diff --git a/checkin_notes b/checkin_notes
index 5b75a14275..2da9e438eb 100755
--- a/checkin_notes
+++ b/checkin_notes
@@ -538,6 +538,12 @@ David  16 Jan 2006
         cs_benchmark.C
         cs_scheduler.C
 
-Rom    15 Jan 2006 (HEAD)
+Rom    17 Jan 2006 (HEAD)
     - Tag for 5.3.12 release, all platforms
       boinc_core_release_5_3_12
+
+David  17 Jan 2006
+    - user web: add Mauritius to country list
+
+    html/inc/
+        countries.inc
diff --git a/doc/api.php b/doc/api.php
index b721ec917d..62a91aba35 100644
--- a/doc/api.php
+++ b/doc/api.php
@@ -184,9 +184,13 @@ To keep this display current, an application should periodically call
 <pre>
    boinc_fraction_done(double fraction_done);
 </pre>
-The <code>fraction_done</code> argument is a rough estimate of the
+The <code>fraction_done</code> argument is an estimate of the
 workunit fraction complete (0 to 1).
 This function is fast and can be called frequently.
+The sequence of arguments in successive calls should
+be non-decreasing.
+An application should never 'reset' and start over
+if an error occurs; it should exit with an error code.
 
 <p>
 The following functions get information from the core client;
diff --git a/html/inc/countries.inc b/html/inc/countries.inc
index a99b7e3e77..37d0a7fbe0 100644
--- a/html/inc/countries.inc
+++ b/html/inc/countries.inc
@@ -140,6 +140,7 @@ $countries = array(
     "Marshall Islands",
     "Martinique",
     "Mauritania",
+    "Mauritius",
     "Mexico",
     "Micronesia",
     "Moldova",