Currently Being ModeratedJan 3, 2013 7:19 AM (in response to powerbook1701)
This forum is for the Numbers application in the iWork suite. There is a specific forum for Pages here:
This question is applicable in the iWork applications generally.
To change the stroke of a graphical object select the object by clicking one time on the object to activate editing on the object, then open the graphic inspector (select the menu item "View > Show Inspector"):
Then modify the various items in the "Stroke" section of the inspector pane