proxy.pac

function FindProxyForURL(url, host) {
    var PROXY = "SOCKS5 localhost:1080";
    
    var blocked = ["google.com",
        "archive.org",
        "youtube.com",
        "facebook.com",
        "blogspot.com",
        "wordpress.com",
        "amazonaws.com",
        "github.com",
        "gmail.com",
        "google.com.hk",
        "google.com.sg",
        "googleusercontent.com",
        "googlecode.com",
        "googleapis.com",
        "googleadservices.com",
        "greatfirewallofchina.org",
        "google-analytics.com",
        "whatblocked.com",
        "slideshare.net",
        "evernote.com",
        "linkedin.com",
        "shadowsocks.org",
        "t.co",
        "ow.ly",
        "angularjs.org",
        "ytimg.com",
        "chrome.com",
        "youtu.be",
        "twitter.com"];
    
    for(var i=0; i<blocked.length; i++){
        if (dnsDomainIs(host, blocked[i])) {
            return PROXY;     
        }
    }
    
    return "DIRECT";
}