// First,making 5W1H menu interface of agent by sending this message
function sendMessageGetStatement(){
 ...
 ws = new WebSocket(tmp_agent_address);                      
 ws.onopen =function(event){
 ws.onmessage =function(event){                       
   if(message.search("statement") > 0){
   if(message.search("what")  > 0){
   if(message.search("exists") > 0){
 ws.onclose =function(event){
 	  fork_agents();
 ...
}