// JavaScript Document

var hotMessageTabNum = 4;

function changeHotMessageTab(tabNum){
	for(var i=1; i<=hotMessageTabNum; i++){
		document.getElementById("hmTab"+i).className = "";
	}
	document.getElementById("hmTab1").className = "first";
	if(tabNum == 1){
		document.getElementById("hmTab"+tabNum).className = "first now";
	}else{
		document.getElementById("hmTab"+tabNum).className = "now";
	}
}

//写cookies
function setCookie(name,value,days)
{
var exp = new Date(); 
exp.setTime(exp.getTime() + days*24*60*60*1000);
document.cookie = name + "="+ escape (value) + ";path=/;expires=" + exp.toGMTString();
}
//读取cookies
function getCookie(name)
{
var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)");
if(arr=document.cookie.match(reg)) return unescape(arr[2]);
else return null;
}
//删除cookies
function delCookie(name)
{
var exp = new Date();
exp.setTime(exp.getTime() - 1);
var cval=getCookie(name);
if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();
}

function CloseAlertTips(cookieName)
{
	document.getElementById("listtips").style.display="none";
	setCookie(cookieName,1,1);
}