You can only use interactive SWF file as your peeled image.
If you want to use interactive SWF files on your curlypages you need to configure your curlypage in a particular way. You have to disable the link and enable close button. That way the button that controls the link would be disabled and mouse events would be handled by your interactive SWF file.
Take in mind that the link would be disabled so you have to code your own link event in your interactive SWF design if you need to trigger a link to other website.
If you want to use the link configured in the curlypage as the link in your interactive SWF file (this is totally necesary if you want to track click with curlypage_clicks submodule), you can do it using in your link event handler function the following code: