Change all occurrences of "Mouse-[0-9]" to "mouse-[0-9]"

* doc/emacs/*.texi: Change all occurrences of "Mouse-[0-9]" to
"mouse-[0-9]".  These are case sensitive, and the keys are lower case
(bug#14554).

doc/emacs/buffers.texi

@@ -699,10 +699,10 @@ C-b}.  To customize this buffer list, use the @code{bs} Custom group
 @cindex mode, MSB
 @cindex MSB mode
 @findex mouse-buffer-menu
-@kindex C-Down-Mouse-1
+@kindex C-Down-mouse-1
   MSB global minor mode (``MSB'' stands for ``mouse select buffer'')
 provides a different and customizable mouse buffer menu which you may
 prefer.  It replaces the bindings of @code{mouse-buffer-menu},
-normally on @kbd{C-Down-Mouse-1} and @kbd{C-@key{F10}}, and the menu
+normally on @kbd{C-Down-mouse-1} and @kbd{C-@key{F10}}, and the menu
 bar buffer menu.  You can customize the menu in the @code{msb} Custom
 group.

doc/emacs/building.texi

@@ -929,23 +929,23 @@ still in the right places.
 @cindex fringes, for debugging
 
 @table @asis
-@item @kbd{Mouse-1} (in fringe)
+@item @kbd{mouse-1} (in fringe)
 Set or clear a breakpoint on that line.
 
-@item @kbd{C-Mouse-1} (in fringe)
+@item @kbd{C-mouse-1} (in fringe)
 Enable or disable a breakpoint on that line.
 
-@item @kbd{Mouse-3} (in fringe)
+@item @kbd{mouse-3} (in fringe)
 Continue execution to that line.
 
-@item @kbd{C-Mouse-3} (in fringe)
+@item @kbd{C-mouse-3} (in fringe)
 Jump to that line.
 @end table
 
-  On a graphical display, you can click @kbd{Mouse-1} in the fringe of
+  On a graphical display, you can click @kbd{mouse-1} in the fringe of
 a source buffer, to set a breakpoint on that line (@pxref{Fringes}).
 A red dot appears in the fringe, where you clicked.  If a breakpoint
-already exists there, the click removes it.  A @kbd{C-Mouse-1} click
+already exists there, the click removes it.  A @kbd{C-mouse-1} click
 enables or disables an existing breakpoint; a breakpoint that is
 disabled, but not unset, is indicated by a gray dot.
 
@@ -957,10 +957,10 @@ of the window.  Disabled breakpoints are indicated with @samp{b}.
   A solid arrow in the left fringe of a source buffer indicates the
 line of the innermost frame where the debugged program has stopped.  A
 hollow arrow indicates the current execution line of a higher-level
-frame.  If you drag the arrow in the fringe with @kbd{Mouse-1}, that
+frame.  If you drag the arrow in the fringe with @kbd{mouse-1}, that
 causes execution to advance to the line where you release the button.
-Alternatively, you can click @kbd{Mouse-3} in the fringe to advance to
-that line.  You can click @kbd{C-Mouse-3} in the fringe to jump to
+Alternatively, you can click @kbd{mouse-3} in the fringe to advance to
+that line.  You can click @kbd{C-mouse-3} in the fringe to jump to
 that line without executing the intermediate lines.  This command
 allows you to go backwards, which can be useful for running through
 code that has already executed, in order to examine its execution in
@@ -994,15 +994,15 @@ Delete the current breakpoint (@code{gdb-delete-breakpoint}).
 Visit the source line for the current breakpoint
 (@code{gdb-goto-breakpoint}).
 
-@item Mouse-2
-@kindex Mouse-2 @r{(GDB Breakpoints buffer)}
+@item mouse-2
+@kindex mouse-2 @r{(GDB Breakpoints buffer)}
 Visit the source line for the breakpoint you click on.
 @end table
 
 @vindex gdb-show-threads-by-default
   When @code{gdb-many-windows} is non-@code{nil}, the GDB Breakpoints
 buffer shares its window with the GDB Threads buffer.  To switch from
-one to the other click with @kbd{Mouse-1} on the relevant button in
+one to the other click with @kbd{mouse-1} on the relevant button in
 the header line.  If @code{gdb-show-threads-by-default} is
 non-@code{nil}, the GDB Threads buffer is the one shown by default.
 
