cex option in the text function

Hi,
I am using the "text" function to write text on a graph and I am using the
cex option to specify the size of my text.  It looks like if I specify any
value < 0.5 the size does not change.  Anybody noticed that?  Any help?

Thanks


Fairouz Makhlouf
Human Genome Sciences
(301)610-5790  x2552
http://www.hgsi.com/

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