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firefox won't display a html photo inside a frame.

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in facebook, it will not display an png or html file inside a a frame. it will show only a jpg

in facebook, it will not display an png or html file inside a a frame. it will show only a jpg

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Do you see that missing image in Tools > Page Info > Media?

You can access Page Info via the right-click context menu on a web page and the Tools menu (Alt+T).

Press the F10 key or tap the Alt key to bring up the "Menu Bar" temporarily if the menu bar is hidden.

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I see tools>page>media but does not display the image