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diff --git a/tk8.6/library/demos/dialog2.tcl b/tk8.6/library/demos/dialog2.tcl
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+# dialog2.tcl --
+#
+# This demonstration script creates a dialog box with a global grab.
+
+after idle {
+ .dialog2.msg configure -wraplength 4i
+}
+after 100 {
+ grab -global .dialog2
+}
+set i [tk_dialog .dialog2 "Dialog with global grab" {This dialog box uses a global grab, so it prevents you from interacting with anything on your display until you invoke one of the buttons below. Global grabs are almost always a bad idea; don't use them unless you're truly desperate.} warning 0 OK Cancel {Show Code}]
+
+switch $i {
+ 0 {puts "You pressed OK"}
+ 1 {puts "You pressed Cancel"}
+ 2 {showCode .dialog2}
+}