document.write("<div class=\"item\">    <div class=\"title\"><a href=\"http://www.itpow.com/c/2010/03/G0TH1KJBR5VA1ST8.asp\" target=\"_blank\"><span class=\"key\">圆周率</span><span class=\"key\">日</span><span class=\"key\">快乐</span>！</a></div>    <div class=\"abstract\"><span class=\"pubDate\">2010年03月14日</span> 天文学家——祖冲之<span class=\"key\">圆周率</span>的前三位是 3.14，而今天是 3 月 14 <span class=\"key\">日</span>，今天是<span class=\"key\">圆周率</span><span class=\"key\">日</span>。美国麻省理工学院首先倡议将 3 <span class=\"key\">日</span> 14 <span class=\"key\">日</span>（寓意 3.14）定为国际<span class=\"key\">圆周率</span><span class=\"key\">日</span> (National </div>    <div class=\"url\"><a href=\"http://www.itpow.com/c/2010/03/G0TH1KJBR5VA1ST8.asp\" target=\"_blank\">http://www.itpow.com/c/2010/03/G0TH1KJBR5VA1ST8.asp</a></div></div>")