var hostArray=new Array();
var host = "http://www.39.net";
hostArray[0]="http://health.bj163.net";
hostArray[1]="http://health.hebei.org.cn";
for(var i=0;i<hostArray.length;i++)
{
	if(document.location.href.toLowerCase().indexOf(hostArray[i])!=-1)
	{
		host = hostArray[i];
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}
<!---------------------------------导航条css（begin）--------------------------------->
document.writeln('<style type="text/css">');
document.writeln('BODY {margin-top: 0px; margin-bottom: 0px}');
document.writeln('td {font-family: 宋体; font-size: 12px}');
document.writeln('.Navigator {font-family: 宋体; font-size: 12px; COLOR: #666666; TEXT-DECORATION: none; line-height: 1px}');
document.writeln('.navbar {font-family: 宋体; font-size: 12px; COLOR: #666666; TEXT-DECORATION: none; line-height: 20px}');
document.writeln('A.navbar:link {COLOR: #666666; TEXT-DECORATION: none; line-height: 14px}');
document.writeln('A.navbar:visited {COLOR: #666666; TEXT-DECORATION: none; line-height: 14px}');
document.writeln('A.navbar:hover {COLOR: #000000; TEXT-DECORATION: none; line-height: 14px}');
document.writeln('.button_ppd {font-family: 宋体; font-size: 12px; COLOR: #6A6A69; BORDER-RIGHT: 1px inset; BORDER-TOP: 1px inset; VERTICAL-ALIGN: text-bottom; BORDER-LEFT: 1px inset; BORDER-BOTTOM: 1px inset; BACKGROUND-COLOR: #ffffff}');
document.writeln('</style>');
<!---------------------------------导航条css（end）--------------------------------->
document.writeln('<table width="750" border="0" align="center" cellpadding="0" cellspacing="0"><tr><td width="10"><img src="http://images.39.net/39/js/Navigator/Images/nav03.gif" width="10" height="37"></td>');
document.writeln('<td width="512" background="http://images.39.net/39/js/Navigator/Images/nav04.gif"><table width="100%" border="0" cellspacing="0" cellpadding="0">');
document.writeln('<script language=javascript>');
document.writeln('function checkform_Navigator()');
document.writeln('{');
document.writeln('var theForm = community_Navigator;');
document.writeln('if(theForm.uid.value=="")');
document.writeln('{alert("请输入登陆用户！");theForm.uid.focus(); return false; }');
document.writeln('if(theForm.pwd.value=="")');
document.writeln('{alert("请输入登陆密码！");theForm.pwd.focus(); return false;}');
document.writeln('return true;');
document.writeln('}');
document.writeln('function goconsult_Navigator()');
document.writeln('{');
document.writeln('	var theForm = community_Navigator;');
document.writeln('	if(theForm.uid.value=="")');
document.writeln('	{');
document.writeln('		alert("请输入登陆用户！");');
document.writeln('		theForm.uid.focus(); ');
document.writeln('		return false; ');
document.writeln('	}');
document.writeln('	if(theForm.pwd.value=="")');
document.writeln('	{');
document.writeln('		alert("请输入登陆密码！");');
document.writeln('		theForm.pwd.focus(); ');
document.writeln('		return false;');
document.writeln('	}');
document.writeln('	doverify_Navigator.uid.value=theForm.uid.value;');
document.writeln('	doverify_Navigator.pwd.value=theForm.pwd.value;');
document.writeln('	doverify_Navigator.submit();');
document.writeln(' }');
document.writeln('</script>');
document.writeln('<form name="doverify_Navigator" action="http://ask.39.net/Auth/Verify.aspx" target="consultwindow" method="post">');
document.writeln('<input type="hidden" name="uid"> <input type="hidden" name="pwd"></form>');
document.writeln('<form onSubmit="return checkform_Navigator()"  name="community_Navigator" action=http://bbs.39.net/Auth/Verify.aspx method=post target=_blank>');
