Ajax In Firefox Plugin

Question

Is there any way to send Ajax requests to server from a Firefox plugin? If yes, how? If no, how do we have client server communication in Firefox plugins?

I want to

Answer 1

From a contentscript you should add the permissions to access cross-domain content, URLs you want to:

"permissions": {
    "cross-domain-content": ["http://example.org/", "http://example.com/"]
}

More info in the documentation.