function navBarMain(tab, on) {
  if (on == 1) {
    tab.style.backgroundColor = "#617AB4";
    tab.style.borderTopColor = "#0099FF";
    tab.style.borderBottomColor = "#0099FF";
  } else {
    tab.style.backgroundColor = "";
    tab.style.borderTopColor = "#5871AA";
    tab.style.borderBottomColor = "#5871AA";
  }
}

function navBar(tab, on) {
  if (on == 1) {
    tab.style.backgroundColor = "#EFEFEF";
    tab.style.borderTopColor = "#0099FF";
    tab.style.borderBottomColor = "#0099FF";
  } else {
    tab.style.backgroundColor = "";
    tab.style.borderTopColor = "#FFFFFF";
    tab.style.borderBottomColor = "#FFFFFF";
  }
}