//global variables
var deviceState = 0;
var pedalState = 0;
var menuLayer = 0;
var powerLvl = 0;
var selectedRegime = 2;
var selectedProcedure = 0;
var presetMenu = 0;
var homeMenu = 0;
var selectedWavelength = "";
var activeMenu = 0;
var updateMenu = 0;
var mainMenu = 0;
var tipIllumination = 2;
var soundLevel = 2;
var aimingLight = 2;
var hapticPedal = 2;
var hapticPBM = 2;
var tipLightMenu = 0;
var aimingLightMenu = 0;
var soundLevelMenu = 0;
var voiceMenu = 0;
var hapticMenu = 0;
var voiceConfirmation = 1;
var updateCounter = 0;
var menuPBM = 0;
var timerSetValue = 0;
var countingDownValue = 0;
var ifPaused = true;
var obj = null;
var obj1 = null;

//passcode variables
var passCode = [1, 1, 0, 0];
var enteredCode = [];

//audio elements
//added to array
var audioJingle = document.getElementById("audioJingle"); 
var audioPassCode = document.getElementById("audioPassCode"); 
var audioBeep = document.getElementById("audioBeep"); 
var audioSelectWavelength = document.getElementById("audioSelectWavelength"); 
var audioDualStby = document.getElementById("audioDualStby"); 
var audio810Stby = document.getElementById("audio810Stby"); 
var audio980Stby = document.getElementById("audio980Stby"); 
var audioOff = document.getElementById("audioOff"); 
var Off = document.getElementById("Off"); 
var Low = document.getElementById("Low"); 
var Medium = document.getElementById("Medium"); 
var High = document.getElementById("High"); 
var audioIlluminationOff = document.getElementById("audioIlluminationOff"); 
var audioIlluminationLow = document.getElementById("audioIlluminationLow"); 
var audioIlluminationMedium = document.getElementById("audioIlluminationMedium"); 
var audioIlluminationHigh = document.getElementById("audioIlluminationHigh"); 
var aimingLightOff = document.getElementById("audioAimingLightOff"); 
var aimingLightLow = document.getElementById("audioAimingLightLow"); 
var aimingLightMedium = document.getElementById("audioAimingLightMedium"); 
var aimingLightHigh = document.getElementById("audioAimingLightHigh"); 
var pedalHaptic = document.getElementById("pedalHaptic"); 
var pbmHaptic = document.getElementById("pbmHaptic"); 
var wifi = document.getElementById("wifi"); 
var voiceOn = document.getElementById("voiceConfirmationOn");
var voiceOff = document.getElementById("voiceConfirmationOff");
var decontamination = document.getElementById("decontamination");
var debridement = document.getElementById("debridement");
var aphtousulcer = document.getElementById("aphtousulcer");
var hemostasis = document.getElementById("hemostasis");
var incision = document.getElementById("incision");
var implantrecovery = document.getElementById("implantrecovery");
var toothexposure = document.getElementById("toothexposure");
var operculectomy = document.getElementById("operculectomy");
var gingivoplasty = document.getElementById("gingivoplasty");
var gingivectomy = document.getElementById("gingivectomy");
var frenectomy = document.getElementById("frenectomy");
var pulpotomy = document.getElementById("pulpotomy");
var troughing = document.getElementById("troughing");
var audio3mm = document.getElementById("audio3mm");
var audio7mm = document.getElementById("audio7mm");
var audio25mm = document.getElementById("audio25mm");
var audioActive = document.getElementById("audioActive");
var timer = document.getElementById("timer");
var updateAvailable = document.getElementById("updateAvailable");
var updating = document.getElementById("updating");
var updateCompleted = document.getElementById("updateCompleted");
var customProcedure = document.getElementById("customProcedure");
var active810 = document.getElementById("active810");
var active980 = document.getElementById("active980");
var activeDual = document.getElementById("activeDual");
var beepContinious = document.getElementById("beepContinious");
var threeBeepPBM = document.getElementById("threeBeepPBM");
var treatmentSeconds = document.getElementById("treatmentSeconds");

//do not add in array - always same level
var soundOff = document.getElementById("soundMute");
var soundLow = document.getElementById("soundLow"); 
var soundMedium = document.getElementById("soundMedium"); 
soundMedium.volume = 0.5;
soundLow.volume = 0.25;
soundOff.volume = 0.25;

