/**
* 删除角色
* @return boolean
*/
public function delAction()
{
$iRoleID = intval($this->getParam('id'));
$iRet = Model_Role::delData($iRoleID);
if ($iRet == 1) {
return $this->showMsg('角色删除成功！', true);
} else {
return $this->showMsg('角色删除失败！', false);
}
}