--- lbbs/src/screen.c	2025/05/19 01:44:49	1.64
+++ lbbs/src/screen.c	2025/05/19 07:18:56	1.66
@@ -485,8 +485,8 @@ int show_bottom(const char *msg)
 	moveto(SCREEN_ROWS, 0);
 	clrtoeol();
 	prints("\033[1;44;33m[\033[36m%s\033[33m]%*s%*sÕʺÅ[\033[36m%s\033[33m]"
-		   "[\033[36m%1d\033[33m:\033[36m%2d\033[33m:\033[36m%2d\033[33m]\033[m",
-		   str_time, 21, msg_f, 13 - len_username, "", BBS_username,
+		   "[\033[36m%1d\033[33mÌì\033[36m%2d\033[33mʱ\033[36m%2d\033[33m·Ö]\033[m",
+		   str_time, 21, msg_f, 9 - len_username, "", BBS_username,
 		   tm_online->tm_mday - 1, tm_online->tm_hour, tm_online->tm_min);
 
 	return 0;
@@ -501,6 +501,9 @@ int show_active_board()
 	static const void *p_data;
 	static const long *p_line_offsets;
 
+	static time_t t_last_show = 0;
+	static int line_last = 0;
+
 	char buffer[LINE_BUFFER_LEN];
 	long int len;
 
@@ -513,6 +516,16 @@ int show_active_board()
 		}
 	}
 
+	if (time(0) - t_last_show >= 10)
+	{
+		line_last = line_current;
+		t_last_show = time(0);
+	}
+	else
+	{
+		line_current = line_last;
+	}
+
 	clrline(2, 2 + ACTIVE_BOARD_HEIGHT);
 
 	for (int i = 0; i < ACTIVE_BOARD_HEIGHT; i++)