@broadcast only in chat box

[Yoga]

Hey, anyone know how to make @broadcast only announce on chatbox? with blue colour , like @main 

and im using eAthena, thanks

[Neffletics]

Why not duplicate @main command and apply few modifications? Then change FE000000 to blue.
 

/*===================================
 * Main chat [LuzZza]
 * Usage: @main <on|off|message>
 *-----------------------------------*/
ACMD_FUNC(main)
{
	if( message[0] ) {

		if(strcmpi(message, "on") == 0) {
			if(!sd->state.mainchat) {
				sd->state.mainchat = 1;
				clif_displaymessage(fd, msg_txt(380)); // Main chat has been activated.
			} else {
				clif_displaymessage(fd, msg_txt(381)); // Main chat already activated.
			}
		} else if(strcmpi(message, "off") == 0) {
			if(sd->state.mainchat) {
				sd->state.mainchat = 0;
				clif_displaymessage(fd, msg_txt(382)); // Main chat has been disabled.
			} else {
				clif_displaymessage(fd, msg_txt(383)); // Main chat already disabled.
			}
		} else {
			if(!sd->state.mainchat) {
				sd->state.mainchat = 1;
				clif_displaymessage(fd, msg_txt(380)); // Main chat has been activated.
			}
			if (sd->sc.data[SC_NOCHAT] && sd->sc.data[SC_NOCHAT]->val1&MANNER_NOCHAT) {
				clif_displaymessage(fd, msg_txt(387));
				return -1;
			}
			sprintf(atcmd_output, msg_txt(386), sd->status.name, message);
			// I use 0xFE000000 color for signalizing that this message is
			// main chat message. 0xFE000000 is invalid color, same using
			// 0xFF000000 for simple (not colored) GM messages. [LuzZza]
			intif_broadcast2(atcmd_output, strlen(atcmd_output) + 1, 0xFE000000, 0, 0, 0, 0);

			// Chat logging type 'M' / Main Chat
			log_chat(LOG_CHAT_MAINCHAT, 0, sd->status.char_id, sd->status.account_id, mapindex_id2name(sd->mapindex), sd->bl.x, sd->bl.y, NULL, message);
		}
		
	} else {
	
		if(sd->state.mainchat) 
			clif_displaymessage(fd, msg_txt(384)); // Main chat currently enabled. Usage: @main <on|off>, @main <message>.
		else
			clif_displaymessage(fd, msg_txt(385)); // Main chat currently disabled. Usage: @main <on|off>, @main <message>.
	}
	return 0;
}