<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" creationComplete="init()">
          <mx:Script>
          
                  //import flash.net.*;
                  import mx.controls.*;
                  
                  private var socket:actionscript_socket_CustomSocket;
  
          public function init():void {
              //Security.allowDomain("localhost");
              //Security.loadPolicyFile("http://localhost" + "/crossdomain.xml");
              Security.loadPolicyFile("xmlsocket://localhost:843");
              socket = new actionscript_socket_CustomSocket(console, "localhost", 9001);
          }
           </mx:Script>
          <mx:Button label="Load" click="socket.sendRequest();" />
          <mx:TextArea id="console" width="100%" height="100%"/>
  </mx:Application>