function validateFormSubmit() {
    if (clean(_sn) == ''){
        alert('Please enter your surname');
        return false;
    }
    if (clean(_fn) == ''){
        alert('Please enter your first name');        
        return false;
    }        
    if (!validateEmail(_email)){        
        return false;
    }   
    var ck = document.getElementById(_ck);
    if (!ck.checked)
    {
        alert('You must accept the terms and conditions to continue');
        ck.focus();
        return false;
    }    
    return true;
}

function ValidateSearch() {
    if (clean(_srch) == '') {
        alert('Please enter your search');
        return false;
    }
    return true;
}