public function RemoveCustomStyle($strName)
{
$this->blnModified = true;
if (is_array($this->strCustomStyleArray) && array_key_exists($strName, $this->strCustomStyleArray)) {
$this->strCustomStyleArray[$strName] = null;
unset($this->strCustomStyleArray[$strName]);
} else {
throw new QCallerException(sprintf("Custom Style does not exist in Control '%s': %s", $this->strControlId, $strName));
}
}