document.writeln('<input id=ReturnHost type=hidden name=ReturnHost><input id=ReturnUrl type=hidden value=http://bbs.39.net name=ReturnUrl>');
document.writeln('<tr><td height="28" align="right"><font color="#6A6A69">用户名:</td><td><input id=uid size=15 name=uid class="button_ppd">');
document.writeln('</td><td align="right"><font color="#6A6A69">密码:</font></td><td><input id=pwd type=password size=15 name=pwd class="button_ppd"></td>');
document.writeln('<td align="right"><input type ="image" src="http://images.39.net/39/js/Navigator/Images/nav06b.gif" border="0" name="Submit" value="登录社区"></td><td align="right"><input type ="image" src="http://images.39.net/39/js/Navigator/Images/nav07b.gif" border="0" name="consult" value="登陆专家咨询" onclick="goconsult_Navigator();return false;"></td><td align="right"><input type ="image" src="http://images.39.net/39/js/Navigator/Images/nav08.gif" border="0" name="Reset" value="游 客" onClick="community_Navigator.submit();return false;"></td>');
document.writeln('<td align="right"><a href="http://ask.39.net/Register/getPassword.aspx" target=_blank class=navbar>密码</a> <a href="http://ask.39.net/Register/Rules.html" target=_blank class=navbar>注册</a> <a href="http://bbs.39.net/HelpCenter/HelpIndex.htm" target=_blank class=navbar>帮助？</a></td>');
document.writeln('</tr></form></table></td><td width="28"><img src="http://images.39.net/39/js/Navigator/Images/5nav05.gif" width="28" height="37"></td>');
document.writeln('<td width="200" bgcolor="#FFFFFF"><table width="100%" border="0" cellspacing="0" cellpadding="0" style="PADDING-top: 8px"><tr align="center"><td><a href="http://www.hb.39.net/" target="_blank" class="navbar">河<br>北</a></td><td><a href="http://www.sh.39.net/" target="_blank" class="navbar">上<br>海</a></td><td><a href="http://www.cq.39.net/" target="_blank" class="navbar">重<br>庆</a></td><td><a href="http://www.zj.39.net/" target="_blank" class="navbar">浙<br>江</a></td><td><a href="http://www.sd.39.net/" target="_blank" class="navbar">山<br>东</a></td><td><a href="http://www.sc.39.net/" target="_blank" class="navbar">四<br>川</a></td><td><a href="http://www.js.39.net/" target="_blank" class="navbar">江<br>苏</a></td><td><a href="http://www.yn.39.net" target="_blank" class="navbar">云<br>南</a></td><td><a href="http://www.jl.39.net/" target="_blank" class="navbar">吉<br>林</a></td><td><a href="http://www.jx.39.net/" target="_blank" class="navbar">江<br>西</a></td></tr></table></td></tr></table>');
document.writeln('<table width="750" border="0" align="center" cellpadding="0" cellspacing="0"><tr><td height="3" bgcolor="#FFFFFF"></td></tr></table>');
<!---------------------------------社区登陆入口（end）--------------------------------->
document.writeln('<table width="750" border="0" align="center" cellpadding="0" cellspacing="0"><tr valign="top"><td width="112"><a href="http://www.39.net"><img src="http://images.39.net/39/js/Navigator/Images/logo.GIF" border="0" width="112" height="49"></a></td><td width="28"><img src="http://images.39.net/39/js/Navigator/Images/y_01.GIF" width="28" height="49"></td><td width="600"><table width="100%" border="0" cellspacing="0" cellpadding="0"><tr><td height="1" colspan="2" bgcolor="92D1F0">');
<!-------------------------------/////资讯区第 一 栏/////------------------------------->
document.writeln('</td></tr><tr align="center" valign="top"><td height="48" bgcolor="E6F7FF" class="navbar" style="PADDING-top: 5px">');
