class CCProgressTo : public CCActionInterval
{
	CCObject* copyWithZone(CCZone* pZone);

    static CCProgressTo* create(float duration, float fPercent);
};

class CCProgressFromTo : public CCActionInterval
{
	CCObject* copyWithZone(CCZone* pZone);

    static CCProgressFromTo* create(float duration, float fFromPercentage, float fToPercentage);
};