iframeCrawler.js

(function(){
  var urlRegExp = [/.+/, /.+/];
  var outputs = [];
  var ifrm = $("<iframe>").appendTo($("body"));
  var lists = $("a").filter(function(i){
                return
                  $(this).attr("target") == "_blank" &&
                  $(this).attr("href").match(urlRegExp[0]);
              });
  var index = 0, max = lists.length;
  var next = function(){
    if(index > max) {
      document.write("");
      outputs.forEach(function(item){
        document.write(item + "<br>");
      });
      return;
    }
    var _this = lists.eq(index);
    ifrm.attr("src", _this.attr("href"));
    location.hash = index + "_:_" + max;
    index++;
  };
  
  ifrm.load(function(){
    ifrm.contents().find("a").filter(function(i){
      return
        $(this).attr("target") == "_blank" &&
        $(this).attr("href").match(urlRegExp[1]);
    }).each(function() {
      outputs.push($(this).attr("href"));
      setTimeout(next, 3000);
    });
  });
  
  next();
})();