SMS Preview (Command to disable?)

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http://forums.androidcentral.com – Hello Firstly I apologise if this question has already been asked. I've looked around but have been unable to find the correct answer. Currently I am using a neat little app called SMS Popup which disables the message preview from showing in the status bar. I therefore disabled notifications in the stock SMS app all together. If I were to root my HTC Desire X then can I modify a file so I can then disable the message preview from being displayed in the status bar? I like it how SMS Popup will change the notification to say "New message from Joe Bloggs". Just wondering if I c (HowTos)