function CheckMultiple16(frm, name) {
                for (var i=0; i < frm.length; i++)
                {
                    fldObj = frm.elements[i];
                    fldId = fldObj.id;
                    if (fldId) {
                        var fieldnamecheck=fldObj.id.indexOf(name);
                        if (fieldnamecheck != -1) {
                            if (fldObj.checked) {
                                return true;
                            }
                        }
                    }
                }
                return false;
            }
        function CheckForm16(f) {
            if (f.email.value == "") {
                alert("Please enter your email address.");
                f.email.focus();
                return false;
            }
        
                        if (f.format.selectedIndex == -1) {
                            alert("Please choose a format to receive your email campaigns in");
                            f.format.focus();
                            return false;
                        }
                    
                if (f.captcha.value == "") {
                    alert("Please enter the security code shown");
                    f.captcha.focus();
                    return false;
                }
            
            var fname = "CustomFields_36_16";
            var fld = document.getElementById(fname);
            if (fld.value == "") {
                alert("Please enter a value for field County");
                fld.focus();
                return false;
            }
        
                return true;
            };