if(location.host.search(/(www|sec0)t/) != -1) {
	var tracking_url = 'https://sec0t.bell24.co.jp/company/api/tracking.php';
} else {
	var tracking_url = 'https://sec0.bell24.co.jp/company/api/tracking.php';
}

var cookie = function(name, value, options) {
    if (typeof value != 'undefined') {
        options = options || {};
        if (value === null) {
            value = '';
            options.expires = -1;
        }
        var expires = '';
        if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
            var date;
            if (typeof options.expires == 'number') {
                date = new Date();
                date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
            } else {
                date = options.expires;
            }
            expires = '; expires=' + date.toUTCString();
        }
        var path = options.path ? '; path=' + (options.path) : '';
        var domain = options.domain ? '; domain=' + (options.domain) : '';
        var secure = options.secure ? '; secure' : '';
        document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
    } 
    else {
        var cookieValue = null;
        if (document.cookie && document.cookie != '') {
            var cookies = document.cookie.split(';');
            for (var i = 0; i < cookies.length; i++) {
                var cookie = (cookies[i] || "").replace( /^\s+|\s+$/g, "" );

                if (cookie.substring(0, name.length + 1) == (name + '=')) {
                    cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                    break;
                }
            }
        }
        return cookieValue;
    }
};

function tracking() {
    var code = get_code();
    if (code) {
        cookie('potof', code);
    }
    else {
    	code = cookie('potof');
    }
    
    if (code) {
        document.write('<img src="'+tracking_url+'?code='+code+'&url='+location.href+'" />');
    }
}

function get_code() {
	var qs = location.search.split('&');
    for(var i=0;i<qs.length;i++) {
        p = qs[i].split('=');
        var key = p[0].replace('?','');
        var value = p[1];
        if (key == 'code') {
        	return value;
        }
    }
    return false;
}