Use the new bbs.msghdr_top_of_screen property to determine if the avatar should

be shown at the top of the screen or relative to the bottom of the header.

exec/showmsgavatar.js

@@ -16,6 +16,7 @@ var   USER_ANSI         =(1<<1);
 // Avatar support here:
 if(!(bbs.msg_attr&MSG_ANONYMOUS) && console.term_supports(USER_ANSI)) {
 	var Avatar = load({}, 'avatar_lib.js');
-	Avatar.draw(bbs.msg_from_ext, bbs.msg_from, bbs.msg_from_net, /* above: */true, /* right-justified: */true);
+	Avatar.draw(bbs.msg_from_ext, bbs.msg_from, bbs.msg_from_net, /* above: */true, /* right-justified: */true
+		,bbs.msghdr_top_of_screen);
 	console.attributes = 7;	// Clear the background attribute as the next line might scroll, filling with BG attribute
 }
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