diff --git a/documentation/debugging b/documentation/debugging
index 51bd0fc..1686ae7 100644
--- a/documentation/debugging
+++ b/documentation/debugging
@@ -101,7 +101,9 @@
 
   Switch to UNIX shell, get the process-ID using "ps -a|grep wine", and do a
   "kill -HUP <pid>" (without " and <>). Wine will then enter its internal
-  debugger and you can proceed as explained above.
+  debugger and you can proceed as explained above. Also, you can use -debug
+  switch and then you can get into internal debugger by pressing Ctrl-C in 
+  the terminal where you run Wine.
 
 Program reports an error with a Messagebox
 ==========================================
diff --git a/documentation/internals b/documentation/internals
index 10bc578..5ffd800 100644
--- a/documentation/internals
+++ b/documentation/internals
@@ -17,6 +17,7 @@
 located in windows/, controls/, and misc/ directories.
 
 1. Windowing subsystem
+----------------------
 
    windows/win.c
    windows/winpos.c
@@ -58,15 +59,17 @@
    active window ("foreground window" in Win32) is moved to the front
    of z-order unless its top-level ancestor owns popup windows.
 
-   All these issues are dealt with (or supposed to be) in 
-   windows/winpos.c
+   All these issues are dealt with (or supposed to be) in windows/winpos.c 
+   with SetWindowPos() being the primary interface to the window manager.
 
    Wine specifics: in default and managed mode each top-level window
    gets its own X counterpart with desktop window being basically a 
    fake stub. In desktop mode, however, only desktop window has an X
-   window associated with it.
+   window associated with it. Also, SetWindowPos() should eventually be
+   implemented via Begin/End/DeferWindowPos() calls and not the other way
+   around.
 
-2. Visible region, clipping region and update region
+   1.1 Visible region, clipping region and update region
 
    windows/dce.c
    windows/winpos.c
@@ -143,9 +146,12 @@
    the DC cache to recalculate visible regions for entries whose windows 
    were involved in the operation. DC entries (DCE) can be either private
    to the window, or private to the window class, or shared between all 
-   windows. Windows 3.1 limits the number of shared DCEs to 5. 
+   windows (Windows 3.1 limits the number of shared DCEs to 5).
 
-3. Messaging subsystem
+   1.2
+
+2. Messaging subsystem
+----------------------
 
    windows/queue.c
    windows/message.c