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<?php
function filled_out($form_vars)
{
// test that each variable has a value
foreach ($form_vars as $key => $value)
{
if (!isset($key) || ($value == ''))
return false;
}
return true;
}
function valid_email($address)
{
// check an email address is possibly valid
if (ereg('^[a-zA-Z0-9_\.\-]+@[a-zA-Z0-9\-]+\.[a-zA-Z0-9\-\.]+$', $address))
return true;
else
return false;
}
?>