google.load("feeds", "1");
function initialize() {
  var feed = new google.feeds.Feed("http://blog.livedoor.jp/mam_55/archives/cat_12080.xml");
  feed.setNumEntries(1);
  feed.load(function(result) {
    if (!result.error) {
      var container = document.getElementById("YouTube");
      for (var i = 0; i < result.feed.entries.length; i++){
        var entry = result.feed.entries[i];
		var img_srch = entry.content.match(/http:\/\/www.youtube.com\/[^\s]+\"/);
		if(img_srch != null){
			var movie_obj = '<object width="353" height="198" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"><param name="movie" value="'+img_srch+' ></param><param name="allowFullScreen" value="true"></param><embed src="'+img_srch+' type="application/x-shockwave-flash" allowfullscreen="true" width="353" height="198"></embed></object>';
		}else{
			var movie_obj = "<img src=\"http://image.blog.livedoor.jp/mam_55/imgs/1/e/1ecca0b3.gif\" />";
		}
		//alert(movie_obj);
		container.innerHTML += movie_obj;
		}
    }
  });
}
google.setOnLoadCallback(initialize);