In a previous post, we showed you the CSS necessary to make custom Share link in an FBML app or application tab. Since FBML is being deprecated, this obviously won’t work anymore.
This is just a heads-up for those of you using flash media attachments in the news stream. As of November 3, there was a bug that brought the size of the embedded flash down from 460×460 to 398×398.
If you’ve used Facebook’s share functionality on an external website, you have probably by now figured out that the first time Facebook accesses the shared link, it generates a cache of the preview image and the copy. Here are a few tips to break the cache.
The FBML code to add a share button to an FBML is pretty straightforward, but if you want to use a custom image as the share button, it can be a little trickier to track down. Somewhere along the line, Facebook changed the CSS class that handled this button, so