Update man page for new font-change options; document keyboard shortcuts for navigating.

man/tkremind.1

@@ -1,4 +1,4 @@
-.TH TKREMIND 1 "1 January 2020"
+.TH TKREMIND 1 "15 January 2021"
 .UC 4
 .SH NAME
 tkremind \- graphical front-end to Remind calendar program
@@ -51,11 +51,14 @@ notice that the box appears completely full.
 
 .SH NAVIGATING
 To change to the previous or next month, click the \fB<\-\fR
-or \fB\->\fR button, respectively.  To change back to
-the current month, click \fBToday\fR.  To go to a specific month,
-click \fBGo To Date...\fR.  This pops up a dialog box which allows you
-to select a month and enter a year.  Once you've done this, click
-\fBGo\fR to go to the date, or \fBCancel\fR to cancel.
+or \fB\->\fR button, respectively.  You can also use the left/right arrow
+keys or PageUp/PageDown to navigate.
+
+To change back to the current month, click \fBToday\fR or press the
+Home key.  To go to a specific month, click \fBGo To Date...\fR.  This
+pops up a dialog box which allows you to select a month and enter a
+year.  Once you've done this, click \fBGo\fR to go to the date, or
+\fBCancel\fR to cancel.
 
 To exit \fBTkRemind\fR, click \fBQuit\fR.
 
@@ -233,6 +236,22 @@ The characters "%d" are replaced with the lined number of the file
 containing the reminder, and "%s" are replaced with the file name.
 Useful strings might be "emacs +%d %s" or "gvim +%d %s"
 
+.TP
+.B Extra Argument for Remind
+This specifies any extra arguments that should be passed to Remind
+when \BTkRemind\fR invokes \fBremind\fR.  Unless you know what
+you are doing, leave this blank.
+
+.TP
+.B Change entry font...
+This button pops up a font selection dialog that lets you change the
+font used to draw calendar items in the calendar boxes.
+
+.TP
+.B Change heading font...
+Similar to Change entry font, but applies to calendar heading
+(the month and day names and the day numbers.)
+
 .PP
 Once you've configured the options the way you like them,
 press \fBApply Options\fR to put them into effect, \fBSave Options\fR

scripts/tkremind

@@ -756,7 +756,7 @@ proc EditOptions {} {
 
     frame $w.fframe
     button $w.font -text "Change entry font..." -command "ChooseCalboxFont"
-    button $w.hfont -text "Change Heading font..." -command "ChooseHeadingFont"
+    button $w.hfont -text "Change heading font..." -command "ChooseHeadingFont"
     pack $w.font $w.hfont -in $w.fframe -side left -expand 1 -fill x
 
     frame $w.sep1 -border 1 -relief sunken