title: ASP.NET Image uploading from URL
body: <p>I have an aspx page,where the user will enter a valid image url(ex : <a href="https://stackoverflow.com/Content/Img/stackoverflow-logo-250.png">https://stackoverflow.com/Content/Img/stackoverflow-logo-250.png</a>).
  I need the program to upload this image to the Server.
  How can i do this  ?  </p>