@@ -1014,7 +1014,7 @@ non-@code{nil}, the GDB Threads buffer is the one shown by default.
 debugged program.  @xref{Threads, Threads, Debugging programs with
 multiple threads, gdb, The GNU debugger}.  To select a thread, move
 point there and press @key{RET} (@code{gdb-select-thread}), or click on
-it with @kbd{Mouse-2}.  This also displays the associated source
+it with @kbd{mouse-2}.  This also displays the associated source
 buffer, and updates the contents of the other GDB buffers.
 
   You can customize variables under @code{gdb-buffers} group to select
@@ -1095,7 +1095,7 @@ debugger}.
 arrow in the fringe.  On text terminals, or when fringes are disabled,
 the selected stack frame is displayed in reverse contrast.  To select
 a stack frame, move point in its line and type @key{RET}
-(@code{gdb-frames-select}), or click @kbd{Mouse-2} on it.  Doing so
+(@code{gdb-frames-select}), or click @kbd{mouse-2} on it.  Doing so
 also updates the Locals buffer
 @ifnottex
 (@pxref{Other GDB Buffers}).
@@ -1112,19 +1112,19 @@ also updates the Locals buffer
 This buffer displays the values of local variables of the current
 frame for simple data types (@pxref{Frame Info, Frame Info,
 Information on a frame, gdb, The GNU debugger}).  Press @key{RET} or
-click @kbd{Mouse-2} on the value if you want to edit it.
+click @kbd{mouse-2} on the value if you want to edit it.
 
 Arrays and structures display their type only.  With GDB 6.4 or later,
 you can examine the value of the local variable at point by typing
-@key{RET}, or with a @kbd{Mouse-2} click.  With earlier versions of
-GDB, use @key{RET} or @kbd{Mouse-2} on the type description
+@key{RET}, or with a @kbd{mouse-2} click.  With earlier versions of
+GDB, use @key{RET} or @kbd{mouse-2} on the type description
 (@samp{[struct/union]} or @samp{[array]}).  @xref{Watch Expressions}.
 
 @item Registers Buffer
 @findex toggle-gdb-all-registers
 This buffer displays the values held by the registers
 (@pxref{Registers,,, gdb, The GNU debugger}).  Press @key{RET} or
-click @kbd{Mouse-2} on a register if you want to edit its value.  With
+click @kbd{mouse-2} on a register if you want to edit its value.  With
 GDB 6.4 or later, recently changed register values display with
 @code{font-lock-warning-face}.
 
@@ -1137,17 +1137,17 @@ the fringe or margin.
 @item Memory Buffer
 The memory buffer lets you examine sections of program memory
 (@pxref{Memory, Memory, Examining memory, gdb, The GNU debugger}).
-Click @kbd{Mouse-1} on the appropriate part of the header line to
+Click @kbd{mouse-1} on the appropriate part of the header line to
 change the starting address or number of data items that the buffer
 displays.  Alternatively, use @kbd{S} or @kbd{N} respectively.  Click
-@kbd{Mouse-3} on the header line to select the display format or unit
+@kbd{mouse-3} on the header line to select the display format or unit
 size for these data items.
 @end table
 
 When @code{gdb-many-windows} is non-@code{nil}, the locals buffer
 shares its window with the registers buffer, just like breakpoints and
 threads buffers.  To switch from one to the other, click with
-@kbd{Mouse-1} on the relevant button in the header line.
+@kbd{mouse-1} on the relevant button in the header line.
 
 @node Watch Expressions
 @subsubsection Watch Expressions
@@ -1171,7 +1171,7 @@ name and type otherwise.  Root expressions also display the frame
 address as a tooltip to help identify the frame in which they were
 defined.
 
-  To expand or contract a complex data type, click @kbd{Mouse-2} or
+  To expand or contract a complex data type, click @kbd{mouse-2} or
 press @key{SPC} on the tag to the left of the expression.  Emacs asks
 for confirmation before expanding the expression if its number of
 immediate children exceeds the value of the variable
@@ -1186,7 +1186,7 @@ expression in the speedbar and type @kbd{D} (@code{gdb-var-delete}).
 @findex gdb-edit-value
   To edit a variable with a simple data type, or a simple element of a
 complex data type, move point there in the speedbar and type @key{RET}
-(@code{gdb-edit-value}).  Or you can click @kbd{Mouse-2} on a value to
+(@code{gdb-edit-value}).  Or you can click @kbd{mouse-2} on a value to
 edit it.  Either way, this reads the new value using the minibuffer.
 
