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

function initialize() {
  var feedurl = "http://www.marunao.com/rss/index.php";
  var feed = new google.feeds.Feed(feedurl);
  feed.setNumEntries(4);
  feed.load(dispfeed);

  function dispfeed(result){
    if (!result.error){
      var container = document.getElementById("feed");
      var htmlstr = "";

      htmlstr += "<ul>";
      for (var i = 0; i < result.feed.entries.length; i++) {
        var entry = result.feed.entries[i];
		
        htmlstr += "<li>"
        htmlstr += entry.title;
        htmlstr += "</li>"
		htmlstr += "<p>"
        htmlstr +=  entry.contentSnippet.substring(0, 100);
		htmlstr += "</p>"  
      }
      htmlstr += "</ul>";

       container.innerHTML = htmlstr;
    }else{
       alert(result.error.code + ":" + result.error.message);
    }
  }
}

google.setOnLoadCallback(initialize);