<!--
function validate_form ( )
{
    valid = true;

if ( ( document.persoForm.firstName.value == "" ) )
    {
        alert ( "'First name' is a mandatory field." );
	document.persoForm.firstName.focus();
        valid = false;
    }
else
if ( ( document.persoForm.lastName.value == "" ) )
    {
        alert ( "'Last name' is a mandatory field." );
	document.persoForm.lastName.focus();
        valid = false;
    }
else
if ( ( document.persoForm.address.value == "" ) )
    {
        alert ( "'Address' is a mandatory field." );
	document.persoForm.address.focus();
        valid = false;
    }
else
if ( ( document.persoForm.postalCode.value == "" ) )
    {
        alert ( "'ZIP / Postal Code' is a mandatory field." );
	document.persoForm.postalCode.focus();
        valid = false;
    }
else
if ( ( document.persoForm.city.value == "" ) )
    {
        alert ( "'City' is a mandatory field." );
	document.persoForm.city.focus();
        valid = false;
    }
else
if ( ( document.persoForm.country.selectedIndex == 0 ) )
 {
    alert ( "No 'country' selected." );
	document.persoForm.country.focus();
    valid = false;
    }
else
if ( ( document.persoForm.email.value == "" ) )
    {
        alert ( "Please provide an 'e-mail address'." );
	document.persoForm.email.focus();
        valid = false;
    }
else
if ((document.persoForm.email.value.indexOf ('@',0) == -1 ||
		document.persoForm.email.value.indexOf ('.',0) == -1) &&
		document.persoForm.email.value != "")
    {
        alert ( "Please provide a valid 'e-mail address'." );
	document.persoForm.email.focus();
        valid = false;
    }

    return valid;
}

//-->