 @vindex gdb-show-changed-values

doc/emacs/calendar.texi

@@ -19,8 +19,8 @@ prompts you for the month and year to be the center of the three-month
 calendar.  The calendar uses its own buffer, whose major mode is
 Calendar mode.
 
-  @kbd{Mouse-3} in the calendar brings up a menu of operations on a
-particular date; @kbd{Mouse-2} brings up a menu of commonly used
+  @kbd{mouse-3} in the calendar brings up a menu of operations on a
+particular date; @kbd{mouse-2} brings up a menu of commonly used
 calendar features that are independent of any particular date.  To exit
 the calendar, type @kbd{q}.
 
@@ -460,7 +460,7 @@ to.
 and can display them.  You can add your own holidays to the default list.
 
 @table @kbd
-@item Mouse-3 Holidays
+@item mouse-3 Holidays
 @itemx h
 Display holidays for the selected date
 (@code{calendar-cursor-holidays}).
@@ -483,7 +483,7 @@ List holidays in another window for a specified range of years.
 @vindex calendar-view-holidays-initially-flag
   To see if any holidays fall on a given date, position point on that
 date in the calendar window and use the @kbd{h} command.  Alternatively,
-click on that date with @kbd{Mouse-3} and then choose @kbd{Holidays}
+click on that date with @kbd{mouse-3} and then choose @kbd{Holidays}
 from the menu that appears.  Either way, this displays the holidays for
 that date, in the echo area if they fit there, otherwise in a separate
 window.
@@ -548,7 +548,7 @@ practice}, not historical fact.  For example Veteran's Day began in
 times of sunrise and sunset for any date.
 
 @table @kbd
-@item Mouse-3 Sunrise/sunset
+@item mouse-3 Sunrise/sunset
 @itemx S
 Display times of sunrise and sunset for the selected date
 (@code{calendar-sunrise-sunset}).
@@ -565,7 +565,7 @@ Display times of sunrise and sunset for the selected month.
 @findex sunrise-sunset
   Within the calendar, to display the @emph{local times} of sunrise and
 sunset in the echo area, move point to the date you want, and type
-@kbd{S}.  Alternatively, click @kbd{Mouse-3} on the date, then choose
+@kbd{S}.  Alternatively, click @kbd{mouse-3} on the date, then choose
 @samp{Sunrise/sunset} from the menu that appears.  The command @kbd{M-x
 sunrise-sunset} is available outside the calendar to display this
 information for today's date or a specified date.  To specify a date
@@ -777,7 +777,7 @@ in various other calendar systems:
 @table @kbd
 @kindex p @r{(Calendar mode)}
 @findex calendar-print-other-dates
-@item Mouse-3  Other calendars
+@item mouse-3  Other calendars
 @itemx p o
 Display the selected date in various other calendars.
 (@code{calendar-print-other-dates}).
@@ -831,7 +831,7 @@ Display Mayan date for selected day (@code{calendar-mayan-print-date}).
 appropriate command starting with @kbd{p} from the table above.  The
 prefix @kbd{p} is a mnemonic for ``print'', since Emacs ``prints'' the
 equivalent date in the echo area.  @kbd{p o} displays the
-date in all forms known to Emacs.  You can also use @kbd{Mouse-3} and
+date in all forms known to Emacs.  You can also use @kbd{mouse-3} and
 then choose @kbd{Other calendars} from the menu that appears.  This
 displays the equivalent forms of the date in all the calendars Emacs
 understands, in the form of a menu.  (Choosing an alternative from
@@ -1020,7 +1020,7 @@ it.  You can also view today's events outside of Calendar mode.  In the
 following, key bindings refer to the Calendar buffer.
 
