Can we give a facility to our user to draw diagrams in our aspx.page

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C#

ASP.NET

Hi,
I am a fresher into Dotnet. Firstly I want to Thank CodeProject because from this site I have learned a lot.

My Question is.

Now I am developing a site to one school. it is a web application.

In this teachers will teach online. In this site they will draw the diagrams while explaining to students. Mainly the physics teacher should have a facility to draw diagrams on the .aspx page.

How can i give such option to my user. please clarify my doubt. it will be very help full to me.

Need some one help very badly.

Thanks in advance..

Regards,
Vinay Simha Raju,
idremoved@gmail.com

[Edited]Removed EmailID[/Edited]