(iframeWin, tools, othis);
-    }
-    
-    ,isClick = /image/
-
-    tools.find('>i').on('mousedown', function(){
-      var othis = $(this)
-      ,events = othis.attr('layedit-event');
-      if(isClick.test(events)) return;
-      click.call(this)
-    }).on('click', function(){
-      var othis = $(this)
-      ,events = othis.attr('layedit-event');
-      if(!isClick.test(events)) return;
-      click.call(this)
-    });
-    
-    //触发内容区域
-    body.on('click', function(){
-      toolCheck.call(iframeWin, tools);
-    });
-  }
-  
-  //超链接面板
-  ,link = function(options, callback){
-    var body = this, index = layer.open({
-      type: 1
-      ,id: 'LAY_layedit_link'
-      ,area: '350px'
-      ,shade: 0.05
-      ,shadeClose: true
-      ,moveType: 1
-      ,title: '超链接'
-      ,skin: 'layui-layer-msg'
-      ,content: ['<ul class="layui-form" style="margin: 15px;">'
-        ,'<li class="layui-form-item">'
-          ,'<label class="layui-form-label" style="width: 60px;">URL</label>'
-          ,'<div class="layui-input-block" style="margin-left: 90px">'
-            ,'<input name="url" lay-verify="url" value="'+ (options.href||'') +'" autofocus="true" autocomplete="off" class="layui-input">'
-            ,'</div>'
-        ,'</li>'
-        ,'<li class="layui-form-item">'
-          ,'<label class="layui-form-label" style="width: 60px;">打开方式</label>'
-          ,'<div class="layui-input-block" style="margin-left: 90px">'
-            ,'<input type="radio" name="target" value="_self" class="layui-input" title="当前窗口"'
-            + ((options.target==='_self' || !options.target) ? 'checked' : '') +'>'
-            ,'<input type="radio" name="target" value="_blank" class="layui-input" title="新窗口" '
-            + (options.target==='_blank' ? 'checked' : '') +'>'
-          ,'</div>'
-        ,'</li>'
-        ,'<li class="layui-form-item" style="text-align: center;">'
-          ,'<button type="button" lay-submit lay-filter="layedit-link-yes" class="layui-btn"> 确定 </button>'
-          ,'<button style="margin-left: 20px;" type="button" class="layui-btn layui-btn-primary"> 取消 </button>'
-        ,'</li>'
-      ,'</ul>'].join('')
-      ,success: function(layero, index){
-        var eventFilter = 'submit(layedit-link-yes)';
-        form.render('radio');  
-        layero.find('.layui-btn-primary').on('click', function(){
-          layer.close(index);
-          body.focus();
-        });
-        form.on(eventFilter, function(data){
-          layer.close(link.index);
-          callback && callback(data.field);
-        });
-      }
-    });
-    link.index = index;
-  }
-  
-  //插入代码面板
-  ,code = function(callback){
-    var body = this, index = layer.open({
-      type: 1
-      ,id: 'LAY_layedit_code'
-      ,area: '550px'
-      ,shade: 0.05
-      ,shadeClose: true
-      ,moveType: 1
-      ,title: '插入代码'
-      ,skin: 'layui-layer-msg'
-      ,content: ['<ul class="layui-form layui-form-pane" style="margin: 15px;">'
-        ,'<li class="layui-form-item">'
-          ,'<label class="layui-form-label">请选择语言</label>'
-          ,'<div class="layui-input-block">'
-            ,'<select name="lang">'
-              ,'<option value="JavaScript">JavaScript</option>'
-              ,'<option value="HTML">HTML</option>'
-              ,'<option value="CSS">CSS</option>'
-              ,'<option value="Java">Java</option>'
-              ,'<option value="PHP">PHP</option>'
-              ,'<option value="C#">C#</option>'
-              ,'<option value="Python">Python</option>'
-              ,'<option value="Ruby">Ruby</option>'
-              ,'<option value="Go">Go</option>'
-            ,'</select>'
-          ,'</div>'
-        ,'</li>'
-        ,'<li class="layui-form-item layui-form-text">'
-          ,'<label class="layui-form-label">代码</label>'
-          ,'<div class="layui-input-block">'
-            ,'<textarea name="code" lay-verify="required" autofocus="true" class="layui-textarea" style="height: 200px;"></textarea>'
-          ,'</div>'
-        ,'</li>'
-        ,'<li class="layui-form-item" style="text-align: center;">'
-          ,'<button type="button" lay-submit lay-filter="layedit-code-yes" class="layui-btn"> 确定 </button>'
-          ,'<button style="margin-left: 20px;" type="button" class="layui-btn layui-btn-primary"> 取消 </button>'
-        ,'</li>'
-      ,'</ul>'].join('')
-      ,success: function(layero, index){
-        var eventFilter = 'submit(layedit-code-yes)';
-        form.render('select');  
-        layero.find('.layui-btn-primary').on('click', function(){
-          layer.close(index);
-          body.focus();
-        });
-        form.on(eventFilter, function(data){
-          layer.close(code.index);
-          callback && callback(data.field);
-        });
-      }
-    });
-    code.index = index;
-  }
-  
-  //全部工具
-  ,tools = {
-    html: '<i class="layui-icon layedit-tool-html" title="HTML源代码" lay-command="html" layedit-event="html"">&#xe64b;</i><span class="layedit-tool-mid"></span>'
-    ,strong: '<i class="layui-icon layedit-tool-b" title="加粗" lay-command="Bold" layedit-event="b"">&#xe62b;</i>'
-    ,italic: '<i class="layui-icon layedit-tool-i" title="斜体" lay-command="italic" layedit-event="i"">&#xe644;</i>'
-    ,underline: '<i class="layui-icon layedit-tool-u" title="下划线" lay-command="underline" layedit-event="u"">&#xe646;</i>'
-    ,del: '<i class="layui-icon layedit-tool-d" title="删除线" lay-command="strikeThrough" layedit-event="d"">&#xe64f;</i>'
-    
-    ,'|': '<span class="layedit-tool-mid"></span>'
-    
-    ,left: '<i class="layui-icon layedit-tool-left" title="左对齐" lay-command="justifyLeft" layedit-event="left"">&#xe649;</i>'
-    ,center: '<i class="layui-icon layedit-tool-center" title="居中对齐" lay-command="justifyCenter" layedit-event="center"">&#xe647;</i>'
-    ,right: '<i class="layui-icon layedit-tool-right" title="右对齐" lay-command="justifyRight" layedit-event="right"">&#xe648;</i>'
-    ,link: '<i class="layui-icon layedit-tool-link" title="插入链接" layedit-event="link"">&#xe64c;</i>'
-    ,unlink: '<i class="layui-icon layedit-tool-unlink layui-disabled" title="清除链接" lay-command="unlink" layedit-event="unlink"">&#xe64d;</i>'
-    ,face: '<i class="layui-icon layedit-tool-face" title="表情" layedit-event="face"">&#xe650;</i>'
-    ,image: '<i class="layui-icon layedit-tool-image" title="图片" layedit-event="image">&#xe64a;<input type="file" name="file"></i>'
-    ,code: '<i class="layui-icon layedit-tool-code" title="插入代码" layedit-event="code">&#xe64e;</i>'
-    
-    ,help: '<i class="layui-icon layedit-tool-help" title="帮助" layedit-event="help">&#xe607;</i>'
-  }
-  
-  ,edit = new Edit();
-
-  exports(MOD_NAME, edit);
-});