 @table @kbd
-@item Mouse-3 Diary
+@item mouse-3 Diary
 @itemx d
 Display all diary entries for the selected date
 (@code{diary-view-entries}).
@@ -1058,7 +1058,7 @@ entries for that many successive days.  Thus, @kbd{2 d} displays all the
 entries for the selected date and for the following day.
 
   Another way to display the diary entries for a date is to click
-@kbd{Mouse-3} on the date, and then choose @kbd{Diary entries} from
+@kbd{mouse-3} on the date, and then choose @kbd{Diary entries} from
 the menu that appears.  If the variable
 @code{calendar-view-diary-initially-flag} is non-@code{nil}, creating the
 calendar lists the diary entries for the current date (provided the

doc/emacs/dired.texi

@@ -353,8 +353,8 @@ file.  @xref{Windows}.
 Visit the file described on the current line, and display the buffer in
 another window, but do not select that window (@code{dired-display-file}).
 
-@item Mouse-1
-@itemx Mouse-2
+@item mouse-1
+@itemx mouse-2
 @findex dired-mouse-find-file-other-window
 Visit the file whose name you clicked on
 (@code{dired-mouse-find-file-other-window}).  This uses another window

doc/emacs/fixit.texi

@@ -408,7 +408,7 @@ buffers, add @code{flyspell-mode} to @code{text-mode-hook}.
 @findex flyspell-auto-correct-word
 @findex flyspell-correct-word-before-point
   When Flyspell mode highlights a word as misspelled, you can click on
-it with @kbd{Mouse-2} (@code{flyspell-correct-word}) to display a menu
+it with @kbd{mouse-2} (@code{flyspell-correct-word}) to display a menu
 of possible corrections and actions.  In addition, @kbd{C-.} or
 @kbd{@key{ESC}-@key{TAB}} (@code{flyspell-auto-correct-word}) will
 propose various successive corrections for the word at point, and

doc/emacs/frames.texi

@@ -70,22 +70,22 @@ for doing so on MS-DOS).  Menus are supported on all text terminals.
 @cindex mouse buttons (what they do)
 @cindex mouse, selecting text using
 
-@kindex Mouse-1
-@kindex Mouse-2
-@kindex Mouse-3
+@kindex mouse-1
+@kindex mouse-2
+@kindex mouse-3
 @table @kbd
-@item Mouse-1
+@item mouse-1
 Move point to where you click (@code{mouse-set-point}).
 
-@item Drag-Mouse-1
+@item Drag-mouse-1
 Activate the region around the text selected by dragging, and put the
 text in the primary selection (@code{mouse-set-region}).
 
-@item Mouse-2
+@item mouse-2
 Move point to where you click, and insert the contents of the primary
 selection there (@code{mouse-yank-primary}).
 
-@item Mouse-3
+@item mouse-3
 If the region is active, move the nearer end of the region to the
 click position; otherwise, set mark at the current value of point and
 point at the click position.  Save the resulting region in the kill
@@ -94,7 +94,7 @@ ring; on a second click, kill it (@code{mouse-save-then-kill}).
 
 @findex mouse-set-point
   The most basic mouse command is @code{mouse-set-point}, which is
-invoked by clicking with the left mouse button, @kbd{Mouse-1}, in the
+invoked by clicking with the left mouse button, @kbd{mouse-1}, in the
 text area of a window.  This moves point to the position where you
 clicked.  If that window was not the selected window, it becomes the
 selected window.
@@ -110,7 +110,7 @@ the window and sets the cursor position.
 
 @cindex mouse, dragging
 @findex mouse-set-region
-  Holding down @kbd{Mouse-1} and dragging the mouse over a stretch
+  Holding down @kbd{mouse-1} and dragging the mouse over a stretch
 of text activates the region around that text
 (@code{mouse-set-region}), placing the mark where you started holding
 down the mouse button, and point where you release it (@pxref{Mark}).
@@ -132,49 +132,49 @@ on how far away from the window edge the mouse has gone; the variable
 
 @findex mouse-yank-primary
 @findex mouse-yank-at-click
-  Clicking with the middle mouse button, @kbd{Mouse-2}, moves point to
+  Clicking with the middle mouse button, @kbd{mouse-2}, moves point to
 the position where you clicked and inserts the contents of the primary
 selection (@code{mouse-yank-primary}).  @xref{Primary Selection}.
 This behavior is consistent with other X applications.  Alternatively,
-you can rebind @kbd{Mouse-2} to @code{mouse-yank-at-click}, which
+you can rebind @kbd{mouse-2} to @code{mouse-yank-at-click}, which
 performs a yank at the position you click.
 
