ajaxsys

function FindProxyForURL(url, host)
{
  if (host == "music.163.com") 
    return "PROXY 124.126.126.105:80;PROXY 122.72.0.242:8080;PROXY 123.59.25.227:80;PROXY 122.96.59.99:83;PROXY 115.182.83.38:8080;";

  return "DIRECT";
}

ajaxsys

// AVLTree ///////////////////////////////////////////////////////////////////
//   This file is originally from the Concentré XML project (version 0.2.1)
//   Licensed under GPL and LGPL
//
//   Modified by Jeremy Stephens.

// Pass in the attribute you want to use for comparing
function AVLTree(n, attr) {
    this.init(n, attr);
}

ajaxsys

function isPrime(number) {
    var start = 2, end = Math.sqrt(number);

    while (start <= end) {
        start++;
        if (number % start < 1)
            return false;
    }
    return number > 1;
}

ajaxsys

// From http://webreflection.blogspot.jp/2007/02/could-i-extend-native-function.html
// Basic example
document.createElement = (function(createElement, Element) {
    return function(nodeName) {
        var element, key;
        try {
            element = createElement(nodeName)
        } catch (e) {
            element = createElement.call(document, nodeName)
        };