diff --git a/_docs/api.md b/_docs/api.md
index c1c65a3d..712e04cd 100644
--- a/_docs/api.md
+++ b/_docs/api.md
@@ -952,10 +952,11 @@ core.startEvents(list, x, y, callback)
 此函数将调用core.setEvents，然后停止勇士，再执行core.doAction()。
 
 
-core.doAction()
+core.doAction(keepUI)
 执行下一个自定义事件。
 此函数将检测事件列表是否全部执行完毕，如果是则执行回调函数。
 否则，将从事件列表中弹出下一个事件，并调用core.doEvent进行执行。
+如果keepUI为true，则不会清掉UI层和selector，适合于自己用脚本的绘制。
 
 
 core.insertAction(action, x, y, callback, addToLast)
diff --git a/libs/events.js b/libs/events.js
index 8c72173f..f0807d4c 100644
--- a/libs/events.js
+++ b/libs/events.js
@@ -788,11 +788,13 @@ events.prototype.startEvents = function (list, x, y, callback) {
 }
 
 ////// 执行当前自定义事件列表中的下一个事件 //////
-events.prototype.doAction = function () {
-    // 清空boxAnimate和UI层
-    core.clearUI();
-    clearInterval(core.status.event.interval);
-    core.status.event.interval = null;
+events.prototype.doAction = function (keepUI) {
+    if (!keepUI) {
+        // 清空boxAnimate和UI层
+        core.clearUI();
+        clearInterval(core.status.event.interval);
+        core.status.event.interval = null;
+    }
     // 判定是否执行完毕
     if (this._doAction_finishEvents()) return;
     // 当前点坐标和前缀
@@ -1874,7 +1876,7 @@ events.prototype.setGlobalFlag = function (name, value) {
 events.prototype.closeDoor = function (x, y, id, callback) {
     id = id || "";
     if (!(id.endsWith("Door") || id.endsWith("Wall"))
-        || !core.material.icons.animates[id] || core.getBlock(x, y) != null) {
+        || core.material.icons.animates[id] == null || core.getBlock(x, y) != null) {
         if (callback) callback();
         return;
     }
diff --git a/libs/ui.js b/libs/ui.js
index d67f17db..4cbb3260 100644
--- a/libs/ui.js
+++ b/libs/ui.js
@@ -1664,8 +1664,19 @@ ui.prototype.drawFly = function(page) {
     core.setTextAlign('ui', 'center');
     core.fillText('ui', '楼层跳跃', this.HPIXEL, 60, '#FFFFFF', this._buildFont(28, true));
     core.fillText('ui', '返回游戏', this.HPIXEL, this.PIXEL - 13, null, this._buildFont(15, true))
-    core.fillText('ui', title, this.PIXEL - 60, this.HPIXEL + 39, null, this._buildFont(19, true));
+
     var middle = this.HPIXEL + 39;
+
+    // 换行
+    var lines = core.splitLines('ui', title, 120, this._buildFont(19, true));
+    var start_y = middle - (lines.length - 1) * 11;
+    for (var i in lines) {
+        core.fillText('ui', lines[i], this.PIXEL - 60, start_y);
+        start_y += 22;
+    }
+
+    // core.fillText('ui', title, this.PIXEL - 60, this.HPIXEL + 39, null, this._buildFont(19, true));
+
     if (core.actions._getNextFlyFloor(1) != page) {
         core.fillText('ui', '▲', this.PIXEL - 60, middle - 64, null, this._buildFont(17, false));
         core.fillText('ui', '▲', this.PIXEL - 60, middle - 96);
@@ -1913,9 +1924,12 @@ ui.prototype._drawToolbox_drawDescription = function (info, max_height) {
         // 检查能否eval
         text = core.replaceText(text);
     } catch (e) {}
-    var lines = core.splitLines('ui', text, this.PIXEL - 15, this._buildFont(17, false));
-    // --- 开始逐行绘制
-    var curr = 62, line_height = 25;
+
+    for (var font_size = 17; font_size >= 14; font_size -= 3) {
+        var lines = core.splitLines('ui', text, this.PIXEL - 15, this._buildFont(font_size, false));
+        var line_height = parseInt(font_size * 1.4), curr = 37 + line_height;
+        if (curr + lines.length * line_height < max_height) break;
+    }
     core.setFillStyle('ui', '#FFFFFF');
     for (var i=0;i<lines.length;++i) {
         core.fillText('ui', lines[i], 10, curr);
@@ -2019,8 +2033,12 @@ ui.prototype._drawEquipbox_description = function (info, max_height) {
     try {
         text = core.replaceText(text);
     } catch (e) {}
-    var lines = core.splitLines('ui', text, this.PIXEL - 15, this._buildFont(17, false));
-    var curr = 62, line_height = 25;
+
+    for (var font_size = 17; font_size >= 11; font_size -= 3) {
+        var lines = core.splitLines('ui', text, this.PIXEL - 15, this._buildFont(font_size, false));
+        var line_height = parseInt(font_size * 1.4), curr = 37 + line_height;
+        if (curr + lines.length * line_height < max_height) break;
+    }
     core.setFillStyle('ui', '#FFFFFF');
     for (var i = 0; i < lines.length; ++i) {
         core.fillText('ui', lines[i], 10, curr);