Stacked Canvas

Hiding a stacked canvas in Oracle 9i

how to hide the stacked cancas using a code in the oracle9i? i call the stacked using the form so the problem now is what code am i going to use to hide it in runtime! so that the user input will be on the content canvas and the stacked canvas will not be visible after i click a command! help.. any...

stacked canvas and tab page toghether

I have that to make a screen with 'TAB PAGES', being that one of the 'TAB PAGES' has fields of a 'STAKED CANVAS'.I created one 'canvas content' and i created one canvas of the type ' TAB', I know to use the option of the menu ' View'- ' Stacked View' , but when I execute forms, the stacked canvas...