When in doubt, find an expert. In this case, it's not me per se, but when in doubt, I've always done a quick net search. This should help.
http://www.openoffice.org/documentation ... Graphs.pdf
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Those who fear the darkness have never seen what the light can do.
http://www.openoffice.org/documentation ... Graphs.pdf
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Those who fear the darkness have never seen what the light can do.