function chat_connect(id, username){
  makeGetRequest(SITE_URL + "scripts/cmd.php?c=connect&id="+id+"&username="+escape(username)+"&rnd="+unixTime(), "chat_connect2");
}
function chat_connect2(r){
  msg(r);
}

function cancel_chat_request(id){
  makeGetRequest(SITE_URL + "scripts/cmd.php?c=cancel_chat_request&id="+id+"&rnd="+unixTime(), "cancel_chat_request2");
}

function cancel_chat_request2(r){
  ajax_get_page(trim(location.href, "#")+"&doc=1", "content2");
}

function manage_chat_request(rid, action){ 
  // action = 1 -> ACCEPT
  // action = 0 -> DENY
  cmd_url = SITE_URL + "scripts/cmd.php?c=manage_chat_request&decision=" + action + "&rid="+rid+"&rnd="+unixTime();
  makeGetRequest(cmd_url, "manage_chat_request2");
}

function manage_chat_request2(r){
  msg(r);
  this_url = this_page(true, "doc=1&rnd="+unixTime());
  ajax_get_page(this_url, "content2");
}