----- Original Message ----- From: "Yan Huang" <yhuang at EAS.GATECH.EDU> To: <GRADSUSR at LIST.CINECA.IT> Sent: Wednesday, October 12, 2005 5:38 PM Subject: Re: [GRADSUSR] ylops > it is 'ylpos', not 'ylops' if you want to use secondary y-axis Wuhu, make your choice: either ylopts or ylpos, not ylops.