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

function initialize(){
    //var feed = new google.feeds.Feed('http://www.planb.net.br/teste_rss.xml');
    var feed = new google.feeds.Feed('http://www.blogiveco.com.br/?feed=rss2&cat=641');

    feed.setResultFormat(google.feeds.Feed.XML_FORMAT);
    feed.setNumEntries(2);
    feed.load(function(result){
        if (!result.error){
            var xml = $.xml2json(result.xmlDocument);
            var container = document.getElementById('rss-blog');
            var items = xml.channel.item;

            for(var i = 0; i < items.length; i++){
                // RSS
                var entry = items[i];
                var fulltitle = entry.title;
                var li = document.createElement('li');

                $(li).html(['<div class="thumb"><a href=', entry.link, ' target="_blank"><img src="', entry.enclosure.url, '" /></a></div><div class="post"><a href=', entry.link, ' target="_blank">', fulltitle, '</a></div><div class="clearfix"></div>'].join(''));
                container.appendChild(li);
            }
        }
    });
}

google.setOnLoadCallback(initialize);