I've added a couple of custom fields to the Edit Media screen, but when these are displayed in the WP Media Thickbox (when adding images from the Edit Post screen, for example), the styling is gone. ...
in this question i've found how to create a custom tab at the image uploader. this is the code: add_filter('media_upload_tabs', 'my_media_upload_tabs_filter'); function ...
I've managed to add a custom tab to the media uploader, but for some reason it doesn't come with the same layout - it doesn't load the media-uploader-header that contain all the other tabs: ...