if the cursor is on a tab character, it would cover the full width
occupied by that tab character. To enable this feature, set the
variable @code{x-stretch-cursor} to a non-@code{nil} value.
+
+@cindex cursor in non-selected windows
+@vindex cursor-in-non-selected-windows
+ Normally, the cursor in non-selected windows is shown as a hollow
+box. To turn off cursor display in non-selected windows, set the
+variable @code{cursor-in-non-selected-windows} to @code{nil}.