You can always try Ely's SuperImage:

http://www.quietlyscheming.com/blog/2007/01/23/some-thoughts-on-doubt-on-flex-as-the-best-option-orhow-i-made-my-flex-images-stop-dancing/

--- In flexcoders@yahoogroups.com, "Robert Csiki" <[EMAIL PROTECTED]> wrote:
>
> 
> I have a datagrid with objects. The item renderer contains an Image
> object that grabs the content via URL from a remote server.
> 
> Whenever I scroll up and down, there are server calls to get the image
> content again. It slows down the application.
> 
> How can I control the Image object to avoid this unnecessary server call
> for the image refresh?
> 
> Thanks, Robert.
>


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