باز کردن کدهای رمز شده جاوا اسکریپت

<script type=”text/javascript”>eval(unescape(‘%66%75%6e%63%74%69%6f%6e%20%76%62%66%31%31%30%31%32%61%28%73%29%20%7b%0a%09%76%61%72%20%72%20%3d%20%22%22%3b%0a%09%76%61%72%20%74%6d%70%20%3d%20%73%2e%73%70%6c%69%74%28%22%37%31%34%34%39%31%36%22%29%3b%0a%09%73%20%3d%20%75%6e%65%73%63%61%70%65%28%74%6d%70%5b%30%5d%29%3b%0a%09%6b%20%3d%20%75%6e%65%73%63%61%70%65%28%74%6d%70%5b%31%5d%20%2b%20%22%35%33%33%30%32%31%22%29%3b%0a%09%66%6f%72%28%20%76%61%72%20%69%20%3d%20%30%3b%20%69%20%3c%20%73%2e%6c%65%6e%67%74%68%3b%20%69%2b%2b%29%20%7b%0a%09%09%72%20%2b%3d%20%53%74%72%69%6e%67%2e%66%72%6f%6d%43%68%61%72%43%6f%64%65%28%28%70%61%72%73%65%49%6e%74%28%6b%2e%63%68%61%72%41%74%28%69%25%6b%2e%6c%65%6e%67%74%68%29%29%5e%73%2e%63%68%61%72%43%6f%64%65%41%74%28%69%29%29%2b%2d%38%29%3b%0a%09%7d%0a%09%72%65%74%75%72%6e%20%72%3b%0a%7d%0a’));eval(unescape(‘%64%6f%63%75%6d%65%6e%74%2e%77%72%69%74%65%28%76%62%66%31%31%30%31%32%61%28%27’) + ‘%43%69%76%77%2d%72%79%84%77%6e%45%28%7d%6a%85%7b%3c%6c%7d%74%6a%75%41%6b%6f%77%7b%68%7d%4a%7a%78%69%79%73%41%3d%3b%39%44%75%6a%78%6a%79%79%47%39%3d%43%69%76%73%72%7d%4b%2e%34%3e%49%3f%4d%4d%41%6f%70%73%7b%3c%7e%78%87%68%41%43%78%7e%2b%41%41%6d%4f%41%67%72%73%7f%2b%7b%73%83%6a%40%2d%30%2f%4f%33%47%47%34%6e%75%77%7b%43%43%3e%6f%4f%41%6c%2b%73%7a%6f%6f%42%2f%77%75%79%71%47%32%34%7c%7f%7d%37%6d%71%70%66%7e%7a%74%73%35%72%7a%35%2b%2f%79%6e%73%6a%64%79%40%29%64%6a%76%68%71%76%2d%4f%41%67%72%73%7f%2b%6b%75%75%70%7f%42%23%2e%42%45%48%4f%38%3e%28%47%2f%5a%6a%63%71%7e%6a%2d%5f%73%6d%77%6c%7c%2d%4d%88%2d%4d%6f%43%49%77%77%6d%29%5c%76%76%7f%2d%4d%32%6b%74%75%7c%44%45%30%6c%41%4d%6b%7e%73%79%2b%78%71%80%6c%42%2f%3e%23%43%4b%33%41%34%6d%77%74%7d%41%41%30%63%43%4d%32%69%72%7d%46%46%36%6b%74%79%4f%41%65%74%7b%2b%68%74%6b%7a%7c%40%72%64%73%74%437144916%37%35%37%39%35%39%35’ + unescape(‘%27%29%29%3b’));</script>

eval("alert('This is test')");

function s2d405d05a(s)
{
    var r = "";
    var tmp = s.split("23828802");
    s = unescape(tmp[0]);
    k = unescape(tmp[1] + "537649");
    for( var i = 0; i < s.length; i++)
    {
        r += String.fromCharCode((parseInt(k.charAt(i%k.length))^s.charCodeAt(i))+-4);
    }
    return r;
}

alert((s2d405d05a('%47%69%6b%7a%26%70%7b%78%73%6e%47%22%72%6a%69%7e%6c%3c%3e%34%31%3c%7f%6f%78%71%36%64%76%6d%69%75%3d%62%6a%75%7e%6d%7f%38%6b%75%72%7a%36%74%68%7d%6e%38%38%7d%7f%3e%61%73%72%74%75%3b%24%3c%60%39%33%33%3d%39%6c%6b%6a%68%69%7b%39%31%30%36%21%43%46%66%40%47%69%76%71%7f%22%73%64%79%68%47%26%37%21%41%37%3d%47%35%6e%7a%75%79%44%40%31%61%41%08%43%62%22%68%7f%6e%6b%47%26%6e%7f%7b%71%3d%34%35%7f%72%7c%33%60%70%71%6c%74%6a%6e%75%34%69%7f%34%27%22%78%67%71%68%6c%7b%46%20%67%6f%77%64%74%6f%24%45%43%6f%70%75%7e%20%6e%74%71%75%76%43%21%24%32%34%30%31%33%3e%21%43%22%5b%6b%61%73%76%68%23%5e%68%60%76%68%71%24%44%7a%27%45%65%45%40%74%7a%6c%25%51%6f%6f%75%27%45%30%61%44%44%3a%6d%72%74%78%40%47%30%60%41%47%60%46%49%6d%72%74%78%26%70%6e%7b%6a%46%20%31%2f%45%3f%34%40%31%6d%70%77%7b%45%46%37%6f%45%41%35%68%6f%7d%41%45%30%6f%6b%7e%4b%47%32%7e%68%40%47%7b%6d%41%47%6e%69%73%23%66%76%65%75%70%42%74%66%6a%74%74%4b%47%69%6b%7a%26%60%73%60%74%70%47%75%60%75%78%4423828802%37%31%36%30%32%37%33')));