document.write("<div class=\"item\">    <div class=\"title\"><a href=\"http://www.itpow.com/c/2007/11/F2SAHQN8BE8ZSYW7.asp\" target=\"_blank\"><span class=\"key\">已</span>有<span class=\"key\">打开</span>的<span class=\"key\">与此</span><span class=\"key\">命令</span><span class=\"key\">相关</span><span class=\"key\">联</span>的 <span class=\"key\">DataReader</span></a></div>    <div class=\"abstract\"><span class=\"pubDate\">2007年11月27日</span> t; 同时<span class=\"key\">打开</span>两个 <span class=\"key\">DataReader</span> 时，会出现错误：<span class=\"key\">已</span>有<span class=\"key\">打开</span>的<span class=\"key\">与此</span><span class=\"key\">命令</span><span class=\"key\">相关</span><span class=\"key\">联</span>的 <span class=\"key\">DataReader</span>，必须首先将它关闭。这种情况下，如果必须要同时<span class=\"key\">打开</span>两个 <span class=\"key\">DataReader</span>，那么只有</div>    <div class=\"url\"><a href=\"http://www.itpow.com/c/2007/11/F2SAHQN8BE8ZSYW7.asp\" target=\"_blank\">http://www.itpow.com/c/2007/11/F2SAHQN8BE8ZSYW7.asp</a></div></div>")