Downloading an image using XMLHttpRequest in a userscript

Question

First of all there is a question with the same title here on SO but its not what I\'m looking for and it doesn\'t have a complete answer either.

So here\'s my questi

Answer 1

Krof Drakula is right, you cannot load an image from a different domain, but do you really need to do this? You can create and append an img tag and wait for it to load (with something like jQuery load()).

var img = document.createElement( 'img' );
img.setAttribute( 'src', url );
document.getElementsByTagName('body')[0].appendChild( img );