Random script to grab mp3s from youtube-mp3

musicget.js

var links = ["TkPbJIlEXow",
"Z4nAUPw8j5s",
"H5MtQA5dvrU",
"ouNvc6GRwUg",
"0VI4HV0pX-o",
"h-x0y3o1UwA",
"Z4nAUPw8j5s",
"MOzQ4Bs916I",
"JByDbPn6A1o",
"rf2kMnnNROc",
"_sNi9nIXxVo",
"XatzX6WQ2ec",
"PLg7zXlgNus",
"OFDPlKI9teY",
"2g209LFEUCA",
"dvf--10EYXw",
"71S9ou2gcqE",
"6UWuY3Eneu0",
"3NyUbSFQYdQ",
"rQOmZ3UhEXc",
"Eib5K68xZI8",
"SZ3UJKxeFco",
"vgAR1Dgpg_U",
"h19zkv_TuXY",
"Qlb57uzn1zE",
"ibRMmLlLz64",
"BZ5sWfhkpE0",
"-1X1O9uhhHk",
"pxM4EbN9lMY",
"9eC6TEFn580",
"bCO-JHi4UZw",
"utKkj6W-2os",
"0L2M7Its9C4",
"Fo8fAVl9-Nw",
"YhlyEqBPcyo",
"QW_aJDPPGMg",
"OheqT66MlTI",
"PULdPep_xfs",
"tOj9A7XQFUI",
"tVDrbHUhbvU",
"NsAlHn4wJXg",
"Tyr5_5l-w3I",
"7rw5ihxrl4Y",
"Tw8baDWcER4",
"JrurLv6qpnY",
"p5wota5vQCU",
"JoBRbtAnbVM",
"o2atF1NlLWU",
"JZNCrLV8W_M",
"28q9Z4L9X8s",
"CC1wyTh7ARw",
"RFgNpD9k2Pg",
"GHHIGAM64BE",
"JZweDwbJ_Ic",
"rAuCN65LaB0",
"Gz8cPlh-kP0",
"8zBFRyXOSF8",
"kvjDElSL0k8",
"l6doLyDy_v0",
"tutDAERSpMc",
"cuntw6an9Rc",
"7XuVXeLaKNU",
"3PEGDGxZdzA",
"dYQ_lse44gQ",
"ROwH8ZEST1U",
"SARl4EZlSWg",
"H5V2lWqIhmk",
"l0PUobzgwaU",
"aRUbmtLGYFo",
"zSgiXGELjbc",
"pnHpeF1RPgI",
"C4fkwksdbPY",
"jEgX64n3T7g",
"Ab_mlKv8U5o",
"NHdvWAFjiuM",
"UP1zRR3Bt7I",
"oKC7RCb1H_o",
"l5s_FqzkfJg",
"HHgalpYtCH8",
"kxwsu8JfvVU",
"-3pkHl8ZlhA",
"1rs_Yk_xcjk",
"CuJkGYcqWpc",
"LL02ubWxg78",
"bjlBCAx6330",
"Z2zkjxY7uBI",
"F8fTvoFhJMs",
"HeY-2ovpF9c",
"lTx3G6h2xyA",
"eOQ14MAvs9o",
"z70-jPAG_8k",
"z4_y-ktqjbM",
"sKzgZUYHlU8",
"pqHA0hgJjUA",
"ZktJhbWhLzk",
"Dn8-4tjPxD8",
"eD8jir9uMrM",
"budTp-4BGM0",
"pvVbyS6vpbw",
"DUT5rEU6pqM",
"_90eOj6iWXI",
"Qt2mbGP6vFI",
"NWdu4bG5c78",
"NX47lHIJ2GQ",
"Btd2ZKeJKb0",
"dl6uT7oWf_4",
"fCm8osILz-8",
"XG-IUkTQR_M",
"tAp9BKosZXs",
"sAWsc-2CVo4",
"JByDbPn6A1o",
"vKjHE7M9MtE",
"h-duPPLhqe0",
"Av0nzHe_hnc",
"zSVsRy6NKSM",
"tuvAct9qhsE",
"DXhOowsTcCM"];

var api_url = "http://www.youtube-mp3.org/api/itemInfo/?video_id={{videoid}}&adloc=&r={{datetime}}";

var download_url = "http://www.youtube-mp3.org/get?video_id={{videoid}}&h={{hash}}";

function process() {
  if(!links[0]) return console.log('Done');

  var current = links[0];

  var req = new XMLHttpRequest();

  var req_url = api_url.replace('{{videoid}}', current);
  req_url = req_url.replace('{{datetime}}', +new Date);

  req.open('GET', req_url, false);
  req.send(null);
  if(req.status == 200){
    var data = req.responseText.replace('info = ', '');
    data = data.replace('};', '}');
    data = JSON.parse(data);
    console.log(data);

    var url = download_url.replace('{{videoid}}', current).replace('{{hash}}', data.h);

    document.write('<iframe src="'+url+'" width="1" height="1"></iframe>');
  } else { 
    console.log("fail", current);
  }

  console.log(links.shift());

  setTimeout('process()', 10000);
}

process();

Browsers give the error for the "Access Control Allow Origin" how we can solve this problem?