Decode UTF-8 characters in URLs. Pass the second argument as true to make it output as &#charcode; instead of the character.

decodeUTF.js

function decodeUTF(x, z) {
	return x.replace(/%([cd][0-9a-f]%[89ab][0-9a-f]|e[0-9a-f](?:%[89ab][0-9a-f]){2}|f[0-7](?:%[89ab][0-9a-f]){3}|f[89ab](?:%[89ab][0-9a-f]){4}|f[cd](?:%[89ab][0-9a-f]){5})/ig, function(a) {
		return z ? '&#' + decodeURIComponent(a).charCodeAt(0) + ';' : decodeURIComponent(a);
	});
}