function setCookie(name,value) //
{
    var Days = 30; 
    var exp  = new Date();
    exp.setTime(exp.getTime() + Days*24*60*60*1000);
    document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString() + ";path=/";
}

function getCookie(name)
{
    var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));
     if(arr != null) return unescape(arr[2]); 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() + ";path=/";
}

function setLang(lang) {
	if(document.getElementById("isRemeber").checked == true) {
		setCookie("ez4w-lang", lang);
	} else {
		delCookie("ez4w-lang");
	}
}

function getUrlParms()
{
    var args=new Object();   
    var query=location.search.substring(1);
    var pairs=query.split("&");
    for(var   i=0;i<pairs.length;i++)   
    {   
        var pos=pairs[i].indexOf('=');
            if(pos==-1)   continue;
            var argname=pairs[i].substring(0,pos);
            var value=pairs[i].substring(pos+1);
            args[argname]=unescape(value);
    }
    return args;
}

function setAffCookie() {
	var args = getUrlParms();
	var s = args["a"];
	var ref = escape(document.referrer);
	if(s == null || s == "undefined") {		
	} else {
		document.write("<script src='http://cp.ez4w.com/HostAdmin/servlet/SetAffCookie?v="+ s +"&ref="+ ref +"'></script>");
		document.write("<script src='http://cp.ez4w.com/HostAdmin-en/servlet/SetAffCookie?v="+ s +"&npo=0&ref="+ ref +"'></script>");
		document.write("<script src='http://cp.ez4w.com/HostAdmin-zh_TW/servlet/SetAffCookie?v="+ s +"&npo=0&ref="+ ref +"'></script>");
	}
}

setAffCookie();