function getSelectedRadio(buttonGroup) {
   // returns the array number of the selected radio button or -1 if no button is selected
   if (buttonGroup[0]) { // if the button group is an array (one button is not an array)
      for (var i=0; i<buttonGroup.length; i++) {
         if (buttonGroup[i].checked) {
            return i
         }
      }
   } else {
      if (buttonGroup.checked) { return 0; } // if the one button is checked, return zero
   }
   // if we get to this point, no radio button is selected
   return (false);
} // Ends the "getSelectedRadio" function




function CheckIntegerNow(Event) { if ((Event.keyCode > 7 && Event.keyCode < 10) || (Event.keyCode > 27 && Event.keyCode < 30) || Event.keyCode > 47 && Event.keyCode < 58)
{ Event.returnValue = Event.keyCode ;}
else
{ Event.cancelBubble = true ; Event.returnValue = false ;}
}

function CheckCustomerData(form){ if (form.howmuch.value=='') {alert('Please enter how much would you like to borrow'); form.howmuch.focus(); return false;}
if (form.estimatedvalue.value=='') {alert('Please enter estimated value of the property'); form.estimatedvalue.focus(); return false;}
if (form.mortgage.value=='') {alert('Please select what type of mortgage do you want'); form.mortgage.focus(); return false;}
if (form.longmortgage.value=='') {alert('Please select how long do you want your mortgage for'); form.longmortgage.focus(); return false;}
if (form.ttitle.value=='') {alert('Please enter your title'); form.ttitle.focus(); return false;}
if (form.FirstName.value=='') {alert('Please enter your First Name'); form.FirstName.focus(); return false;}
if (form.Surname.value=='') {alert('Please enter your Surname'); form.Surname.focus(); return false;}
if (form.AddressLine.value=='') {alert('Please enter your Address'); form.AddressLine.focus(); return false;}
if (form.Postcode.value=='') {alert('Please enter your postcode'); form.Postcode.focus(); return false;}
if (form.HomePhone.value=='') {alert('Please enter your home phone'); form.HomePhone.focus(); return false;}
if (form.MobilePhone.value=='') {alert('Please enter your mobile phone');form.MobilePhone.focus(); return false;}
if (form.Email.value=='') {alert('Please enter your email address');form.Email.focus(); return false;}
if (!CheckEmail(form.Email.value)) {alert('Please enter a valid email address');form.Email.focus(); return false;}
if (form.day.value=='') {alert('Please enter your birth day');form.day.focus(); return false;}
if (form.month.value=='') {alert('Please enter your birth month');form.month.focus(); return false;}
if (form.year.value=='') {alert('Please enter your birth year');form.year.focus(); return false;}

}

function CheckEmail(address) { if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(address)){ return (true)
}
return (false)
}