I want every site to be able to use XMLHttpRequests to read the content of files in my website. So i heard about something called "Access-Control-Allow-Origin ", How can i use it?
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                    1What have you found googling it/searching on StackOverflow? – Adam Michalik Feb 01 '16 at 16:20
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                    Possible duplicate of [How to add an Access-Control-Allow-Origin header](http://stackoverflow.com/questions/5008944/how-to-add-an-access-control-allow-origin-header) – The_Black_Smurf Feb 01 '16 at 17:39
