How Can I do this in flash ?
You will need to look the Flex 4 component (http://help.adobe.com/en_US/flex/using/WS2db454920e96a9e51e63e3d11c0bf69084-7cfd.html). This will require some additional coding withing Flash Builder. The reference you gave is to the Flex 3 component. Onlysome Flex 4 components are supported in Flash Catalyst
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