accelerator
set newSessionAccelerator "Control-N"
$itk_component(sessionmenu) add command \
-label New \
-underline 0 \
-accelerator $newSessionAccelerator \
-command [code $this newSession]
set newSessionAccelerator "Control-N"
$itk_component(sessionmenu) add command \
-label New \
-underline 0 \
-accelerator $newSessionAccelerator \
-command [code $this newSession]