diff --git a/_server/editor_file.js b/_server/editor_file.js
index ce105848..1f077c9e 100644
--- a/_server/editor_file.js
+++ b/_server/editor_file.js
@@ -116,18 +116,23 @@ editor_file = function (editor, callback) {
             throw('未设置callback')
         }
         ;
-        if (!isset(editor.currentFloorData)) {
-            callback('无数据');
-        }
+        var currData=editor.currentFloorData;
+        var saveStatus = document.getElementById('newMapStatus').checked;
         editor.currentFloorData = {
             floorId: saveFilename,
-            title: "新建楼层",
-            name: "0",
-            canFlyTo: true,
-            canUseQuickShop: true,
-            cannotViewMap: false,
-            images: [],
-            item_ratio: 1,
+            title: saveStatus?currData.title:"新建楼层",
+            name: saveStatus?currData.name:"0",
+            canFlyTo: saveStatus?currData.canFlyTo:true,
+            canUseQuickShop: saveStatus?currData.canUseQuickShop:true,
+            cannotViewMap: saveStatus?currData.cannotViewMap:false,
+            images: saveStatus?currData.images:[],
+            item_ratio: saveStatus?currData.item_ratio:1,
+            defaultGround: saveStatus?currData.defaultGround:"ground",
+            bgm: saveStatus?currData.bgm:null,
+            upFloor: saveStatus?currData.upFloor:null,
+            downFloor: saveStatus?currData.downFloor:null,
+            color: saveStatus?currData.color:null,
+            weather: saveStatus?currData.weather:null,
             firstArrive: [],
             events: {},
             changeFloor: {},
@@ -136,6 +141,10 @@ editor_file = function (editor, callback) {
             afterOpenDoor: {},
             cannotMove: {}
         };
+        Object.keys(editor.currentFloorData).forEach(function (t) {
+            if (!core.isset(editor.currentFloorData[t]))
+                delete editor.currentFloorData[t];
+        })
         editor.currentFloorData.map = "new";
         editor.currentFloorId = saveFilename;
         editor_file.saveFloorFile(callback);
diff --git a/editor.html b/editor.html
index 696c7dbf..b296cbbb 100644
--- a/editor.html
+++ b/editor.html
@@ -20,7 +20,9 @@
             </div>
             <div id="editTip">
                 <input type="button" value="新建空白地图" id='newMap'/>
-                <input id='newFileName' placeholder="输入新楼层id"/>
+                <input id='newFileName' placeholder="输入新楼层id" style="width: 120px"/>
+                <input type="checkbox" id='newMapStatus' checked='checked' style='vertical-align: bottom'/>
+                <span style='vertical-align: bottom; margin-left: -4px'>保留楼层属性</span>
             </div>
             <div style="position: absolute;left: 10px;bottom:0; margin-bottom: 90px">
                 <input type="button" value="导出地图" id="exportMap" v-on:click="exportMap"/>
diff --git a/更新说明.txt b/更新说明.txt
index ee9e4b6b..fba8aa78 100644
--- a/更新说明.txt
+++ b/更新说明.txt
@@ -1,4 +1,16 @@
-HTML5魔塔样板V2.2
+HTML5魔塔样板V2.2.1
+
+衰弱减少攻防的比例  √
+while循环事件  √
+地图数据统计
+最大存档个数提到main处理  √
+新建地图可以保留楼层属性  √
+装备的教程
+部分Bug修复  √
+
+-----------------------------------------------------------------------
+
+HTML5魔塔样板V2.2
 
 事件坐标可用变量指定("loc": ["flag:x", "flag:y"])
 全局商店也可以使用图块编辑