--- a/hedgewars/uScript.pas	Fri Jan 17 18:17:47 2014 +0100
+++ b/hedgewars/uScript.pas	Sat Jan 18 00:10:33 2014 +0400
@@ -224,7 +224,7 @@
 begin
     if lua_gettop(L) = 5 then
         begin
-        ShowMission(lua_tostring(L, 1), lua_tostring(L, 2), lua_tostring(L, 3), lua_tointeger(L, 4), lua_tointeger(L, 5));
+        ShowMission(lua_tolstring(L, 1, nil), lua_tolstring(L, 2, nil), lua_tolstring(L, 3, nil), lua_tointeger(L, 4), lua_tointeger(L, 5));
         end
     else
         LuaParameterCountError('ShowMission', 'caption, subcaption, text, icon, time', lua_gettop(L));
@@ -268,10 +268,10 @@
 function lc_addcaption(L : Plua_State) : LongInt; Cdecl;
 begin
     if lua_gettop(L) = 1 then
-        AddCaption(lua_tostring(L, 1), cWhiteColor, capgrpMessage)
+        AddCaption(lua_tolstring(L, 1, nil), cWhiteColor, capgrpMessage)
     else if lua_gettop(L) = 3 then
         begin
-        AddCaption(lua_tostring(L, 1), lua_tointeger(L, 2) shr 8, TCapGroup(lua_tointeger(L, 3)));
+        AddCaption(lua_tolstring(L, 1, nil), lua_tointeger(L, 2) shr 8, TCapGroup(lua_tointeger(L, 3)));
         end
     else
         LuaParameterCountError('AddCaption', 'text[, color, captiongroup]', lua_gettop(L));