It depends on which environment your C program is running. On dos system , You have to register the graphics driver. On Windows program , you will have to use the API's to change the colour.<br>
Does it answer your question ?<br>
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Thanx<br>
Siddhartha Singh<br>
<A HREF="mailto:ssingh@aztecsoft.com">ssingh@aztecsoft.com</A>