 @vindex mouse-yank-at-point
   If you change the variable @code{mouse-yank-at-point} to a
-non-@code{nil} value, @kbd{Mouse-2} does not move point; it inserts
+non-@code{nil} value, @kbd{mouse-2} does not move point; it inserts
 the text at point, regardless of where you clicked or even which of
 the frame's windows you clicked on.  This variable affects both
 @code{mouse-yank-primary} and @code{mouse-yank-at-click}.
 
 @findex mouse-save-then-kill
-  Clicking with the right mouse button, @kbd{Mouse-3}, runs the
+  Clicking with the right mouse button, @kbd{mouse-3}, runs the
 command @code{mouse-save-then-kill}.  This performs several actions
 depending on where you click and the status of the region:
 
 @itemize @bullet
 @item
-If no region is active, clicking @kbd{Mouse-3} activates the region,
+If no region is active, clicking @kbd{mouse-3} activates the region,
 placing the mark where point was and point at the clicked position.
 
 @item
-If a region is active, clicking @kbd{Mouse-3} adjusts the nearer end
+If a region is active, clicking @kbd{mouse-3} adjusts the nearer end
 of the region by moving it to the clicked position.  The adjusted
 region's text is copied to the kill ring; if the text in the original
 region was already on the kill ring, it replaces it there.
 
 @item
 If you originally specified the region using a double or triple
-@kbd{Mouse-1}, so that the region is defined to consist of entire
+@kbd{mouse-1}, so that the region is defined to consist of entire
 words or lines (@pxref{Word and Line Mouse}), then adjusting the
-region with @kbd{Mouse-3} also proceeds by entire words or lines.
+region with @kbd{mouse-3} also proceeds by entire words or lines.
 
 @item
-If you use @kbd{Mouse-3} a second time consecutively, at the same
+If you use @kbd{mouse-3} a second time consecutively, at the same
 place, that kills the region already selected.  Thus, the simplest way
-to kill text with the mouse is to click @kbd{Mouse-1} at one end, then
-click @kbd{Mouse-3} twice at the other end.  To copy the text into the
-kill ring without deleting it from the buffer, press @kbd{Mouse-3}
-just once---or just drag across the text with @kbd{Mouse-1}.  Then you
+to kill text with the mouse is to click @kbd{mouse-1} at one end, then
+click @kbd{mouse-3} twice at the other end.  To copy the text into the
+kill ring without deleting it from the buffer, press @kbd{mouse-3}
+just once---or just drag across the text with @kbd{mouse-1}.  Then you
 can copy it elsewhere by yanking it.
 @end itemize
 
@@ -209,12 +209,12 @@ speed is linked to how fast you move the wheel.
 @node Word and Line Mouse
 @section Mouse Commands for Words and Lines
 
-  These variants of @kbd{Mouse-1} select entire words or lines at a
+  These variants of @kbd{mouse-1} select entire words or lines at a
 time.  Emacs activates the region around the selected text, which is
 also copied to the kill ring.
 
 @table @kbd
-@item Double-Mouse-1
+@item Double-mouse-1
 Select the text around the word which you click on.
 
 Double-clicking on a character with symbol syntax (such as
@@ -226,20 +226,20 @@ ends.  Double-clicking on a character with string-delimiter syntax
 constant (Emacs uses heuristics to figure out whether that character
 is the beginning or the end of it).
 
-@item Double-Drag-Mouse-1
+@item Double-Drag-mouse-1
 Select the text you drag across, in the form of whole words.
 
-@item Triple-Mouse-1
+@item Triple-mouse-1
 Select the line you click on.
 
-@item Triple-Drag-Mouse-1
+@item Triple-Drag-mouse-1
 Select the text you drag across, in the form of whole lines.
 @end table
 
 @node Mouse References
 @section Following References with the Mouse
-@kindex Mouse-1 @r{(on buttons)}
-@kindex Mouse-2 @r{(on buttons)}
+@kindex mouse-1 @r{(on buttons)}
+@kindex mouse-2 @r{(on buttons)}
 @cindex hyperlinks
 @cindex links
 @cindex text buttons
@@ -256,14 +256,14 @@ cursor changes and the button lights up.  If you change the variable
 highlighting.
 
