Right click context menu is not working in flash player 10 and above

In right click custom context menu i have create like "A" if i click "A" i have attached one movie clip in that movie clip right click, i have custom context menu like "Remove A" this is working fine in flash player 9 and below. But flash player 10 and above fisrt "A" is working fine but in that movieclip clip right click "Remove A" is not working Please guide me regarding this issue.

Thanks in Advance

Surendran S