diff --git a/_server/editor_unsorted_2.js b/_server/editor_unsorted_2.js
index ceb3bf16..17b8092e 100644
--- a/_server/editor_unsorted_2.js
+++ b/_server/editor_unsorted_2.js
@@ -185,6 +185,41 @@ editor_unsorted_2_wrapper=function(editor_mode){
             });
         }
 
+        var changeFloorId = document.getElementById('changeFloorId');
+        changeFloorId.children[1].onclick = function () {
+            var floorId = changeFloorId.children[0].value;
+            if (floorId) {
+                if (!/^[a-zA-Z_][a-zA-Z0-9_]*$/.test(floorId)) {
+                    printe("楼层名 "+floorId+" 不合法！请使用字母、数字、下划线，且不能以数字开头！");
+                    return;
+                }
+                if (main.floorIds.indexOf(floorId)>=0) {
+                    printe("楼层名 "+floorId+" 已存在！");
+                    return;
+                }
+                var currentFloorId = editor.currentFloorId;
+                editor.currentFloorId = floorId;
+                editor.currentFloorData.floorId = floorId;
+                editor.file.saveFloorFile(function (err) {
+                    if (err) {
+                        printe(err);
+                        throw(err);
+                    }
+                    core.floorIds[core.floorIds.indexOf(currentFloorId)] = floorId;
+                    editor.file.editTower([['change', "['main']['floorIds']", core.floorIds]], function (objs_) {//console.log(objs_);
+                        if (objs_.slice(-1)[0] != null) {
+                            printe(objs_.slice(-1)[0]);
+                            throw(objs_.slice(-1)[0])
+                        }
+                        alert("修改floorId成功，需要刷新编辑器生效。\n请注意，原始的楼层文件没有删除，请根据需要手动删除。");
+                        window.location.reload();
+                    });
+                });
+            } else {
+                printe('请输入要修改到的floorId');
+            }
+        }
+
         var ratio = 1;
         var appendPicCanvas = document.getElementById('appendPicCanvas');
         var bg = appendPicCanvas.children[0];
diff --git a/editor-mobile.html b/editor-mobile.html
index 563c0b7e..67db31dd 100644
--- a/editor-mobile.html
+++ b/editor-mobile.html
@@ -162,6 +162,10 @@
                     </tbody>
                 </table>
             </div>
+            <div id='changeFloorId'><!-- id and idnum -->
+                <input placeholder="修改floorId为"/>
+                <button>save</button>
+            </div>
         </div>
     </div>
     <div id="left5" class='leftTab' style="z-index:-1;opacity: 0;"><!-- tower -->
diff --git a/editor.html b/editor.html
index 7af5e35d..4ea3654f 100644
--- a/editor.html
+++ b/editor.html
@@ -158,6 +158,10 @@
                     </tbody>
                 </table>
             </div>
+            <div id='changeFloorId'><!-- id and idnum -->
+                <input placeholder="修改floorId为"/>
+                <button>save</button>
+            </div>
         </div>
     </div>
     <div id="left5" class='leftTab' style="z-index:-1;opacity: 0;"><!-- tower -->