//array of all sounds to be able to control volume of all of them
var allSounds = [Off, Low, Medium, High, audioJingle, audioPassCode, audioBeep, audioSelectWavelength, audioDualStby, audio810Stby, audio980Stby, audioOff, audioIlluminationOff, audioIlluminationLow, audioIlluminationMedium, audioIlluminationHigh, aimingLightOff, aimingLightLow, aimingLightMedium, aimingLightHigh, pedalHaptic, pbmHaptic, wifi, voiceOn, voiceOff, decontamination, debridement, aphtousulcer, hemostasis, incision, implantrecovery, toothexposure, operculectomy, gingivectomy, gingivoplasty, frenectomy, pulpotomy, troughing, audio3mm, audio7mm, audio25mm, audioActive, timer, updateAvailable, updating, updateCompleted, customProcedure, active810, active980, activeDual, beepContinious, threeBeepPBM, treatmentSeconds];

function changeLoudness() {
  if (soundLevel == 1) {
    for (i = 0; i < allSounds.length; i++) {
      allSounds[i].volume = 0.25;
    }
  } else if (soundLevel == 2) {
    for (i = 0; i < allSounds.length; i++) {
      allSounds[i].volume = 0.5;
    }
  } else if (soundLevel == 3) {
    for (i = 0; i < allSounds.length; i++) {
      allSounds[i].volume = 1;
    }
  } else if (soundLevel == 0) {Z
    for (i = 0; i < allSounds.length; i++) {
      allSounds[i].volume = 0;
    }
  }
}

//starting conditions


// var nodesInitial = document.getElementById("baseImage").childNodes;
// for (var i = 0; i < nodesInitial.length; i++) {
//   if (nodesInitial[i].nodeName.toLowerCase() == "div") {
//     nodesInitial[i].style.opacity = "1";
//     nodesInitial[i].style.visibility = "visible";
//     nodesInitial[i].style.opacity = "0";
//     nodesInitial[i].style.visibility = "hidden";
//   }
// }


showElement("onBtn");
addElement("pedalReleasedOff");
addElement("guidingText");
addElement("turnSoundOn");
opacity50("turnSoundOn");
document.getElementById("guidingText").style.opacity = "0.5";

//menu layer 0
//turning on and off function
function simulatorStart() {
  if (deviceState == 0) {
    deviceState = 1;
    simulatorSequence();
    for (i = 0; i < allSounds.length; i++) {
      allSounds[i].volume = 0.5;
    }
   } else {
    deviceState = 0;
    shutDown();
  }
}

//menu layer 1
//actual product working sequence
function simulatorSequence() {
  blinkBtn(500);
  setTimeout(() => playAudio(audioPassCode), 5000);
  setTimeout(() => playAudio(audioJingle), 500);
  document.getElementById("guidingText").innerHTML = "Product is starting up..."
  clearInterval(obj);
  menuLayer = 1;
}

//blinking ON button
function blinkBtn(blinkDelay) {
  addElement("disableAll");
  setTimeout(() => removeElement("disableAll"), blinkDelay * 8 + 800);
  addElement("stopBtn");
  for (i = 1; i <= 7; i++) {
    if (i % 2 != 0) {
      setTimeout(() => opacityOne("onBtn"), blinkDelay * i);
    } else {
      setTimeout(() => opacityZero("onBtn"), blinkDelay * i);
    }
  }
  for (i = 1; i <= 3; i++) {
    if (i == 1) {
      setTimeout(() => addElement("screenUltradent"), blinkDelay * 8 + 250 * i);
    } else if (i == 2) {
      setTimeout(() => addElement("screenPassCode"), blinkDelay * 8 + 250 * i);
    } else {
      setTimeout(() => addElement("topBtn"), blinkDelay * 8 + 250 * i);
      setTimeout(() => addElement("bottomBtn"), blinkDelay * 8 + 250 * i);
      setTimeout(() => document.getElementById("guidingText").innerHTML = "Enter passcode - UP | UP | DOWN | DOWN", blinkDelay * 8 + 250 * i);
    }
  }
}

//wifi button 
function wifiConnected() {
  playAudio(wifi);
}

//pressing top button
function btnUp() {
  if (menuLayer == 1) {
    var elementPlace = enteredCode.length;
    if (enteredCode.length < 4) {
      enteredCode.push(1);
      playAudio(audioBeep);
      if (enteredCode[elementPlace] == passCode[elementPlace]) {
        if (enteredCode.length == 1) {
          addElement("true1");
        } else if (enteredCode.length == 2) {
          addElement("true2");
        } else if (enteredCode.length == 3) {
          addElement("true3");
        } else if (enteredCode.length == 4) {
          addElement("true4");
        }
      } else if (enteredCode[elementPlace] != passCode[elementPlace]) {
        if (enteredCode.length == 1) {
          addElement("false1");
        } else if (enteredCode.length == 2) {
          addElement("false2");
        } else if (enteredCode.length == 3) {
          addElement("false3");
        } else if (enteredCode.length == 4) {
          addElement("false4");
        }
      }
    }
    correctNot();
  }

