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

function initialize() {
  var feedurl = "http://pal223.jugem.jp/?mode=rss";
  var feed = new google.feeds.Feed(feedurl);
  feed.setNumEntries(1);
  feed.load(dispfeed);

  function dispfeed(result){
    if (!result.error){
      var container = document.getElementById("feed");
      var htmlstr = "";
       htmlstr += '<div id="feed-rapper">';

      for (var i = 0; i < result.feed.entries.length; i++) {

        var entry = result.feed.entries[i];
       htmlstr += '<div class="feed-Control">';
        htmlstr += '<h3 class="title"><a href="' + entry.link + '">' + entry.title + '</a></h3>';
       htmlstr += '<div class="entry-contents">' + entry.contentSnippet.substr(0,100) +' ...' +'</div><a href="' + entry.link + '" class="button">Read more</a></div>';

      }
     htmlstr += '</div">';

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

}
google.setOnLoadCallback(initialize);