Nits: document use of $IDLESTARTUP; display idle version
diff --git a/Tools/idle/PyShell.py b/Tools/idle/PyShell.py
index 73def14..76a4beb 100644
--- a/Tools/idle/PyShell.py
+++ b/Tools/idle/PyShell.py
@@ -16,6 +16,7 @@
 from FileList import FileList
 from ColorDelegator import ColorDelegator
 from OutputWindow import OutputWindow
+import idlever
 
 # We need to patch linecache.checkcache, because we don't want it
 # to throw away our <pyshell#...> entries.
@@ -406,8 +407,9 @@
 
     def begin(self):
         self.resetoutput()
-        self.write("Python %s on %s\n%s\n" %
-                   (sys.version, sys.platform, sys.copyright))
+        self.write("Python %s on %s\n%s\nIDLE %s\n" %
+                   (sys.version, sys.platform, sys.copyright,
+                    idlever.IDLE_VERSION))
         try:
             sys.ps1
         except AttributeError:
@@ -639,7 +641,7 @@
 -c command  run this command
 -d          enable debugger
 -e          edit mode; arguments are files to be edited
--s          run $PYTHONSTARTUP before anything else
+-s          run $IDLESTARTUP or $PYTHONSTARTUP before anything else
 -t title    set title of shell window
 
 When neither -c nor -e is used, and there are arguments, and the first