bool WRison;
bool CHison;

void handleCmd() 
{
  String out;
  char temp[25];

  if (server.args() == 1)
  {
    if      (server.argName(0) == "WRon")  { WRison = true; CHison = false; }
    else if (server.argName(0) == "WRoff") WRison = false;
    else if (server.argName(0) == "CHon")  { CHison = true; WRison = false; }
    else if (server.argName(0) == "CHoff") CHison = false;
  }

  out += "<center><H1>24V LeadAcid Monitor</H1>";

  out += "<H2>";
  sprintf(temp," Volt  %.2f &emsp;",volt);
  out += temp;
  sprintf(temp," Amps  %.2f",current);
  out += temp;
  out += "</H2>";

  out += "<br>\n";
  out += "<button onclick=\"window.location.href='/cmd?CHon\';\">Charger on</button>&emsp;\n";
  if (CHison) out += "Charger is ON &emsp;";
  else        out += "Charger is OFF&emsp;";
  out += "<button onclick=\"window.location.href='/cmd?CHoff\';\">Charger off</button><br><br>\n";
  
  out += "<button onclick=\"window.location.href='/cmd?WRon\';\">WR on</button>&emsp;\n";
  if (WRison) out += "WR is ON &emsp;";
  else        out += "WR is OFF&emsp;";
  out += "<button onclick=\"window.location.href='/cmd?WRoff\';\">WR off</button><br><br>\n";

  out += "</center></html>";
  server.send(200, "text/html", out);    
}

void handleNotFound() 
{
  server.send(404, "text/plain", "Not Here");
}