google.load("feeds", "1");

function initialize() {
  var feedControl = new google.feeds.FeedControl();
  feedControl.setNumEntries(2);

  feedControl.addFeed("http://japan.zdnet.com/rss/news/index.rdf", "ZDNet Japan");
  feedControl.addFeed("http://japan.cnet.com/rss/index.rdf", "CNET Japan");
  feedControl.draw(document.getElementById("feed"), 
    {drawMode : google.feeds.FeedControl.DRAW_MODE_TABBED}
  );
}
google.setOnLoadCallback(initialize);