rendered paste body<!DOCTYPE HTML><html><body><!-- http://pajhome.org.uk/crypt/md5/md5.js --><script type="text/javascript" src="md5.js"></script><script type="text/javascript">function boo(file1, file2) { function liquor(file) { if (typeof boo.cache[file] != "undefined") return boo.cache[file]; var req = new XMLHttpRequest(); req.open('GET', file, false); req.send(''); boo.cache[file] = hex_md5(req.responseText); return boo.cache[file]; } if (liquor(file1) === liquor(file2)) return true; return false;}boo.cache = {};alert(boo('test1.png', 'test2.png'));alert(boo('test3.png', 'test2.png'));</script></body></html>