var name = 'silajsen.cookie';

function setLogin(value)
{
    document.cookie = name + "=" + escape(value) +";EXPIRES="+getexpirydate(365); // Set # of days before expire
}

function getLogin()
{
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1)
    {
        begin = dc.indexOf(prefix);
        if (begin != 0) return null;
    }
    else
    {
        begin += 2;
    }
    var end = document.cookie.indexOf(";", begin);
    if (end == -1)
    {
        end = dc.length;
    }
    return unescape(dc.substring(begin + prefix.length, end));
}

function deleteLogin () {
	var exp = new Date();
	exp.setTime (exp.getTime() - 1);  // This cookie is history
	var cval = getLogin (name);
	document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
    }

function getexpirydate(nodays){
	var UTCstring;
	Today = new Date();
	nomilli=Date.parse(Today);
	Today.setTime(nomilli+nodays*24*60*60*1000);
	UTCstring = Today.toUTCString();
	return UTCstring;
}