case WID_AIC_CHANGE: {
				uint change_width = 0;
				StringID change = STR_AI_CONFIG_CHANGE;
				SetDParam(0, STR_AI_CONFIG_GAMESCRIPT);
				change_width = max(change_width, GetStringBoundingBox(change).width);
				SetDParam(0, STR_AI_CONFIG_NONE);
				change_width = max(change_width, GetStringBoundingBox(change).width);
				SetDParam(0, STR_AI_CONFIG_AI);
				change_width = max(change_width, GetStringBoundingBox(change).width);
				size->width = change_width + WD_MATRIX_LEFT + WD_MATRIX_RIGHT;
				break;
			}