var bot_on = 0;
function botbutton()
{
    console.log("pressed,boton ="+bot_on);
    var btn = document.getElementById('turnBot');

    if(bot_on)
    {
            bot_on=1;
            btn.style.borderColor = "#C12E2A";
            btn.style.backgroundImage = "linear-gradient(to bottom, #D9534F 0%, #C9302C 100%)";
            btn.value = "Stop";
	else {
            bot_on=0;
            btn.style.borderColor = "#449D44";
            btn.style.backgroundImage = "linear-gradient(to bottom, #5CB85C 0%, #449D44 100%)";
            btn.value = "Start";
    }
    return 0;
}