   You can activate a button by moving point to it and typing
-@key{RET}, or by clicking either @kbd{Mouse-1} or @kbd{Mouse-2} on the
+@key{RET}, or by clicking either @kbd{mouse-1} or @kbd{mouse-2} on the
 button.  For example, in a Dired buffer, each file name is a button;
 activating it causes Emacs to visit that file (@pxref{Dired}).  In a
 @file{*Compilation*} buffer, each error message is a button, and
 activating it visits the source code for that error
 (@pxref{Compilation}).
 
-  Although clicking @kbd{Mouse-1} on a button usually activates the
+  Although clicking @kbd{mouse-1} on a button usually activates the
 button, if you hold the mouse button down for a period of time before
 releasing it (specifically, for more than 450 milliseconds), then
 Emacs moves point where you clicked, without activating the button.
@@ -271,20 +271,20 @@ In this way, you can use the mouse to move point over a button without
 activating it.  Dragging the mouse over or onto a button has its usual
 behavior of setting the region, and does not activate the button.
 
-  You can change how @kbd{Mouse-1} applies to buttons by customizing
+  You can change how @kbd{mouse-1} applies to buttons by customizing
 the variable @code{mouse-1-click-follows-link}.  If the value is a
 positive integer, that determines how long you need to hold the mouse
 button down for, in milliseconds, to cancel button activation; the
 default is 450, as described in the previous paragraph.  If the value
-is @code{nil}, @kbd{Mouse-1} just sets point where you clicked, and
+is @code{nil}, @kbd{mouse-1} just sets point where you clicked, and
 does not activate buttons.  If the value is @code{double}, double
 clicks activate buttons but single clicks just set point.
 
 @vindex mouse-1-click-in-non-selected-windows
-  Normally, @kbd{Mouse-1} on a button activates the button even if it
+  Normally, @kbd{mouse-1} on a button activates the button even if it
 is in a non-selected window.  If you change the variable
 @code{mouse-1-click-in-non-selected-windows} to @code{nil},
-@kbd{Mouse-1} on a button in an unselected window moves point to the
+@kbd{mouse-1} on a button in an unselected window moves point to the
 clicked position and selects that window, without activating the
 button.
 
@@ -295,21 +295,21 @@ button.
 bring up menus.
 
 @table @kbd
-@item C-Mouse-1
-@kindex C-Mouse-1
+@item C-mouse-1
+@kindex C-mouse-1
 This menu is for selecting a buffer.
 
 The MSB (``mouse select buffer'') global minor mode makes this
 menu smarter and more customizable.  @xref{Buffer Menus}.
 
-@item C-Mouse-2
-@kindex C-Mouse-2
+@item C-mouse-2
+@kindex C-mouse-2
 This menu contains entries for examining faces and other text
 properties, and well as for setting them (the latter is mainly useful
 when editing enriched text; @pxref{Enriched Text}).
 
-@item C-Mouse-3
-@kindex C-Mouse-3
+@item C-mouse-3
+@kindex C-mouse-3
 This menu is mode-specific.  For most modes if Menu-bar mode is on,
 this menu has the same items as all the mode-specific menu-bar menus
 put together.  Some modes may specify a different menu for this
@@ -318,15 +318,15 @@ which would be present in the menu bar---not just the mode-specific
 ones---so that you can access them without having to display the menu
 bar.
 
-@item S-Mouse-1
+@item S-mouse-1
 This menu is for changing the default face within the window's buffer.
 @xref{Text Scale}.
 @end table
 
-  Some graphical applications use @kbd{Mouse-3} for a mode-specific
-menu.  If you prefer @kbd{Mouse-3} in Emacs to bring up such a menu
+  Some graphical applications use @kbd{mouse-3} for a mode-specific
+menu.  If you prefer @kbd{mouse-3} in Emacs to bring up such a menu
 instead of running the @code{mouse-save-then-kill} command, rebind
-@kbd{Mouse-3} by adding the following line to your init file
+@kbd{mouse-3} by adding the following line to your init file
 (@pxref{Init Rebinding}):
 
 @c FIXME: `mouse-popup-menubar-stuff' is obsolete since 23.1.
@@ -349,32 +349,32 @@ the special bindings will be displayed (@pxref{Tooltips}).  This
 section's commands do not apply in those areas.
 
