//导航菜单
var current_childa = null;
var current_parenta = null;
var parenta_sign = false;	//一级菜单的mouseover状态标记
var childa_sign = false;	//二级菜单的mouseover状态标记

function show_childa(id)
{
	//一级导航
	parenta_sign = true;
	var parenta = document.getElementById("firsta_nav_" + id);
	
	
	parenta.className = "choose";
	
	
	document.getElementById("link1").href="/xianlu/List_"+id+".html"
	
	if (current_parenta){
		if (current_parenta!=parenta) current_parenta.className = "anniu-4"
	}else{
		current_parenta = document.getElementById("firsta_nav_"+id);
		current_childa = document.getElementById("secondb_nav_"+id);
		if (current_parenta != parenta) current_parenta.className = "anniu-4"
	}
	
	current_parenta = parenta;
	
	//二级导航
	childa_sign = false;
	var childa = document.getElementById("secondb_nav_"+id);
	if (childa) childa.className = "";
	if (current_childa && current_childa != childa) current_childa.className = "hide";	
	  current_childa = childa;
}

var current_childa1 = null;
var current_parenta1 = null;
var parenta_sign1 = false;	//一级菜单的mouseover状态标记
var childa_sign1 = false;	//二级菜单的mouseover状态标记



function show_childa1(id)
{
	//一级导航
	parenta_sign1 = true;
	var parenta = document.getElementById("t3_" + id);
	
	parenta.className = "choose";
	
	
	document.getElementById("link3").href="/jingdian/List_"+id+".html"
	
	if (current_parenta1){
		if (current_parenta1!=parenta) current_parenta1.className = ""
	}else{
		current_parenta1 = document.getElementById("t3_"+id);
		current_childa1= document.getElementById("t4_"+id);
		if (current_parenta1 != parenta) current_parenta1.className = ""
	}
	
	current_parenta1 = parenta;
	
	//二级导航
	childa_sign1 = false;
	var childa = document.getElementById("t4_"+id);
	if (childa) childa.className = "";
	if (current_childa1 && current_childa1 != childa) current_childa1.className = "hide";	
	  current_childa1 = childa;
}


var current_childa2 = null;
var current_parenta2 = null;
var parenta_sign2 = false;	//一级菜单的mouseover状态标记
var childa_sign2 = false;	//二级菜单的mouseover状态标记

function show_childa2(id)
{
	//一级导航
	parenta_sign2 = true;
	
	var parenta = document.getElementById("t1_" + id);
	
	parenta.className = "choose";
	
	document.getElementById("link2").href="/hotel/List_"+id+".html"
	
	if (current_parenta2){
		if (current_parenta2!=parenta) current_parenta2.className = "daohang-7";
	}else{
		current_parenta2 = document.getElementById("t1_"+id);
		current_childa2= document.getElementById("t2_"+id);
		if (current_parenta2 != parenta) current_parenta2.className = "daohang-7";
	}
	
	current_parenta2 = parenta;
	
	//二级导航
	childa_sign2 = false;
	var childa = document.getElementById("t2_"+id);
	if (childa) childa.className = "";
	if (current_childa2 && current_childa2 != childa) current_childa2.className = "hide";	
	  current_childa2 = childa;
}

var source_parenta

function menu_back()
{
	if ( !parenta_sign && !childa_sign && current_parenta!= source_parenta)
	{
		show_childa(source_parenta);
	}
	window.clearTimeout(iTimeoutID);
}


function set_parenta_sign()
{
	parenta_sign = true;
}

function set_childa_sign()
{
	childa_sign = true;
}
function clear_parenta_sign()
{
	parenta_sign = false;
	iTimeoutID = window.setTimeout(menu_back,500);
}
function clear_childa_sign()
{
	childa_sign = false;
	iTimeoutID = window.setTimeout(menu_back,500);
}


function set_parenta_sign1()
{
	parenta_sign1 = true;
}

function clear_parenta_sign1()
{
	parenta_sign1 = false;
	iTimeoutID = window.setTimeout(menu_back,500);
}

function set_childa_sign1()
{
	childa_sign1 = true;
}
function clear_childa_sign1()
{
	childa_sign1 = false;
	iTimeoutID = window.setTimeout(menu_back,500);
}


function set_parenta_sign2()
{
	parenta_sign2 = true;
}

function clear_parenta_sign2()
{
	parenta_sign2 = false;
	iTimeoutID = window.setTimeout(menu_back,500);
}

function set_childa_sign2()
{
	childa_sign2 = true;
}
function clear_childa_sign2()
{
	childa_sign2 = false;
	iTimeoutID = window.setTimeout(menu_back,500);
}

var current_childa3 = null;
var current_parenta3 = null;
var parenta_sign3 = false;	//一级菜单的mouseover状态标记
var childa_sign3 = false;	//二级菜单的mouseover状态标记


function show_childa3(id)
{
	//一级导航
	parenta_sign3 = true;
	var parenta = document.getElementById("t5_" + id);
	
	parenta.className = "choose";
	if (current_parenta3){
		if (current_parenta3!=parenta) current_parenta3.className = ""
	}else{
		current_parenta3 = document.getElementById("t5_0");
		current_childa3= document.getElementById("t6_0");
		if (current_parenta3 != parenta) current_parenta3.className = ""
	}
	
	current_parenta3 = parenta;
	
	//二级导航
	childa_sign3 = false;
	var childa = document.getElementById("t6_"+id);
	if (childa) childa.className = "";
	if (current_childa3 && current_childa3 != childa) current_childa3.className = "hide";	
	  current_childa3 = childa;
}


function set_parenta_sign3()
{
	parenta_sign3 = true;
}

function clear_parenta_sign3()
{
	parenta_sign3 = false;
	iTimeoutID = window.setTimeout(menu_back,500);
}


function set_childa_sign3()
{
	childa_sign3 = true;
}
function clear_childa_sign3()
{
	childa_sign3 = false;
	iTimeoutID = window.setTimeout(menu_back,500);
}