Guest (G-restricted) accounts don't get persistent properties:

- always return the default value from the get() method
- always return true from the set() method (don't write anything)
Thanks to the anonymous YouTube BBS reviewer for highlighting this problem
(i.e. Minesweeper used the preferences of the last Guest user to run it)

exec/load/userprops.js

 // $Id$
 
+require("userdefs.js", 'UFLAG_G');
+
 function filename(usernum)
 {
 	return system.data_dir + format("user/%04u.ini", usernum);
@@ -7,8 +9,11 @@ function filename(usernum)
 
 function get(section, key, deflt, usernum)
 {
-	if(!usernum)
+	if(!usernum) {
 		usernum = user.number;
+		if(user.security.restrictions & UFLAG_G)
+			return deflt;
+	}
 	var file = new File(filename(usernum));
 	if(!file.open('r'))
 		return deflt;
@@ -25,8 +30,11 @@ function get(section, key, deflt, usernum)
 
 function set(section, key, value, usernum)
 {
-	if(!usernum)
+	if(!usernum) {
 		usernum = user.number;
+		if(user.security.restrictions & UFLAG_G)
+			return true;
+	}
 	var file = new File(filename(usernum));
 	if(!file.open(file.exists ? 'r+':'w+'))
 		return false;