// JavaScript Document

//针对ie不支持getElementsByName，重写getElementsByName
function getElementsByName(tag,eltname){ 
  var elts=document.getElementsByTagName(tag); 
  var count=0; 
  var elements=[]; 
  for(var i=0;i<elts.length;i++){ 
     if(elts[i].getAttribute("name")==eltname){ 
        elements[count++]=elts[i]; 
     } 
  } 
  return elements; 
} 
//变换二级菜单
function changesubmenu(n) {
	var sms;
	if("\v"=="v") sms =getElementsByName("ul","sm");
	else sms = document.getElementsByName("sm");
	for (i=0;i<sms.length;i++){
		sms[i].style.display="none";
	}
	if (n!="0") document.getElementById(n).style.display="block";
}

//根据URL改变一级菜单样式和变换二级菜单
function rememberMe(){
	var ma;
	if("\v"=="v") ma =getElementsByName("li","m-a");
	else ma = document.getElementsByName("m-a");
	//var ma = document.getElementsByName("m-a");
	for (i=0;i<ma.length;i++){
		ma[i].className="";   //清除旧样式
	}
	
	var url=location.href.toLowerCase();
	var cm="";
	//产业介绍
	if(url.indexOf("list.asp?id=825")!=-1 || url.indexOf("list.asp?id=842")!=-1 || url.indexOf("list.asp?id=843")!=-1)
		{cm="a2"; changesubmenu("sm-cyjs");}
	//新闻中心
	else if(url.indexOf("list.asp?id=826")!=-1 || url.indexOf("list.asp?id=868")!=-1 || url.indexOf("list.asp?id=827")!=-1 || url.indexOf("list.asp?id=828")!=-1 ||url.indexOf("list.asp?id=829")!=-1 || url.indexOf("list.asp?id=830")!=-1 || url.indexOf("list.asp?id=831")!=-1 || url.indexOf("list.asp?id=832")!=-1 || url.indexOf("list.asp?id=868")!=-1)
		{cm="a3"; changesubmenu("sm-news");}
	//产品展示
	else if(url.indexOf("list.asp?id=862")!=-1 || url.indexOf("list.asp?id=863")!=-1 || url.indexOf("list.asp?id=864")!=-1 || url.indexOf("list.asp?id=865")!=-1 || url.indexOf("list.asp?id=866")!=-1 || url.indexOf("list.asp?id=867")!=-1)
		{cm="a4"; changesubmenu("sm-products");}
	//企业推介
	else if(url.indexOf("company/")!=-1 || url.indexOf("list.asp?id=859")!=-1 || url.indexOf("list.asp?id=860")!=-1)
		{cm="a5"; changesubmenu("sm-hero");}
	//在线招商
	else if(url.indexOf("list.asp?id=841")!=-1 || url.indexOf("list.asp?id=848")!=-1 || url.indexOf("list.asp?id=849")!=-1 || url.indexOf("ChannelID=8")!=-1)
		{cm="a6"; changesubmenu("sm-business");}
	//人才招聘
	else if(url.indexOf("/job/")!=-1 || url.indexOf("/zhaopin.asp")!=-1 || url.indexOf("/qiuzhi.asp")!=-1 || url.indexOf("list.asp?id=877")!=-1)
		{cm="a7"; changesubmenu("sm-jobs");}
	//企业数据库
	else if(url.indexOf("/cdb/")!=-1)
		{cm="a8"; changesubmenu("0");}
	//法律政策问答
	else if(url.indexOf("boardid=11")!=-1 || url.indexOf("post.asp?bid=11")!=-1)
		{cm="a9"; changesubmenu("0");}
	//会员服务
	else if(url.indexOf("/user/")!=-1 || url.indexOf("/club/")!=-1 || url.indexOf("/video/")!=-1)
		{cm="a10"; changesubmenu("sm-user");}
	//三维全景
	else if(url.indexOf("/3dcor/")!=-1)
		{cm="a11"; changesubmenu("0");}
	
	else {cm="a1";}
	
	document.getElementById(cm).className="curMenu";
}

 window.onload = rememberMe;