hi every body... is there any events to know the toolbar visible or not . i made a command bar CUSTOMEDIT.. and in a menu i want to visible and invisble. when the commandbar is visible it willbe checked and viceversa. i have done this part But when i click through visio VIEW-> TOOLBARS-> CUSTOMEDIT . the command bar is invisble but i can not unchecked my menu toolbar buton . how can i do this...???