function common_decodeEmail(data) {
	data = unescape(data);
	var decoded = "";
	var keyIndex = 0;
	for(var i = 0; i < data.length; i++) {
		decoded += String.fromCharCode(data.charCodeAt(i) ^ common_email_unscramble_key.charCodeAt(keyIndex));
		keyIndex++;
		if(keyIndex >= common_email_unscramble_key.length) keyIndex = 0;
	}
	return decoded;
}