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onclick='javascript:return openExplorer();' works in IE but not in Firefox

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This is a developer question. Firefox does not understand the adress. This JS function opens a local or network folder. Very usable locally. Kind Regards Torbjorn Ljung Stockholm, Sweden

This is a developer question. Firefox does not understand the adress. This JS function opens a local or network folder. Very usable locally. Kind Regards Torbjorn Ljung Stockholm, Sweden

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Are you using something like this ten-year-old code:

https://forums.asp.net/t/1078619.aspx

When I try something similar, Firefox's Web Console (more info on MDN) displays:

Error: Access to 'file:///C:/Windows/' from script denied

Not surprising, really...

What is the point of having this function in your web app?