document.write('<div class="rss-box">');
document.write('<p class="rss-item"><em>Error:</em> Feed failed! Causes may be (1) No data  found for RSS feed http://www.viwa.jp/feeds/posts/default/-/C10.%E3%83%8B%E3%83%A5%E3%83%BC%E3%82%B9; (2) There are no items are available for this feed; (3) The RSS feed does not validate.<br /><br /> Please verify that the URL <a href="http://www.viwa.jp/feeds/posts/default/-/C10.%E3%83%8B%E3%83%A5%E3%83%BC%E3%82%B9">http://www.viwa.jp/feeds/posts/default/-/C10.%E3%83%8B%E3%83%A5%E3%83%BC%E3%82%B9</a> works first in your browser and that the feed passes a <a href="http://feedvalidator.org/check.cgi?url=http%3A%2F%2Fwww.viwa.jp%2Ffeeds%2Fposts%2Fdefault%2F-%2FC10.%25E3%2583%258B%25E3%2583%25A5%25E3%2583%25BC%25E3%2582%25B9">validator test</a>.</p></div>');