  if (updateMenu == 2) {
    var elementPlace = enteredCode.length;
    if (enteredCode.length < 4) {
      enteredCode.push(1);
      playAudio(audioBeep);
      if (enteredCode[elementPlace] == passCode[elementPlace]) {
        if (enteredCode.length == 1) {
          addElement("true1");
        } else if (enteredCode.length == 2) {
          addElement("true2");
        } else if (enteredCode.length == 3) {
          addElement("true3");
        } else if (enteredCode.length == 4) {
          addElement("true4");
        }
      } else if (enteredCode[elementPlace] != passCode[elementPlace]) {
        if (enteredCode.length == 1) {
          addElement("false1");
        } else if (enteredCode.length == 2) {
          addElement("false2");
        } else if (enteredCode.length == 3) {
          addElement("false3");
        } else if (enteredCode.length == 4) {
          addElement("false4");
        }
      }
    }
    correctNotUpdate();
  }

  if (menuLayer == 4) {
    if (selectedRegime == 1) {
      if (selectedProcedure > 1) {
        selectedProcedure--;
        playAudio(audioBeep);
        displayProcedure();
      }
    } else if (selectedRegime == 2) {
      if (selectedProcedure > 1) {
        selectedProcedure--;
        playAudio(audioBeep);
        displayProcedure();
      }
    } else if (selectedRegime == 3) {
      if (selectedProcedure > 1) {
        selectedProcedure--;
        playAudio(audioBeep);
        displayProcedure();
      }
    }
    if (activeMenu == 1) {
      clearOutActive();
    }
  }

  if (menuLayer == 6) {
    if (tipIllumination < 3) {
      addElement("topBtn");
      addElement("bottomBtn");
      tipIllumination++;
      tipIlluminationVisuals();
    }
  }

  if (menuLayer == 7) {
    if (aimingLight < 3) {
      addElement("topBtn");
      addElement("bottomBtn");
      aimingLight++;
      aimingLightVisuals();
    }
  }

  if (menuLayer == 8) {
    if (soundLevel < 3) {
      addElement("topBtn");
      addElement("bottomBtn");
      soundLevel++;
      soundVisuals();
      changeLoudness();
    }
  }

  if (menuLayer == 9) {
    if (hapticPedal < 3) {
      addElement("topBtn");
      addElement("bottomBtn");
      hapticPedal++;
      hapticPedalVisuals();
    }
  }
  
  if (menuLayer == 10) {
    if (hapticPBM < 3) {
      addElement("topBtn");
      addElement("bottomBtn");
      hapticPBM++;
      hapticPBMVisuals();
    }
  }
}

//pressing bottom button
function btnDown() {
  if (menuLayer == 1) {
    var elementPlace = enteredCode.length;
    if (enteredCode.length < 4) {
      enteredCode.push(0);
      playAudio(audioBeep);
      if (enteredCode[elementPlace] == passCode[elementPlace]) {
        if (enteredCode.length == 1) {
          addElement("true1");
        } else if (enteredCode.length == 2) {
          addElement("true2");
        } else if (enteredCode.length == 3) {
          addElement("true3");
        } else if (enteredCode.length == 4) {
          addElement("true4");
        }
      } else if (enteredCode[elementPlace] != passCode[elementPlace]) {
        if (enteredCode.length == 1) {
          addElement("false1");
        } else if (enteredCode.length == 2) {
          addElement("false2");
        } else if (enteredCode.length == 3) {
          addElement("false3");
        } else if (enteredCode.length == 4) {
          addElement("false4");
        }
      }
    }
    correctNot();
  }

  if (updateMenu == 2) {
    var elementPlace = enteredCode.length;
    if (enteredCode.length < 4) {
      enteredCode.push(0);
      playAudio(audioBeep);
      if (enteredCode[elementPlace] == passCode[elementPlace]) {
        if (enteredCode.length == 1) {
          addElement("true1");
        } else if (enteredCode.length == 2) {
          addElement("true2");
        } else if (enteredCode.length == 3) {
          addElement("true3");
        } else if (enteredCode.length == 4) {
          addElement("true4");
        }
      } else if (enteredCode[elementPlace] != passCode[elementPlace]) {
        if (enteredCode.length == 1) {
          addElement("false1");
        } else if (enteredCode.length == 2) {
          addElement("false2");
        } else if (enteredCode.length == 3) {
          addElement("false3");
        } else if (enteredCode.length == 4) {
          addElement("false4");
        }
      }
    }
    correctNotUpdate();
  }

  if (menuLayer == 4) {
    if (selectedRegime == 1) {
      if (selectedProcedure < 4) {
        selectedProcedure++;
        playAudio(audioBeep);
        displayProcedure();
      }
    } else if (selectedRegime == 2) {
      if (selectedProcedure < 9) {
        selectedProcedure++;
        playAudio(audioBeep);
        displayProcedure();
      }
    } else if (selectedRegime == 3) {
      if (selectedProcedure < 3) {
        selectedProcedure++;
        playAudio(audioBeep);
        displayProcedure();
      }
    }
    if (activeMenu == 1) {
      clearOutActive();
    }
  }

  if (menuLayer == 6) {
    if (tipIllumination > 0) {
      addElement("topBtn");
      addElement("bottomBtn");
      tipIllumination--;
      tipIlluminationVisuals();
    }
  }

