google.load("feeds", "1");
function initialize() {
  var feedurl = "http://blog.livedoor.jp/yomiuri_kenchiku/index.rdf";
  var feed = new google.feeds.Feed(feedurl);
  feed.setNumEntries(5);
  feed.load(dispfeed);
  function dispfeed(result){
    if (!result.error){
      var container = document.getElementById("rss_kenchiku");
      var htmlstr = "";

      htmlstr += "<dl>";
      for (var i = 0; i < result.feed.entries.length; i++) {
        var entry = result.feed.entries[i];
        htmlstr += '<dd class="f_m m_l15 dottext">' ;
        var strdate = createDateString(entry.publishedDate);
        htmlstr += "" + strdate + "";
        htmlstr += '<a href="' + entry.link + '" target="_blank">' + entry.title + '</a>';
        htmlstr += "</dd>"
      }
      htmlstr += "</dl>";
      htmlstr += '<span class="morelink f_m m_l15"><a href="' + result.feed.link + '" target="_blank">一覧を表示</a></span>';
       container.innerHTML = htmlstr;
    }else{
       alert(result.error.code + ":" + result.error.message);
    }
  }
}

function createDateString(publishedDate){
  var pdate = new Date(publishedDate);
  var pday = pdate.getDate();
  var pmonth = pdate.getMonth() + 1;
  var pyear = pdate.getFullYear();
  var strdate = pyear + "年" + pmonth + "月" + pday + "日" ;
  return strdate;
}
google.setOnLoadCallback(initialize);