result = window.open("popped.html", "popped", "width=10, height=10, location=no, menubar=no, status=no, toolbar=no, scrollbars=no, resizable=no");
    if (result != null) {
        //html = "is not blocking";
    } else{
        alert('Please disable popup blockers');
        document.getElementById('popupinfo').innerHTML='<br><b>Popups are being blocked</b>. This site requires that popup blockers are disabled<br>Unpredictable results could occur if popup blockers are re-enabled past this page.<br><br>';
        document.getElementById('submit').disabled=true;
    }