  if (menuLayer == 7) {
    if (aimingLight > 0) {
      addElement("topBtn");
      addElement("bottomBtn");
      aimingLight--;
      aimingLightVisuals();
    }
  }

  if (menuLayer == 8) {
    if (soundLevel > 0) {
      addElement("topBtn");
      addElement("bottomBtn");
      soundLevel--;
      soundVisuals();
      changeLoudness();
    }
  }

  if (menuLayer == 9) {
    if (hapticPedal > 0) {
      addElement("topBtn");
      addElement("bottomBtn");
      hapticPedal--;
      hapticPedalVisuals();
    }
  }

  if (menuLayer == 10) {
    if (hapticPBM > 0) {
      addElement("topBtn");
      addElement("bottomBtn");
      hapticPBM--;
      hapticPBMVisuals();
    }
  }
}

//right button
function btnRight() {
  if (menuLayer == 3 || menuLayer == 2) {
    if (activeMenu != 1) {
      if (powerLvl < 20) {
        powerLvl++;
        powerLevel(powerLvl)
        playAudio(audioBeep);
      }
    }
  } 

  if (menuLayer == 4 && activeMenu == 0) {
    if (selectedRegime < 3) {
      selectedRegime++;
      selectedProcedure = 0;
      playAudio(audioBeep);
      displayProcedure();
    }
    if (activeMenu == 1) {
      clearOutActive();
    }
  }

  if (menuPBM == 1) {
    if (timerSetValue < 99) {
      playAudio(audioBeep);
      timerSetValue++;
      killTweensPBM(); 
      timerValue(timerSetValue);
      countingDownValue = timerSetValue;
    }
  }
}

//left button
function btnLeft() {
  if (menuLayer == 3 || menuLayer == 2) {
    if (activeMenu != 1) {
      if (powerLvl > 0) {
        powerLvl--;
        powerLevel(powerLvl)
        playAudio(audioBeep);
      }
    }
  }

  if (menuLayer == 4 && activeMenu == 0) {
    if (selectedRegime > 1) {
      selectedRegime--;
      selectedProcedure = 0;
      playAudio(audioBeep);
      displayProcedure();
    }
    if (activeMenu == 1) {
      clearOutActive();
    }
  }

  if (menuPBM == 1) {
    if (timerSetValue > 0) {
      playAudio(audioBeep);
      timerSetValue--;
      killTweensPBM(); 
      timerValue(timerSetValue);
      countingDownValue = timerSetValue;
    }
  }
}

//checks if entered passcode is correct and proceeds
function correctNot() {
  if (enteredCode.length == 4) {
    var equalMembers = 0;
    for (i = 1; i <= 4; i++) {
      if (enteredCode[i - 1] == passCode[i - 1]) {
        equalMembers++;
      }
    }
    if (equalMembers == 4) {
      addElement("disableAll");
      setTimeout(() => removeElement("true1"), 500);
      setTimeout(() => removeElement("true2"), 500);
      setTimeout(() => removeElement("true3"), 500);
      setTimeout(() => removeElement("true4"), 500);
      setTimeout(() => removeElement("false1"), 500);
      setTimeout(() => removeElement("false2"), 500);
      setTimeout(() => removeElement("false3"), 500);
      setTimeout(() => removeElement("false4"), 500);
      setTimeout(() => removeElement("screenPassCode"), 500);
      setTimeout(() => removeElement("topBtn"), 500);
      setTimeout(() => removeElement("bottomBtn"), 500);
      setTimeout(() => removeElement("disableAll"), 1000);
      enteredCode = [];
      if (menuLayer == 1) {
        setTimeout(() => chooseWavelength(), 1000);
        setTimeout(() => document.getElementById("guidingText").innerHTML = "Select a wavelength", 1000);
      }
      } else {
      enteredCode = [];
      addElement("disableAll");
      setTimeout(() => removeElement("true1"), 500);
      setTimeout(() => removeElement("true2"), 500);
      setTimeout(() => removeElement("true3"), 500);
      setTimeout(() => removeElement("true4"), 500);
      setTimeout(() => removeElement("false1"), 500);
      setTimeout(() => removeElement("false2"), 500);
      setTimeout(() => removeElement("false3"), 500);
      setTimeout(() => removeElement("false4"), 500);
      setTimeout(() => removeElement("disableAll"), 500);
      document.getElementById("guidingText").innerHTML = "Try again - UP | UP | DOWN | DOWN"
    }
  }
}


