[CODE=Javascript]
alert(theforever解密(theforever加密("先把这里的123ABC加密再解密")))
function theforever解密(密文) {
var z = "";
for (var y = 0; y < 密文.length; y += 4) {
z += String.fromCharCode(parseInt(密文.substr(y, 4), 16))
}
return z
}
function theforever加密(明文) {//解密
var z = "";
for (var y = 0; y < 明文.length; y++) {
z += ("00"+明文.charCodeAt(y).toString(16)).substr(-4);
}
return z
}
[/CODE]