function setCookies(name,value)
{
        var d = new Date();
		d.setTime(d.getTime() + (30 * 24 * 60 * 60 * 1000));
		document.cookie = name + "=" + value + "; expires=" + d.toGMTString() + "; path=/;domain=.hudong.com";
}
function Deletecookie (name) {  //删除名称为name的Cookie  
    var exp = new Date();    
    exp.setTime (exp.getTime() - 1);    
    var cval = GetCookie (name);    
    document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString()+ "; path=/;domain=.hudong.com"; 
} 
/*
function Clearcookie()   //清除COOKIE  
    {  
    var temp=document.cookie.split(";");  
    var loop3;  
    var ts;  
    for (loop3=0;loop3        {  
        ts=temp[loop3].split("=")[0];  
        if (ts.indexOf(’mycat’)!=-1)  
            DeleteCookie(ts);     //如果ts含“mycat”则执行清除  
        }   
    }  
*/
function getCookieVal (offset) {       //取得项名称为offset的cookie值  
    var endstr = document.cookie.indexOf (";", offset);    
    if (endstr == -1)  
        endstr = document.cookie.length;    
        return unescape(document.cookie.substring(offset, endstr));  
}  

function GetCookie (name) {  //取得名称为name的cookie值  
        var arg = name + "=";    
        var alen = arg.length;    
        var clen = document.cookie.length;    
        var i = 0;    
        while (i < clen) {      
        var j = i + alen;      
        if (document.cookie.substring(i, j) == arg)        
                return getCookieVal (j);      
                i = document.cookie.indexOf(" ", i) + 1;      
                if (i == 0) break;     
        }    
        return null;  
}
 /*
 function getCookie(name)
{

  var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)");
        if(arr=document.cookie.match(reg)){
         return unescape(arr[2]);
         }
        else {
        return null; 
        }
        
}



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()+";domain=hudong.com";
}
 */



function chooseMenu(){
var divid = document.getElementById("my_menu");
var span_list = divid.getElementsByTagName("span");


var regex;
var match ;
var i = 0;
for (i=0;i<10;i++){
regex = new RegExp("leftmenu="+i);
match = regex.exec(document.cookie);
if (match) {
span_list[i].className="strong";
break;
}
}



}
function navigation(){
var divid = document.getElementById("sp_mynav");
var li_list = divid.getElementsByTagName("li");
var flag = document.getElementById("spaceFlag");
var regex;
var match ;
var temp;
if (flag == 1){
temp=3;
}
else{
temp=4;
}
for (var j=0;j<temp;j++){
regex = new RegExp("navigation="+j);
match = regex.exec(document.cookie);
if (match) {
li_list[j].className="strong";
break;}
}
}
function set(name,value){
setCookies(name,value);
setCookies('navigation','1');
}
var hdCookieName="hduser";
 	//��cookei�ж��û��Ƿ��½
 function getHdCookie (name){
 	var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));
     if(arr != null&&arr[2].length>0) return unescape(arr[2]); return null;
 	}