+if {$tk_version == "3.6"} {
+ set tk4 0
+} else {
+ set tk4 1
+}
+
+if {$tk4} {
+ proc configure-enable-e {w n} {
+ incr n
+ $w entryconfigure $n -state normal
+ }
+ proc configure-disable-e {w n} {
+ incr n
+ $w entryconfigure $n -state disabled
+ }
+ set noFocus [list -takefocus 0]
+} else {
+ proc configure-enable-e {w n} {
+ $w enable $n
+ }
+ proc configure-disable-e {w n} {
+ $w disable $n
+ }
+ set noFocus {}
+}
+
+if {! $tk4} {
+ if {[tk colormodel .] == "color"} {
+ set monoFlag 0
+ } else {
+ set monoFlag 1
+ }
+} else {
+ set monoFlag 0
+}
+