//checks if entered passcode is correct and proceeds
function correctNotUpdate() {
  if (enteredCode.length == 4) {
    var equalMembers = 0;
    for (i = 1; i <= 4; i++) {
      if (enteredCode[i - 1] == passCode[i - 1]) {
        equalMembers++;
      }
    }
    if (equalMembers == 4) {
      addElement("disableAll");
      setTimeout(() => removeElement("true1"), 500);
      setTimeout(() => removeElement("true2"), 500);
      setTimeout(() => removeElement("true3"), 500);
      setTimeout(() => removeElement("true4"), 500);
      setTimeout(() => removeElement("false1"), 500);
      setTimeout(() => removeElement("false2"), 500);
      setTimeout(() => removeElement("false3"), 500);
      setTimeout(() => removeElement("false4"), 500);
      setTimeout(() => removeElement("screenPassCode"), 500);
      setTimeout(() => removeElement("topBtn"), 500);
      setTimeout(() => removeElement("bottomBtn"), 500);
      setTimeout(() => removeElement("disableAll"), 1000);
      document.getElementById("guidingText").innerHTML = "Enter passcode - UP | UP | DOWN | DOWN"
      enteredCode = [];
      if (updateMenu == 2) {
        setTimeout(() => updateSequence(), 1000);
      }
      } else {
      enteredCode = [];
      addElement("disableAll");
      setTimeout(() => removeElement("true1"), 500);
      setTimeout(() => removeElement("true2"), 500);
      setTimeout(() => removeElement("true3"), 500);
      setTimeout(() => removeElement("true4"), 500);
      setTimeout(() => removeElement("false1"), 500);
      setTimeout(() => removeElement("false2"), 500);
      setTimeout(() => removeElement("false3"), 500);
      setTimeout(() => removeElement("false4"), 500);
      setTimeout(() => removeElement("disableAll"), 500);
      document.getElementById("guidingText").innerHTML = "Try again - UP | UP | DOWN | DOWN"
    }
  }
}


//choose wavelength
function chooseWavelength() {
  addElement("screen980");
  addElement("screenLine980");
  addElement("screen810");
  addElement("screenLine810");
  addElement("eightBtn");
  addElement("nineBtn");
  addElement("dualBtn");
  opacity75("eightBtn");
  opacity75("dualBtn");
  opacity75("nineBtn");
  blinkWavelengths();
  blinkScreenWavelengths();
  playAudio(audioSelectWavelength);
}

//blinking the wavelengths (GSAP)
function blinkWavelengths() {
  if (deviceState == 0) {
    gsap.killTweensOf(["#dualBtn", "#nineBtn", "#eightBtn"])
  } else {
    gsap.to(["#dualBtn", "#nineBtn", "#eightBtn"], {
      duration: 0.75,
      opacity: 0,
      repeat: -1,
      yoyo: true,
      ease: "sine.inOut",
    })
  }
}

//blinking the wavelengths (GSAP)
function blinkScreenWavelengths() {
  if (deviceState == 0) {
    gsap.killTweensOf(["#screen980", "#screenLine980", "#screen810", "#screenLine810"])
  } else {
    gsap.to(["#screen980", "#screenLine980", "#screen810", "#screenLine810"], {
      duration: 0.75,
      opacity: 0,
      repeat: -1,
      yoyo: true,
      ease: "steps(1)",
    })
  }
}

//select dual WV
function selectDual() {
  if (menuLayer == 1 || menuLayer == 2 || menuLayer == 3) {
    playAudio(audioDualStby);
    selectedWavelength = "dual";
    stopWavelengths();
    selectWavelength();
    opacity30("nineBtn");
    opacity30("eightBtn");
    addElement("screenLine810");
    addElement("screenStby810");
    addElement("screen810");
    addElement("screenLine980");
    addElement("screenStby980");
    addElement("screen980");
    powerLevel(powerLvl);
    document.getElementById("guidingText").innerHTML = "Dual Standby";
  }

  if (menuLayer == 4) {
    playAudio(audioDualStby);
    selectedWavelength = "dual";
    opacity30("nineBtn");
    opacity30("eightBtn");
    opacityOne("dualBtn");
    addElement("screenLine810");
    addElement("screenStby810");
    addElement("screen810");
    addElement("screenLine980");
    addElement("screenStby980");
    addElement("screen980");
    displayProcedure();
  }

  if (activeMenu == 1) {
    clearOutActive();
  }
}

//select eight WV
function selectEight() {
  if (menuLayer == 1 || menuLayer == 2 || menuLayer == 3) {
    playAudio(audio810Stby);
    selectedWavelength = "810";
    stopWavelengths();
    selectWavelength();
    opacity30("nineBtn");
    opacity30("dualBtn");
    addElement("screenLine810");
    addElement("screenStby810");
    addElement("screen810");
    showElement("screenLine980");
    showElement("screen980");
    opacity30("screenLine980")
    opacity30("screen980")
    removeElement("screenStby980")
    powerLevel(powerLvl);
    document.getElementById("guidingText").innerHTML = "810nm Standby"
  }

  if (menuLayer == 4) {
    playAudio(audio810Stby);
    selectedWavelength = "810";
    opacity30("nineBtn");
    opacity30("dualBtn");
    opacityOne("eightBtn");
    addElement("screenLine810");
    addElement("screenStby810");
    addElement("screen810");
    showElement("screenLine980");
    showElement("screen980");
    opacity30("screenLine980")
    opacity30("screen980")
    removeElement("screenStby980")
    displayProcedure();
  }