 @table @kbd
-@item Mouse-1
-@kindex Mouse-1 @r{(mode line)}
-@kbd{Mouse-1} on a mode line selects the window it belongs to.  By
-dragging @kbd{Mouse-1} on the mode line, you can move it, thus
+@item mouse-1
+@kindex mouse-1 @r{(mode line)}
+@kbd{mouse-1} on a mode line selects the window it belongs to.  By
+dragging @kbd{mouse-1} on the mode line, you can move it, thus
 changing the height of the windows above and below.  Changing heights
 with the mouse in this way never deletes windows, it just refuses to
 make any window smaller than the minimum height.
 
-@item Mouse-2
-@kindex Mouse-2 @r{(mode line)}
-@kbd{Mouse-2} on a mode line expands that window to fill its frame.
+@item mouse-2
+@kindex mouse-2 @r{(mode line)}
+@kbd{mouse-2} on a mode line expands that window to fill its frame.
 
-@item Mouse-3
-@kindex Mouse-3 @r{(mode line)}
-@kbd{Mouse-3} on a mode line deletes the window it belongs to.  If the
+@item mouse-3
+@kindex mouse-3 @r{(mode line)}
+@kbd{mouse-3} on a mode line deletes the window it belongs to.  If the
 frame has only one window, it does nothing.
 
-@item C-Mouse-2
+@item C-mouse-2
 @kindex C-mouse-2 @r{(mode line)}
-@kbd{C-Mouse-2} on a mode line splits that window, producing two
+@kbd{C-mouse-2} on a mode line splits that window, producing two
 side-by-side windows with the boundary running through the click
 position (@pxref{Split Window}).
 @end table
 
-@kindex Mouse-1 @r{(scroll bar)}
-  Furthermore, by clicking and dragging @kbd{Mouse-1} on the divider
+@kindex mouse-1 @r{(scroll bar)}
+  Furthermore, by clicking and dragging @kbd{mouse-1} on the divider
 between two side-by-side mode lines, you can move the vertical
 boundary to the left or right.
 
@@ -919,17 +919,17 @@ those are drawn by the toolkit and not directly by Emacs.
 @cindex Vertical Scroll Bar
 
   On graphical displays, there is a @dfn{vertical scroll bar} on the
-side of each Emacs window.  Clicking @kbd{Mouse-1} on the scroll bar's
+side of each Emacs window.  Clicking @kbd{mouse-1} on the scroll bar's
 up and down buttons scrolls the window by one line at a time.  Clicking
-@kbd{Mouse-1} above or below the scroll bar's inner box scrolls the
+@kbd{mouse-1} above or below the scroll bar's inner box scrolls the
 window by nearly the entire height of the window, like @kbd{M-v} and
 @kbd{C-v} respectively (@pxref{Moving Point}).  Dragging the inner box
 scrolls continuously.
 
   If Emacs is compiled on the X Window System without X toolkit
-support, the scroll bar behaves differently.  Clicking @kbd{Mouse-1}
+support, the scroll bar behaves differently.  Clicking @kbd{mouse-1}
 anywhere on the scroll bar scrolls forward like @kbd{C-v}, while
-@kbd{Mouse-3} scrolls backward like @kbd{M-v}.  Clicking @kbd{Mouse-2}
+@kbd{mouse-3} scrolls backward like @kbd{M-v}.  Clicking @kbd{mouse-2}
 in the scroll bar lets you drag the inner box up and down.
 
 @findex scroll-bar-mode
@@ -975,8 +975,8 @@ when the entire buffer is visible.
 @cindex Horizontal Scroll Bar mode
   On graphical displays with toolkit support, Emacs may also supply a
 @dfn{horizontal scroll bar} on the bottom of each window.  Clicking
-@kbd{Mouse-1} on the that scroll bar's left and right buttons scrolls
-the window horizontally by one column at a time.  Clicking @kbd{Mouse-1}
+@kbd{mouse-1} on the that scroll bar's left and right buttons scrolls
+the window horizontally by one column at a time.  Clicking @kbd{mouse-1}
 on the left or right of the scroll bar's inner box scrolls the window by
 four columns.  Dragging the inner box scrolls the window continuously.
 
