Fields 

Modifier and Type	Field	Description
public final static int	ALERT_NO_TARGET
public final static int	ALERT_GO_TO_EXCUTE
public final static int	ALERT_ALREADY_INSTALL
public final static int	ALERT_NO_INSTALL
public final static int	ALERT_SENT_REWARD
public final static int	ALERT_ALREADY_PARTICIPATE
public final static int	ALERT_NO_HISTORY_PARTICIPATE
public final static int	ALERT_CHECK_ADVANCED_INSTALL_TYPE