  if (activeMenu == 1) {
    clearOutActive();
  }
}

//select nine WV
function selectNine() {
  if (menuLayer == 1 || menuLayer == 2 || menuLayer == 3) {
    playAudio(audio980Stby);
    selectedWavelength = "980";
    stopWavelengths();
    selectWavelength();
    opacity30("eightBtn");
    opacity30("dualBtn");
    addElement("screenLine980");
    addElement("screenStby980");
    addElement("screen980");
    showElement("screenLine810");
    showElement("screen810");
    opacity30("screenLine810")
    opacity30("screen810")
    removeElement("screenStby810")
    powerLevel(powerLvl);
    document.getElementById("guidingText").innerHTML = "980nm Standby";
  }
  
  if (menuLayer == 4) {
    playAudio(audio980Stby);
    selectedWavelength = "980";
    opacity30("eightBtn");
    opacity30("dualBtn");
    opacityOne("nineBtn");
    addElement("screenLine980");
    addElement("screenStby980");
    addElement("screen980");
    showElement("screenLine810");
    showElement("screen810");
    opacity30("screenLine810")
    opacity30("screen810")
    removeElement("screenStby810")
    displayProcedure();
  }

  if (activeMenu == 1) {
    clearOutActive();
  }
}

//stop wavelenghts animation 
function stopWavelengths () {
  gsap.killTweensOf(["#dualBtn", "#nineBtn", "#eightBtn"])
  gsap.killTweensOf(["#screen980", "#screenLine980", "#screen810", "#screenLine810"])
  addElement("dualBtn");
  addElement("nineBtn");
  addElement("eightBtn");
  removeElement("screen980");
  removeElement("screen810");
  removeElement("screenLine980");
  removeElement("screenLine810");
}

//icons added once wavelength is selected
function selectWavelength() {
  menuLayer = 2;
  addElement("homeBtn");
  addElement("presetBtn");
  addElement("wifiBtn");
  addElement("menuBtn");
  addElement("rightBtn");
  addElement("leftBtn");
  addElement("activeBtn");
  addElement("stbyBtn");
  addElement("screenAvgWatts");
  addElement("screenPeak");
  addElement("screenIcon1");
  addElement("screenIcon4");
  addElement("screenIcon6");
  addElement("rightBtn");
  addElement("leftBtn");
  removeElement("topBtn");
  removeElement("bottomBtn")
  setTimeout(() => document.getElementById("pressThePedal").style.opacity = "0.5", 1000);
  setTimeout(() => document.getElementById("simulateUpdate").style.opacity = "0.35", 1000);
  if (pedalState == 0 || activeMenu == 1) {
    setTimeout(() => addElement("pressThePedal"), 1000);
  }
  setTimeout(() => addElement("simulateUpdate"), 1000);
}

//menu layer 3 - home menu
function btnHome () {
  playAudio(audioBeep);
  if (menuLayer == 4) {
    clearOutPresetMenu();
  } else if (menuLayer == 5) {
    clearOutMainMenu();
  } else if (menuLayer == 6) {
    clearOutMainMenu();
    clearOutTipLightMenu();
  } else if (menuLayer == 7) {
    clearOutMainMenu();
    clearOutAimingLightMenu()
  } else if (menuLayer == 8) {
    clearOutMainMenu();
    clearOutSoundMenu();
  } else if (menuLayer == 9 || menuLayer == 10) {
    clearOutMainMenu();
    clearOutHapticMenu();
  } else if (updateMenu == 2) {
    homeMenu = 1;
    menuLayer = 3;
    document.getElementById("guidingText").innerHTML = "Navigate the menu using the GTI";
    powerLvl = 0;
    powerLevel(powerLvl);
    updateMenu = 0;
    
    document.getElementById("updateBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/updateBtn.png)";
    removeElement("updateBtn");
    addElement("stopBtn");
    addElement("onBtn");
    addElement("pedalReleasedOff");
    addElement("guidingText");
    removeElement("topBtn");
    removeElement("bottomBtn");
    removeElement("screenPassCode");
    removeElement("true1");
    removeElement("true2");
    removeElement("true3");
    removeElement("true4");
    removeElement("false1");
    removeElement("false2");
    removeElement("false3");
    removeElement("false4");
    addElement("turnSoundOn");
    opacity50("turnSoundOn");
    document.getElementById("guidingText").style.opacity = "0.5";
    selectWavelength();
    updateCounter = 0;
    pedalState = 0;
    document.getElementById("pressThePedal").innerHTML = "Press to wake up"
    if (selectedWavelength == "dual") {
      selectDual();
      removeElement("topBtn");
      removeElement("bottomBtn");
    } else if (selectedWavelength == "810") {
      selectEight();
      removeElement("topBtn");
      removeElement("bottomBtn");
    } else if (selectedWavelength == "980") {
      selectNine();
      removeElement("topBtn");
      removeElement("bottomBtn");
    }
  }
  if (homeMenu == 0) {
    homeMenu = 1;
    menuLayer = 3;
    document.getElementById("guidingText").innerHTML = "Adjust power using the left and right arrow";
    powerLvl = 0;
    powerLevel(powerLvl);
  } else {
    menuLayer = 2;
    clearOutHomeMenu();
    document.getElementById("guidingText").innerHTML = "Navigate the menu using the GTI";
  }
  if (activeMenu == 1) {
    clearOutActive();
  }
  if (menuPBM != 0) {
    clearOutPBM();
    clearOutActive();
  }
}