@@ -1066,11 +1066,11 @@ argument is positive, off if the argument is not positive.  To control
 the use of menu bars at startup, customize the variable
 @code{menu-bar-mode}.
 
-@kindex C-Mouse-3 @r{(when menu bar is disabled)}
+@kindex C-mouse-3 @r{(when menu bar is disabled)}
   Expert users often turn off the menu bar, especially on text
 terminals, where this makes one additional line available for text.
 If the menu bar is off, you can still pop up a menu of its contents
-with @kbd{C-Mouse-3} on a display which supports pop-up menus.
+with @kbd{C-mouse-3} on a display which supports pop-up menus.
 @xref{Menu Mouse Clicks}.
 
   @xref{Menu Bar}, for information on how to invoke commands with the

doc/emacs/help.texi

@@ -343,7 +343,7 @@ invoke it with.  In our example, it would say that you can invoke
 
   For more information about a function definition, variable or symbol
 property listed in an apropos buffer, you can click on it with
-@kbd{Mouse-1} or @kbd{Mouse-2}, or move there and type @key{RET}.
+@kbd{mouse-1} or @kbd{mouse-2}, or move there and type @key{RET}.
 
   When you specify more than one word in the apropos pattern, a name
 must contain at least two of the words in order to match.  Thus, if
@@ -404,8 +404,8 @@ Follow a cross reference at point (@code{help-follow}).
 Move point forward to the next hyperlink (@code{forward-button}).
 @item S-@key{TAB}
 Move point back to the previous hyperlink (@code{backward-button}).
-@item Mouse-1
-@itemx Mouse-2
+@item mouse-1
+@itemx mouse-2
 Follow a hyperlink that you click on.
 @item C-c C-c
 Show all documentation about the symbol at point
@@ -427,7 +427,7 @@ Go back to the previous help topic (@code{help-go-back}).
 appears in the documentation in the help buffer, it is normally an
 underlined @dfn{hyperlink}.  To view the associated documentation,
 move point there and type @key{RET} (@code{help-follow}), or click on
-the hyperlink with @kbd{Mouse-1} or @kbd{Mouse-2}.  Doing so replaces
+the hyperlink with @kbd{mouse-1} or @kbd{mouse-2}.  Doing so replaces
 the contents of the help buffer; to retrace your steps, type @kbd{C-c
 C-b} (@code{help-go-back}).  While retracing your steps, you can go
 forward by using @kbd{C-c C-b} (@code{help-go-forward}).

doc/emacs/killing.texi

@@ -587,9 +587,9 @@ you can access it using the following Emacs commands:
 
 @table @kbd
 @findex mouse-set-secondary
-@kindex M-Drag-Mouse-1
+@kindex M-Drag-mouse-1
 @cindex secondary-selection face
-@item M-Drag-Mouse-1
+@item M-Drag-mouse-1
 Set the secondary selection, with one end at the place where you press
 down the button, and the other end at the place where you release it
 (@code{mouse-set-secondary}).  The selected text is highlighted, using
@@ -600,31 +600,31 @@ window, just like @code{mouse-set-region} (@pxref{Mouse Commands}).
 This command does not alter the kill ring.
 
 @findex mouse-start-secondary
-@kindex M-Mouse-1
-@item M-Mouse-1
+@kindex M-mouse-1
+@item M-mouse-1
 Set one endpoint for the @dfn{secondary selection}
 (@code{mouse-start-secondary}).
 
 @findex mouse-secondary-save-then-kill
-@kindex M-Mouse-3
-@item M-Mouse-3
+@kindex M-mouse-3
+@item M-mouse-3
 Set the secondary selection, with one end at the position clicked and
-the other at the position specified with @kbd{M-Mouse-1}
+the other at the position specified with @kbd{M-mouse-1}
 (@code{mouse-secondary-save-then-kill}).  This also puts the selected
-text in the kill ring.  A second @kbd{M-Mouse-3} at the same place