diff --git a/CHANGELOG.md b/CHANGELOG.md
index a5037e7..dfab184 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,15 +1,18 @@
 
 
+# v3.0.2 2017.02.25
 
-# v3.0.1 2016.12.16
 * 新增 resizing 回调，用于监听窗口的调整大小
+* 增加自动ready处理机制，即如果你页面一打开就执行弹层，无需放入layer.ready中
 * 对moveEnd回调返回一个参数为当前容器的DOM对象
+* 添加一个amd条件,避免 define出错（Merge pull request #42 from wangyateng/master）
 
 
 ---
 
 
-# 【v3.0】 2016.11.07
+# v3.0 2016.11.07
+
 * 新增拖动弹层右下角可调节弹层尺寸的功能，由参数resize控制，默认开启。对loading、tips层无效
 * offset参数新增 t、r、b、l、lt、lb、rt、rb、的赋值，可快捷实现上、右、下、左、左上角、左下角、右上角、右下角的边缘定位
 * 新增btnAlign参数，支持三个参数：l/c/r，分别用于控制按钮居左、居中、居右的快捷设置（默认r，即居右）
@@ -41,7 +44,8 @@
 ---
 
 
-# 【v2.4】2016.07.03
+# v2.4 2016.07.03
+
 * 兼容jQuery3.0
 * 优化tips，可支持配置参数fix（之前是强制fix: false），用于决定是固定的tips还是非固定的。
 * min回调可通过return false来设定不执行默认最小化。
diff --git a/package.json b/package.json
index cbc25a3..20ac618 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "layer",
-  "version": "3.0.1",
+  "version": "3.0.2",
   "mobile": "2.0.0",
   "description": "Web弹层组件",
   "main": "src/layer.js",
diff --git a/src/layer.js b/src/layer.js
index a192ba0..057cc12 100644
--- a/src/layer.js
+++ b/src/layer.js
@@ -1,9 +1,9 @@
 /**
 
- @Name：layer v3.0.1 Web弹层组件
+ @Name：layer v3.0.2 Web弹层组件
  @Author：贤心
  @Site：http://layer.layui.com
- @License：LGPL
+ @License：MIT
     
  */
 
@@ -26,7 +26,7 @@ var isLayui = window.layui && layui.define, $, win, ready = {
 
 //默认内置方法。
 var layer = {
-  v: '3.0.1',
+  v: '3.0.2',
   ie: function(){ //ie版本
     var agent = navigator.userAgent.toLowerCase();
     return (!!window.ActiveXObject || "ActiveXObject" in window) ? (
@@ -83,7 +83,7 @@ var layer = {
   },
   
   ready: function(callback){
-    var cssname = 'skinlayercss', ver = '1110';
+    var cssname = 'skinlayercss', ver = '302';
     isLayui ? layui.addcss('modules/layer/default/layer.css?v='+layer.v+ver, callback, cssname)
     : layer.link('skin/default/layer.css?v='+layer.v+ver, callback, cssname);
     return this;
@@ -167,9 +167,11 @@ var Class = function(setings){
   var that = this;
   that.index = ++layer.index;
   that.config = $.extend({}, that.config, ready.config, setings);
-  document.body ? that.creat() : setTimeout(function(){
-    that.creat();
-  }, 50);
+  layer.ready(function(){
+    document.body ? that.creat() : setTimeout(function(){
+      that.creat();
+    }, 50);
+  });
 };
 
 Class.pt = Class.prototype;
@@ -248,7 +250,7 @@ Class.pt.creat = function(){
   ,conType = typeof content === 'object'
   ,body = $('body');
   
-  if($('#'+config.id)[0])  return;
+  if(config.id && $('#'+config.id)[0])  return;
 
   if(typeof config.area === 'string'){
     config.area = config.area === 'auto' ? ['', ''] : [config.area, ''];
@@ -565,12 +567,13 @@ Class.pt.move = function(){
         ,height: dict.area[1] + Y
       })
       dict.isResize = true;
+      config.resizing && config.resizing(layero);
     }
   }).on('mouseup', function(e){
     if(dict.moveStart){
       delete dict.moveStart;
       ready.moveElem.hide();
-      config.moveEnd && config.moveEnd();
+      config.moveEnd && config.moveEnd(layero);
     }
     if(dict.resizeStart){
       delete dict.resizeStart;
@@ -895,8 +898,7 @@ layer.close = function(index){
   
   $('#layui-layer-moves, #layui-layer-shade' + index).remove();
   layer.ie == 6 && ready.reselect();
-  ready.rescollbar(index);
-   
+  ready.rescollbar(index); 
   if(layero.attr('minLeft')){
     ready.minIndex--;
     ready.minLeft.push(layero.attr('minLeft'));
diff --git a/src/skin/default/layer.css b/src/skin/default/layer.css
index fb97d4c..1803f5f 100644
--- a/src/skin/default/layer.css
+++ b/src/skin/default/layer.css
@@ -72,7 +72,7 @@ html #layuicss-skinlayercss{display: none; position: absolute; width: 1989px;}
 .layui-layer-setwin .layui-layer-max:hover{background-position:-16px -40px;}
 .layui-layer-setwin .layui-layer-maxmin{background-position:-65px -40px;}
 .layui-layer-setwin .layui-layer-maxmin:hover{background-position:-49px -40px;}
-.layui-layer-setwin .layui-layer-close1{background-position:0 -40px; cursor:pointer;}
+.layui-layer-setwin .layui-layer-close1{background-position: 1px -40px; cursor: pointer;}
 .layui-layer-setwin .layui-layer-close1:hover{opacity:0.7;}
 .layui-layer-setwin .layui-layer-close2{position:absolute; right:-28px; top:-28px; width:30px; height:30px;  margin-left:0; background-position:-149px -31px; *right:-18px; _display:none;}
 .layui-layer-setwin .layui-layer-close2:hover{ background-position:-180px -31px;}