document.writeln('<a href="http://www.39.net" class="navbar">首页</a> | <a href="http://woman.39.net/" class="navbar">女性</a> | <a href="http://www.39.net/man/" class="navbar">男性</a> | <a href="http://www.39.net/baby/" class="navbar">育儿</a> | <a href="http://www.39.net/Treatment/" class="navbar">保健</a> | <a href="http://www.39.net/Fitness/" class="navbar">减肥</a> | <a href="http://disease.39.net/" class="navbar">疾病</a>');
document.writeln('| <a href="http://www.hospitalpage.net/" class="navbar">黄页</a> | <a href="http://www.39.net/special/" class="navbar">专题</a> | <a href="http://www.39.net/dc/" class="navbar">调查库</a>');
<!-------------------------------/////资讯区第 二 栏/////------------------------------->
document.writeln('<br><a href="http://www.39.net/focus/" class="navbar">快讯</a> | <a href="http://woman.39.net/jknr/fcda/" class="navbar">妇科</a> | <a href="http://www.39.net/eden/" class="navbar"><font color=red>性爱</font></a> | <a href="http://www.39.net/mentalworld/" class="navbar">心理</a> | <a href="http://www.39.net/Treatment/yspd/" class="navbar">饮食</a> | <a href="http://www.39.net/sports/" class="navbar">健身</a> | <a href="http://www.39.net/drug/" class="navbar">药品</a> | <a href="http://www.39.net/zhongyi/" class="navbar">中医</a> | <a href="http://pic.39.net/" class="navbar">图谱</a> | <a href="http://drug.39.net/" class="navbar">数据库</a></td>');
<!-------------------------------/////服务区第 一 栏/////------------------------------->
document.writeln('<td bgcolor="E9FDFE" class="navbar" style="PADDING-top: 5px"><a href="http://ask.39.net/" class="navbar">咨询</a> | <a href="http://blog.39.net/" class="navbar">博客</a> | <a href="http://www.39.net/test/" class="navbar">测试</a> | <a href="http://images.39.net/39/ad/zhaosh/" target="_blank" class="navbar">招商</a>');
<!-------------------------------/////服务区第 二 栏/////------------------------------->
document.writeln('<br><a href="http://bbs.39.net/" class="navbar">社区</a> | <a href="http://video.39.net/" class="navbar">视频</a> | <a href="http://search.39.net/" class="navbar">搜索</a> | <a href="http://www.39.net/mail/" target="_blank" class="navbar">杂志</a></td></tr></table></td><td width="10"><img src="http://images.39.net/39/js/Navigator/Images/y_04.GIF" width="10" height="49"></td></tr></table>');
document.writeln('<table width="750" border="0" align="center" cellpadding="0" cellspacing="0"><tr><td height="1" bgcolor="C7C9C8"></td></tr><tr><td height="1" bgcolor="FFFFFF"></td></tr>');
<!-------------------------------/////营销区/////------------------------------->
document.writeln('<tr><td bgcolor="F2F2F2" align="center" class="navbar" style="PADDING-top: 1px"><a href="http://eye.39.net/" class="navbar">眼病</a> | <a href="http://mouth.39.net/" class="navbar">口腔</a> | <a href="http://hbv.39.net/" class="navbar">肝病</a> | <a href="http://disease.39.net/wbzt/" class="navbar">胃病</a> | <a href="http://disease.39.net/carcinoma/" class="navbar">癌症</a> | <a href="http://disease.39.net/diabetes/" class="navbar">糖尿病</a> | <a href="http://kidney.39.net/" class="navbar">肾病</a> | <a href="http://woman.39.net/ztl/gjfk/" class="navbar">妇科疾病</a> | <a href="http://39.shguke.com" class="navbar">骨科疾病</a> | <a href="http://disease.39.net/ztl/shqy/" target="_blank" class="navbar">求医上海</a> | <a href="http://www.39.net/aids" target="_blank" class="navbar">艾滋病</a> | <a href="http://disease.39.net/ztl/pf110/" class="navbar">皮肤疾病</a> | <a href="http://www.39.net/eden/hot/tlyypd/" class="navbar">不孕不育</a> | <a href="http://dpvc.39.net/ADPolestar/lgs/way/;er=&mv=710&pu=san9&ad=0156001?http://client.39.net/nkjb/" class="navbar">男科疾病</a></td></tr></table>');