ASP.NET RImageOrFlashControl makes it possible to show a picture or a flash on your web-page depending on the file type. If a file extension is swf, then xobjectx tag corresponding to the flash, or ximgx will be rendered on the page. Likewise, using the properties of this control you can establish all the parameters necessary to show your flash.

100% .NET Managed Code
Doesn't require installation
Supports all .NET languages
Easy to use
possible to use in Web applications

Features:
automatically determines the file type
allows to establish all necessary parameters for the flash

Also:
Free to use (freeware)
Free support
FREE updates (including major version upgrades)

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