-xscrollcommand {.vpane.lower.diff.body.sbx set} \
-yscrollcommand {.vpane.lower.diff.body.sby set} \
-state disabled
+catch {$ui_diff configure -tabstyle wordprocessor}
${NS}::scrollbar .vpane.lower.diff.body.sbx -orient horizontal \
-command [list $ui_diff xview]
${NS}::scrollbar .vpane.lower.diff.body.sby -orient vertical \