function onWhois() {
    //var dn = document.getElementById('domain_name').value;
    //if(dn.length) {
        //var req = "/services/whois/exec.html?action=whois_domain&domain_name="+document.getElementById('domain_name').value+"&domain_zone="+document.getElementById('domain_zone').value;
        whois = window.open( '', "whois", "scrollbars=1, width=460, height=500" );
        if(whois) {
        	whois.focus();
		}
    //}
    return false;
}