spinner.go
func validColor(c string) bool {
	valid := false
	if validColors[c] {
		valid = true
	}
	return valid
}
func validColor(c string) bool {
	valid := false
	if validColors[c] {
		valid = true
	}
	return valid
}
func validColor ( c string ) bool { valid := false if validColors [ c ] { valid = true } return valid }
// validColor will make sure the given color is actually allowed
validColor will make sure the given color is actually allowed