how to terminate object in cooca touch?

i create a button or image Dynamiclly in cocoa touch.

i want remove from my FORM and Memory in when i dont want it.

i want Remove Completlly from Memory and create again when i need it.

how do it ?
how to terminate object in cooca touch?
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i create a button or image Dynamiclly in cocoa touch.

i want remove from my FORM and Memory in when i dont want it.

i want Remove Completlly from Memory and create again when i need it.

how do it ?