document.write (" <div class=contentupdown style='text-align:center;width:98%;'><div id=contentup style='float:left'><strong>上一篇:</strong>没有了</div><div id=contentup style='float:right'><strong>下一篇:</strong><a href=/html/lm_147/20110512141221.asp title=Y型三通>Y型三通</a></div></div>");