Disable flash content using jquery

I want to disable one web page from user interaction on click of a button.But my web page contains one iframe which contains some flash content.Now using jQuery when I am disabling the page the flash portion is still intearctive.How can I do th开发者_开发知识库is using jQuery ?

you will need to create gray div which will cover whole flash object z-index is greater than flash objects z-index . When you disable page move just show this div .

making z-index work on flash is different story and also bit tricky, answer can be found here : http://www.flashdesignerzone.com/tutorials/t1026.php

or here :

http://slightlymore.co.uk/flash-and-the-z-index-problem-solved/

trick is to add parameter to flash object : WMODE opaque