how to use Crystal Reports in asp.net

i am using C# embedded in asp.net
i am now have crystal reports software
but what codes can i use to generate a standard report thro' asp.net?

is there any ref can be provided?
i have no idea how to link crystal reports and asp.net, which the code have written, together

thanks!

hey u can use the crystal reports easily in asp.net as like as we using in winforms.see my cs file,it will help you