// URLs Check Ergebnis 
    function chkres(){
        let res = {};
        res.url     = this.URL; //getResponseHeader('x-url');
        res.lastmod = this.getResponseHeader('Last-Modified');
        res.status = this.status;
        let table = document.getElementById('tbody');
        let tr = document.createElement('tr');
        res.color = this.status == 200 ? 'blue' : 'red';
        tr.innerHTML = xr("<td style='color:@color@'>@status@</td> <td><a href='@url@'>@url@</a></td> <td>@lastmod@</td>", res);
        table.appendChild(tr);
        $('#chkres').tablesorter();
    }

    function chkurls(){
        let urls = this.response.split("\n");
        for(let i = 0; i < urls.length; i++){
            let xhr = new XHR( chkres );
            xhr.xhr.URL = urls[i]; 
            xhr.put(urls[i]);
        }
    }

    function list_urls(){
        // Liste der URLs download
        let ls = new XHR(chkurls);
        ls.get("%url%?u=1");
    }
    
    list_urls();