var limit = 7 * 24 * 60 * 60 * 1000; 
google.load("feeds", "1");

function initialize() {
var now = (new Date()).getTime();
var feed = new google.feeds.Feed("http://d.hatena.ne.jp/abashiri_zangidon/rss");
feed.setNumEntries(1);
feed.load(dispfeed);

function dispfeed(result){
if (!result.error){
var container = document.getElementById("feed_2");
var htmlstr = "";

for (var i = 0; i < result.feed.entries.length; i++) {
var entry = result.feed.entries[i];
var entdate = new Date(entry.publishedDate).getTime();
var newmark = '';
		
if (now >= entdate && now <= (entdate + limit)) {
newmark = '<img src="http://www.abakanko.jp/img/top/new.gif" width="28" height="14" alt="新着" />';
}

var strdate = createDateString(entry.publishedDate);
htmlstr += '<p class="red" style="margin-top:0;"><strong><a href="' + entry.link + '" target="_blank">' + entry.title + '</a><br />';
htmlstr += '<span style="font-size:12px;">' + strdate + " 更新！" + '</a></strong></p>';
}
htmlstr += '<p class="righttext" style="font-size:11px;"><a href="http://d.hatena.ne.jp/abashiri_zangidon/" target="_blank">オホーツク網走ザンギ丼<br />応援隊ブログへ▶</a></p>';

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 phour = pdate.getHours();
var pminute = pdate.getMinutes();
var strdate = pyear + "年" + pmonth + "月" + pday + "日";

return strdate;
}

google.setOnLoadCallback(initialize);