diff --git a/collects/scribblings/start/info.ss b/collects/scribblings/start/info.ss
new file mode 100644
index 0000000000..7378ac201c
--- /dev/null
+++ b/collects/scribblings/start/info.ss
@@ -0,0 +1,3 @@
+(module info setup/infotab
+  (define name "Scribblings: Start")
+  (define scribblings '(("start.scrbl" (main-doc)))))
diff --git a/collects/scribblings/start/start.scrbl b/collects/scribblings/start/start.scrbl
new file mode 100644
index 0000000000..9c02a8e66c
--- /dev/null
+++ b/collects/scribblings/start/start.scrbl
@@ -0,0 +1,42 @@
+#lang scribble/doc
+@require[scribble/manual
+         scribble/struct
+         setup/getinfo
+         setup/main-collects]
+
+@title{PLT Scheme Documentation}
+
+@begin[
+(define initial-ones
+  '("(collects . scribblings/quick/quick.scrbl):top"
+    blank
+    "(collects . scribblings/guide/guide.scrbl):top"
+    "(collects . scribblings/reference/reference.scrbl):top"
+    blank))
+
+(let* ([dirs (find-relevant-directories '(scribblings))]
+       [infos (map get-info/full dirs)]
+       [docs (apply append
+                    (map (lambda (i dir)
+                           (let ([s (i 'scribblings)])
+                             (map (lambda (d)
+                                    (if (pair? d)
+                                        (format "~a:top"
+                                                (path->main-collects-relative
+                                                 (build-path dir (car d))))
+                                        (format "bad: ~s" d)))
+                                  s)))
+                         infos
+                         dirs))])
+  (make-table
+   #f
+   (map (lambda (doc)
+          (list (make-flow (list (make-paragraph (list 
+                                                  (if (eq? doc 'blank)
+                                                      (hspace 1)
+                                                      (secref doc))))))))
+        (append initial-ones
+                (remove* initial-ones 
+                         (remove "(collects . scribblings/start/start.scrbl):top"
+                                 docs))))))
+]
diff --git a/collects/setup/scribble.ss b/collects/setup/scribble.ss
index 09b6fff84c..c841063a7a 100644
--- a/collects/setup/scribble.ss
+++ b/collects/setup/scribble.ss
@@ -216,7 +216,9 @@
                    (part-tag-prefix v)
                    src-file
                    p))
-          (set-part-tag-prefix! v p))))
+          (set-part-tag-prefix! v p))
+      (unless (member '(part "top") (part-tags v))
+        (set-part-tags! v (cons '(part "top") (part-tags v))))))
 
   (define ((get-doc-info only-dirs latex-dest) doc)
     (let ([info-out-file (build-path (or latex-dest (doc-dest-dir doc)) "xref-out.ss")]
diff --git a/doc/release-notes/mzscheme/MzScheme_4.txt b/doc/release-notes/mzscheme/MzScheme_4.txt
index 662229c020..1aef6804ab 100644
--- a/doc/release-notes/mzscheme/MzScheme_4.txt
+++ b/doc/release-notes/mzscheme/MzScheme_4.txt
@@ -2,8 +2,8 @@
 MzScheme version 4.0 is different from previous versions of MzScheme
 in several significant ways:
 
- - The documenation has been re-organized and re-written. Instead of
-   just reference manuals that occassionally provide examples, our
+ - The documentation has been re-organized and re-written. Instead of
+   just reference manuals that occasionally provide examples, our
    documentation is now based on "guides" that provides a friendly
    overview and extensive examples, and then separate "references"
    that provide the details (typically in a more terse, precise
@@ -55,13 +55,13 @@ in several significant ways:
 
    Library code should generally start with `scheme/base', which is a
    `mzscheme'-like compromise in terms of size (i.e., code size and
-   liklihood of name collisions) and convenience (i.e., the most
+   likelihood of name collisions) and convenience (i.e., the most
    commonly used bindings are available). The `scheme' choice is
    appropriate for programs where the additional functionality of
    `scheme' is likely to be needed or loaded, anyway.
 
  - The `#lang' shorthand for `module' is now preferred for a module
-   declaration in a file. In "my-library.ss", istead of
+   declaration in a file. In "my-library.ss", instead of
 
       (scheme my-library scheme/base
         (define my-stuff ....)
@@ -75,7 +75,7 @@ in several significant ways:
 
     Note the absence of the parenthesis wrapping the module content
     (it is terminated by the end-of-file) and the absence of the
-    redunant identifier `my-library'.
+    redundant identifier `my-library'.
 
  - Under Unix, "~" is no longer automatically expanded to a user's
    home directory. The `expand-path' function takes an optional
@@ -95,6 +95,11 @@ in several significant ways:
    `mzscheme' language). The `require' and `provide' forms expand to
    `#%require' and `#%provide'.
 
+ - The naming convention for compiled files has changed to preserve
+   the original file suffix. For example, the bytecode version of
+   "x.ss" is now named "x_ss.zo". The "_loader" protocol for
+   native-code extensions is no longer supported.
+
 ======================================================================
  Immutable and Mutable Pairs
 ======================================================================