This command makes the first character on the line after the one given by
\fInumber\fR visible at the top of the window. \fINumber\fR must be an
integer. This command used to be used for scrolling, but now it is obsolete.
.RE
.SH BINDINGS
.PP
Tk automatically creates class bindings for texts that give them the following
default behavior. In the descriptions below,
.QW word
is dependent on the value of the \fBtcl_wordchars\fR variable. See
\fBtclvars\fR(n).
.IP [1]
Clicking mouse button 1 positions the insertion cursor just before the
character underneath the mouse cursor, sets the input focus to this widget,
and clears any selection in the widget. Dragging with mouse button 1 strokes
out a selection between the insertion cursor and the character under the
mouse.
.IP [2]