//clear out all that has been added by the home menu when exiting or entering a new one
function clearOutHomeMenu() {
  homeMenu = 0;
  powerLvl = 0;
  powerLevel(powerLvl);
}

//layer 4 - preset menu
function btnPreset() {
  if (menuLayer == 3) {
    clearOutHomeMenu();
  } else if (menuLayer == 5) {
    clearOutMainMenu();
  }
  playAudio(audioBeep);
  if (presetMenu == 0) {
    presetMenu = 1;
    powerLvl = 0;
    powerLevel(powerLvl);
    menuLayer = 4;
    document.getElementById("guidingText").innerHTML = "Select a preset procedure using the arrows";
    addElement("topBtn");
    addElement("bottomBtn");
    addElement("screenPainRelief");
    addElement("screenSurgical");
    addElement("screenNonSurgical");
    opacity30("screenPainRelief");
    opacityOne("screenSurgical");
    opacity30("screenNonSurgical");
    for (i = 1; i <= 9; i++) {
      addElement("ss" + i);
      opacity30("ss" + i);
    }
    for (i = 1; i <= 4; i++) {
      addElement("sns" + i);
      opacity30("sns" + i);
    }
    for (i = 1; i <= 3; i++) {
      addElement("spr" + i);
      opacity30("spr" + i);
    }
  } else {
    menuLayer = 2;
    document.getElementById("guidingText").innerHTML = "Navigate the menu using the GTI";
    clearOutPresetMenu();
  }
  if (activeMenu == 1) {
    clearOutActive();
  }
}


//clear out all that has been added by the preset menu when exiting or entering a new one
function clearOutPresetMenu() {
  presetMenu = 0;
  powerLvl = 0;
  powerLevel(powerLvl);
  removeElement("screenPainRelief");
  removeElement("screenSurgical");
  removeElement("screenNonSurgical");
  removeElement("topBtn");
  removeElement("bottomBtn");
  removeElement("tip7mm");
  removeElement("tip3mm");
  removeElement("tip25mm");
  selectedRegime = 2;
  selectedProcedure = 0;
  for (i = 1; i <= 9; i++) {
    removeElement("ss" + i);
  }
  for (i = 1; i <= 4; i++) {
    removeElement("sns" + i);
  }
  for (i = 1; i <= 3; i++) {
    removeElement("spr" + i);
  }
}

function opacityAllProcedures() {
  for (i = 1; i <= 9; i++) {
    opacity30("ss" + i);
  }
  for (i = 1; i <= 4; i++) {
    opacity30("sns" + i);
  }
  for (i = 1; i <= 3; i++) {
    opacity30("spr" + i);
  }
  removeElement("tip7mm");
  removeElement("tip25mm")
  removeElement("tip3mm");
}

