ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false
ns6 = (navigator.vendor == ("Netscape6") || navigator.product == ("Gecko"))? true:false;
ns61=(ns6 && parseInt(navigator.productSub)>=20010710)? 1:0;
ns60=(ns6 && parseInt(navigator.productSub) < 20010710)?1:0;
var defaultText = "Click here to type your interest, question or error message";
var cflag = 0;

function open_console(ref_url, name) {
    h=window.open(ref_url, name, 'toolbar=no,height=480,width=800,directories=no,status=no,scrollbars=yes,resizable=yes,menubar=no');
    h.focus();
}

function popup(ref_url, name, height, width) {
    h=window.open(ref_url, name, "toolbar=no,height=" + height + ",width=" + width + ",directories=no,status=no,scrollbars=yes,resizable=yes,menubar=no");
    h.focus();
    return h;
}

function popupWToolbar(ref_url, name, height, width) {
    h=window.open(ref_url, name, "toolbar=yes,height=" + height + ",width=" + width + ",directories=no,status=no,scrollbars=yes,resizable=yes,menubar=no");
    h.focus();
    return h;
}

function openwindow(ref_url, name, height, width) {
    h=window.open(ref_url, name, "toolbar=no,height=" + height + ",width=" + width + ",directories=no,status=no,scrollbars=yes,resizable=yes,menubar=no");
    h.focus();
}