https://addons.mozilla.org/de/firefox/addon/better-image-viewer/ https://addons.mozilla.org/de/firefox/addon/better-image-vie... works reasonably well but doesn

https://addons.mozilla.org/de/firefox/addon/better-image-viewer/ https://addons.mozilla.org/de/firefox/addon/better-image-vie... works reasonably well but doesn't have all the features you mentioned.