diff --git a/_server/MotaAction.g4 b/_server/MotaAction.g4
index 924b1476..7771588d 100644
--- a/_server/MotaAction.g4
+++ b/_server/MotaAction.g4
@@ -3274,6 +3274,9 @@ var ops = {
     '**': 'Math.pow('+expression_0+','+expression_1+')',
     'min': 'Math.min('+expression_0+','+expression_1+')',
     'max': 'Math.max('+expression_0+','+expression_1+')',
+    'blockId': 'core.getBlockId('+expression_0+','+expression_1+')',
+    'blockNum': 'core.getBlockNum('+expression_0+','+expression_1+')',
+    'blockCls': 'core.getBlockCls('+expression_0+','+expression_1+')',
 }
 if (ops[Arithmetic_List_0])code = ops[Arithmetic_List_0];
 var orders = {
@@ -3296,6 +3299,9 @@ var orders = {
     '^': Blockly.JavaScript.ORDER_BITWISE_XOR,
     'min': Blockly.JavaScript.ORDER_MEMBER, //recieveOrder : ORDER_COMMA
     'max': Blockly.JavaScript.ORDER_MEMBER, //recieveOrder : ORDER_COMMA
+    'blockId': Blockly.JavaScript.ORDER_MEMBER, //recieveOrder : ORDER_COMMA
+    'blockNum': Blockly.JavaScript.ORDER_MEMBER, //recieveOrder : ORDER_COMMA
+    'blockCls': Blockly.JavaScript.ORDER_MEMBER, //recieveOrder : ORDER_COMMA
 }
 return [code, orders[Arithmetic_List_0]];
 */;
@@ -3522,8 +3528,8 @@ ShopUse_List
     /*ShopUse_List ['money','exp']*/;
 
 Arithmetic_List
-    :   '加'|'减'|'乘'|'除'|'取余'|'乘方'|'等于'|'不等于'|'大于'|'小于'|'大于等于'|'小于等于'|'且'|'或'|'异或'|'取较大'|'取较小'|'弱相等'|'弱不相等'
-    /*Arithmetic_List ['+','-','*','/','%','**','===','!==','>','<','>=','<=','&&','||','^','max','min','==','!=']*/;
+    :   '加'|'减'|'乘'|'除'|'取余'|'乘方'|'等于'|'不等于'|'大于'|'小于'|'大于等于'|'小于等于'|'且'|'或'|'异或'|'取较大'|'取较小'|'弱相等'|'弱不相等'|'图块id'|'图块数字'|'图块类型'
+    /*Arithmetic_List ['+','-','*','/','%','**','===','!==','>','<','>=','<=','&&','||','^','max','min','==','!=','blockId','blockNum','blockCls']*/;
 
 AssignOperator_List
     :   '设为'|'增加'|'减少'|'乘以'|'除以'|'乘方'|'除以并取商'|'除以并取余'|'设为不小于'|'设为不大于'
diff --git a/libs/events.js b/libs/events.js
index 83f83fde..7d37f902 100644
--- a/libs/events.js
+++ b/libs/events.js
@@ -560,7 +560,6 @@ events.prototype._sys_getItem = function (data, callback) {
 ////// 获得某个物品 //////
 events.prototype.getItem = function (id, num, x, y, isGentleClick, callback) {
     if (num == null) num = 1;
-    num = num || 1;
     var itemCls = core.material.items[id].cls;
     core.removeBlock(x, y);
     core.items.getItemEffect(id, num);
diff --git a/project/functions.js b/project/functions.js
index 8de169ce..dd94a714 100644
--- a/project/functions.js
+++ b/project/functions.js
@@ -214,7 +214,11 @@ var functions_d6ad677b_427a_4623_b50f_a445a3b0ef8a =
 	core.status.route.push("fly:" + toId);
 	// 传送
 	core.ui.closePanel();
-	core.changeFloor(toId, stair, loc, null, callback);
+	core.setFlag('__isFlying__', true);
+	core.changeFloor(toId, stair, loc, null, function () {
+		core.removeFlag("__isFlying__");
+		if (callback) callback();
+	});
 
 	return true;
 },