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void loop()
{
  // listen for incoming clients
  WiFiClient client = server.available();

  if (client) {
    //Serial.println("Client connected");
    // an http request ends with a blank line
    boolean currentLineIsBlank = true;

    while (client.connected()) {
      while(client.available()) {
        char c = client.read();
        // if you've gotten to the end of the line (received a newline
        // character) and the line is blank, the http request has ended,
        // so you can send a reply
        if (c == 'n' && currentLineIsBlank) {

            // Here is where the POST data is.
            Serial.println("Post data: ");
            int ctr = 0;
            while(client.available())
            {
            Serial.write(client.read());
            buffer[ctr] = client.read();
            ctr++;
        }
        Serial.println("Buffer: ");
        Serial.write(buffer);
        Serial.println();

        //Serial.println("Sending response");
        // send a standard http response header
        client.println("HTTP/1.0 200 OK");
        client.println("Content-Type: text/html");
        client.println("Connection: keep-alive");
        client.println();

        //form added to send data from browser and view received data in serial monitor
        client.println();
        client.println("<!DOCTYPE html>");
        client.println("<html lang="en">");
        client.println("<body>");
        client.println(" <FORM action="" method="POST">");
        client.println("    <P>");
        client.println("    <LABEL for="username">Username:</LABEL>");
        client.println("    <INPUT type="text" name="uname"><BR><BR>");
        client.println("    <LABEL for="password">Password:</LABEL>");
        client.println("    <INPUT type="text" name="pwd"><BR><BR>");
        client.println("    <INPUT type="submit" value="Submit">");
        client.println("    </P>");
        client.println(" </FORM>");
        client.println("</body>");
        client.println("</html>");

        client.println();

        client.stop();
        }
        else if (c == 'n') {
          // you're starting a new line
          currentLineIsBlank = true;
        }
        else if (c != 'r') {
          // you've gotten a character on the current line
          currentLineIsBlank = false;
        }
      }
    }
    //Serial.println("Disconnected");
    Serial.println();
  }
}