function _f_21food_stat(){
    var args = _f_21food_stat.arguments;
    var d = document;
    var td = top.document;
    var l = location;
    var tl = top.location;

    if(args.length>0){
            sid = args[0];
    }
    if (isNaN(sid)){
            return;
    }
    if(args.length>1){
            path = args[1];
    }
    var q = path + "count?sid=" + sid;
    var ref=td.referrer;
    ref=(ref=="")?d.referrer:ref;
    var cp=tl.href;
    cp = cp =="" ? l.href : cp;
    cp = encodeURIComponent(cp);
    q += '&cp=' + cp;
    q += '&cr=' + encodeURIComponent(ref);
    q += '&cs=' + screen.width + 'x'+screen.height;
    var nt = new Date();
    var ltm = nt.getHours()*3600 + nt.getMinutes()*60+nt.getSeconds();
	ltm = 86400 - ltm;
    if(navigator.cookieEnabled){        
        _ckh = "_21food_stat_lastpage";
        _ckv = GetCookie (_ckh)
        if(_ckv==cp){
            return;
        } else {
            SetCookie (_ckh,cp,300);
        }
        _ckh = "_21food_stat_clientid_"+sid;
        _ckv = "s";
        var v = GetCookie (_ckh);
        if(v!=_ckv){
            SetCookie (_ckh,_ckv,ltm);            
            _ckh = "_21food_stat_repeat_"+sid
	        _ckv = GetCookie (_ckh)
	        if(!isNaN(_ckv)&&_ckv!=null){
	        	_ckv = parseInt(_ckv);
	        	_ckv = _ckv + 1;
	        }else{
	        	_ckv = 1;
	        }
	       SetCookie (_ckh,_ckv,86400*365*10);        
	       q += "&rpt=" + _ckv;
        }
    } else {
        q += "&cke=n";
    }
    _f_21food_stat_wjs(q);

}

function _f_21food_stat_wjs(q){
    q = "<"+"script src='"+ q +"' language='javascript'"+">";
    q += "</" + "script" + ">";
    document.write(q);
}

function SetCookie(name, value){
    var expdate = new Date();
    var argv = SetCookie.arguments;
    var argc = SetCookie.arguments.length;
    var expires = (argc > 2) ? argv[2] : null;
    var path = (argc > 3) ? argv[3] : null;
    var domain = (argc > 4) ? argv[4] : null;
    var secure = (argc > 5) ? argv[5] : false;
    if(expires!=null) expdate.setTime(expdate.getTime() + ( expires * 1000 ));
    var dc = name + "=" + escape (value);
    dc+=((expires == null) ? "" : ("; expires="+ expdate.toGMTString()));
    dc+=((path == null) ? "" : ("; path=" + path)) ;
    dc+=((domain == null) ? "" : ("; domain=" + domain));
    dc+=((secure == true) ? "; secure" : "");
    document.cookie =dc;
}

function GetCookie(name){
    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 GetCookieVal(offset){
    var endstr = document.cookie.indexOf (";", offset);
    if (endstr == -1)   endstr = document.cookie.length;
    return unescape(document.cookie.substring(offset, endstr));
}

document.write("<a title=\"21food Á÷Á¿Í³¼Æ\" href=\"http://count.21food.cn/user/view.jsp?sid=100020\" target=\"_blank\"><im"+"g src=\"http://count.21food.cn/images/stat.gif\" border=\"0\" align=\"baseline\"/></a>");
_f_21food_stat("100020","http://count.21food.cn/");