"... I have done some looking into this (pics turning into smiley faces) and have found that, unfortunately, it is no longer possible to host images on Yahoo! Groups and display them on a third-party website.This is why your banners may no longer display, if you are hosting them in a yahoo group.
If users try to do this, we will replace the images with smiley faces (we can detect whether the request for the images comes from a Yahoo! server or a 3rd party site). We have discontinued this service in order to prevent abuse."
(Excerpted from an email received from YahooGroups.)
Just thought you would like to know. So if you post a pic from a YahooGroup and then all you see is this ... !
OFF :-(