How can you enable iPhone/iPad/iPod users to access your website's flash content?
Option #1: Teach them how to jailbreak their device
Option #2: Create from scratch html fallbacks for all that flash content on your website
Option #3: Automatically convert all flash content using Google Swiffy.
This Google Labs tool will convert most flash content to HTML5. The result will be visible on any Webkit-based browser (such as Safari or Chrome).
Check the swiffy gallery and FAQ for more info.