Normalize (not use isXXX)
Normalize (not use isXXX)
Normalize (not use isXXX)
	Normalize (not use isXXX)
Normalize (not use isXXX)
Normalize (not use isXXX)
Normalize (not use isXXX)
Normalize (not use isXXX)
Normalize (not use isXXX)