function updateAsk($key, $set)
{
if ($key == null && $set == null) {
return -1;
}
$table = new ask();
$db = $table->getAdapter();
$where = $db->quoteInto('UID=?', $key['UID']) . ' AND ' . $db->quoteInto('QID=?', $key['QID']);
$row = $table->update($set, $where);
return $row;
}
