CRect 与 Rect互相转换

这两个可以互相转换，转换过程实际上是由CRect类的成员函数完成的:
CRect::operator = 把RECT转成CRect
CRect::operator LPRECT 把CRect转成RECT*

	RECT rfc;
	rfc.top = 200;
	rfc.left = 200;
	rfc.bottom = rc.right-rc.left-500;
	rfc.right = rc.bottom-rc.top-500;
	CRect crfc =rfc;
	m_framercontrol.MoveWindow(crfc);