function begin()
{
$result = false;
if ($this->cacheon) {
ob_start();
}
if (!($this->content = WRA::readCache($this->name, WRA_CONF::$cachetime)) || !$this->cacheon) {
$result = true;
}
if ($result && $this->cacheon) {
$this->writethis = true;
}
return $result;
}