function setcity(city,citypinyin){
	delcity();
	SetCookie("city",city);
	SetCookie("citypinyin",citypinyin);
}
function delcity(){
	delCookie("city");
	delCookie("citypinyin");
}

function displaycity(){
document.getElementById('ceng1').style.left=(window.screen.width-532)/2+'px';
document.getElementById('ceng1').style.display = 'block';
}
function closeceng2(){
	document.getElementById('ceng2').style.display = 'none';
	displaysites(2);
}

function displaysites(f){
	var str="";
	str = getCookie("siteinfo");
	var i=0;
	var mysites=Array();
	var sitestr="";
	//alert(str);
	if(typeof(str)!='undefined'&&str!=null){
		var siteinfos=str.split(","); 
	  	for(i=0;i<siteinfos.length&&i<40;i++){
			var siteinfo=siteinfos[i].split("|");
			if(siteinfo[0]!="")
			mysites[i]="<li class=\"newsite\"><a href='"+siteinfo[1]+"' target='_blank'>"+siteinfo[0]+"</a></li>";
			else
			mysites[i]="";
		}
	}
	if(i<40){
		j=0;
		for(;i<40&&j<document.getElementById('goodsitelist').childNodes.length;){
			var tagname = document.getElementById('goodsitelist').childNodes[j].className;
			if(f==1||tagname=="oldsite"){
				lihtml=document.getElementById('goodsitelist').childNodes[j].innerHTML;
				if(typeof(lihtml)=='undefined')
					mysites[i]=""
				else
					mysites[i]="<li  class=\"oldsite\">"+lihtml+"</li>";
				i++;
			}
			j++;
		}
	}

	for(j=0;j<i;j++){
		if(mysites[j]!="")
		sitestr=sitestr+mysites[j];
	}
	document.getElementById("goodsitelist").innerHTML=sitestr+"<ul class=\"sitebg\"><li><a href='/all.html' target='_blank'><span style=\"cursor:pointer; color: #999999\">更多团购网站>></span></a></li><li><span style=\"cursor:pointer; color:#999999;\"  onclick=\"setgroupsite()\">[添加网址]</span></li><li><a href='/user/register.php' target='_blank'><span style=\"cursor:pointer; color:#999999;\">注册拿返利</span></a></li></ul>";
}
function setgroupsite(){
document.getElementById('ceng2').style.left=(window.screen.width-600)/2+'px';
document.getElementById('ceng2').style.display = 'block';
}
function getrealurl(v1,v2,v3){
	v1.src=v2+v3;	
}
function thumbImg(img)
{
	img.width=520;
}
function change(num){
if(num==2){
	document.getElementById('nav_2').className="on";
	document.getElementById('nav_1').className="";
}
if(num==1){
	document.getElementById('nav_1').className="on";
	document.getElementById('nav_2').className="";
}
}
//写cookies函数
function SetCookie(name,value)//两个参数，一个是cookie的名子，一个是值
{
    var Days = 300; //此 cookie 将被保存 300 天
    var exp  = new Date();    //new Date("December 31, 9998");
    exp.setTime(exp.getTime() + Days*24*60*60*1000);
    document.cookie = name + "="+ escape (value) + ";path=/;expires=" + exp.toGMTString();
}
function getCookie(name)//取cookies函数
{
    var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));
    if(arr != null) return unescape(arr[2]); return null;

}
function delCookie(name)//删除cookie
{
    var exp = new Date();
    exp.setTime(exp.getTime() - 1);
    var cval=getCookie(name);
    if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();
}

function submitselect(){
	 startRequest(document.search_shopping.city.value,1);
}
function quickcity(city){
	 startRequest(city,1);
}

function getusername(){
	var username = "";
	username = getCookie('myddusername');
	if( username == null || username == "")
	document.write("<a href=\"/user/login.php\">登录</a> <span class=\"shu\">|</span></span><span><a href=\"/user/register.php\"><img src=\"/template/tuan800/img/jf.gif\" /></a></span>");
	else
	document.write("Hi,"+username+"&nbsp;&nbsp;<a href=\"/user/center.php\">用户中心</a></span>");
}