Hi Shiblie,

You will probably find out just about everything you need to know here.
http://peltiertech.com/

For questions on charting it is probably better to ask in the charting
newsgroup. Jon Peltier (and others) are regular and prolific
contributors to that group.

HTH
Martin


"Shiblie Bshara" wrote in message
...
I have lots of graphs to do and I don't have a good knowledge about them,
is there any website for teaching how to make graphs?? (on excel)

thanks,
shiblie.b