title: how to pass a string from asp to C# Form?
body: <p>Is there a way to pass an string from web appication to form? 
  For example:
      asp: Onclick = "i am ready to send"
      C# Form : On wait status for receive string from asp  </p>
  
  <p>i have try to search on semaphore but so far can only use on single program can't pass thread for another program.
  Can anyone give some comment about this?
  Thank you.</p>