function displayProcedure() {
  if (selectedRegime == 1) {
    opacity30("screenPainRelief");
    opacity30("screenSurgical");
    opacityOne("screenNonSurgical");
    if (selectedProcedure == 0) {
      opacityAllProcedures();
      powerLvl = 0;
      powerLevel(powerLvl);
    } else if (selectedProcedure == 1) {
      opacityAllProcedures();
      opacityOne("sns1");
      if (selectedWavelength == "810") {
        powerLvl = 6;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 5;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 6;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 2) {
      opacityAllProcedures();
      opacityOne("sns2");
      if (selectedWavelength == "810") {
        powerLvl = 7;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 6;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 8;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 3) {
      opacityAllProcedures();
      opacityOne("sns3");
      if (selectedWavelength == "810") {
        powerLvl = 9;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 8;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 10;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 4) {
      opacityAllProcedures();
      opacityOne("sns4");
      if (selectedWavelength == "810") {
        powerLvl = 4;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 3;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 5;
        powerLevel(powerLvl);
      }
    }
  } else if (selectedRegime == 2) {
    opacity30("screenPainRelief");
    opacityOne("screenSurgical");
    opacity30("screenNonSurgical");
    if (selectedProcedure == 0) {
      opacityAllProcedures();
      powerLvl = 0;
      powerLevel(powerLvl);
    } else if (selectedProcedure == 1) {
      opacityAllProcedures();
      opacityOne("ss1");
      if (selectedWavelength == "810") {
        powerLvl = 11;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 10;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 12;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 2) {
      opacityAllProcedures();
      opacityOne("ss2");
      if (selectedWavelength == "810") {
        powerLvl = 13;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 11;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 15;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 3) {
      opacityAllProcedures();
      opacityOne("ss3");
      if (selectedWavelength == "810") {
        powerLvl = 8;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 7;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 9;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 4) {
      opacityAllProcedures();
      opacityOne("ss4");
      if (selectedWavelength == "810") {
        powerLvl = 12;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 11;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 14;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 5) {
      opacityAllProcedures();
      opacityOne("ss5");
      if (selectedWavelength == "810") {
        powerLvl = 8;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 7;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 9;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 6) {
      opacityAllProcedures();
      opacityOne("ss6");
      if (selectedWavelength == "810") {
        powerLvl = 10;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 9;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 11;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 7) {
      opacityAllProcedures();
      opacityOne("ss7");
      if (selectedWavelength == "810") {
        powerLvl = 12;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 11;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 14;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 8) {
      opacityAllProcedures();
      opacityOne("ss8");
      if (selectedWavelength == "810") {
        powerLvl = 8;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 7;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 10;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 9) {
      opacityAllProcedures();
      opacityOne("ss9");
      if (selectedWavelength == "810") {
        powerLvl = 9;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 8;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 10;
        powerLevel(powerLvl);
      }
    }
  } else if (selectedRegime == 3) {
    opacityOne("screenPainRelief");
    opacity30("screenSurgical");
    opacity30("screenNonSurgical");
    if (selectedProcedure == 0) {
      opacityAllProcedures();
      powerLvl = 0;
      powerLevel(powerLvl);
    } else if (selectedProcedure == 1) {
      opacityAllProcedures();
      opacityOne("spr1");
      addElement("tip7mm");
      if (selectedWavelength == "810") {
        powerLvl = 3;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 3;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 3;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 2) {
      opacityAllProcedures();
      opacityOne("spr2");
      addElement("tip3mm");
      if (selectedWavelength == "810") {
        powerLvl = 3;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 3;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 3;
        powerLevel(powerLvl);
      }
    } else if (selectedProcedure == 3) {
      opacityAllProcedures();
      opacityOne("spr3");
      addElement("tip25mm");
      if (selectedWavelength == "810") {
        powerLvl = 10;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "dual") {
        powerLvl = 10;
        powerLevel(powerLvl);
      } else if (selectedWavelength == "980") {
        powerLvl = 10;
        powerLevel(powerLvl);
      }
    } 
  }
}


//layer 5 - menu options
function btnMenu() {
  if (menuLayer == 3) {
    clearOutHomeMenu();
  } else if (menuLayer == 4) {
    clearOutPresetMenu();
  } else if (menuLayer == 6) {
    clearOutTipLightMenu();
  } else if (menuLayer == 7) {
    clearOutAimingLightMenu()
  } else if (menuLayer == 8) {
    clearOutSoundMenu();
  } else if (menuLayer == 9 || menuLayer == 10) {
    clearOutHapticMenu();
  } 
  playAudio(audioBeep);
  if (mainMenu == 0) {
    mainMenu = 1;
    powerLvl = 0;
    powerLevel(powerLvl);
    menuLayer = 5;
    removeElement("dualBtn");
    removeElement("eightBtn");
    removeElement("nineBtn");
    removeElement("presetBtn");
    removeElement("wifiBtn");
    removeElement("activeBtn");
    removeElement("stbyBtn");
    removeElement("topBtn");
    removeElement("bottomBtn");
    removeElement("leftBtn");
    removeElement("rightBtn");
    addElement("hapticBtn");
    addElement("aimingBtn");
    addElement("tiplightBtn");
    addElement("voiceBtn");
    addElement("soundBtn");
    document.getElementById("guidingText").innerHTML = "Choose a setting to adjust";
  } else {
    menuLayer = 2;
    document.getElementById("guidingText").innerHTML = "Navigate the menu using the GTI";
    clearOutMainMenu();
  }
  if (activeMenu == 1) {
    clearOutActive();
  }
}

function clearOutMainMenu() {
  mainMenu = 0;
  showWavelengths();
  powerLvl = 0;
  powerLevel(powerLvl);
  addElement("presetBtn");
  addElement("wifiBtn");
  addElement("activeBtn");
  addElement("stbyBtn");
  addElement("leftBtn");
  addElement("rightBtn");
  removeElement("hapticBtn");
  removeElement("aimingBtn");
  removeElement("tiplightBtn");
  removeElement("voiceBtn");
  removeElement("soundBtn");
}

//return wavelength buttons after being removed with the correct one selected
function showWavelengths() {
  if (selectedWavelength == "dual") {
    addElement("dualBtn");
    addElement("eightBtn");
    addElement("nineBtn");
    opacity30("eightBtn");
    opacity30("nineBtn");
  } else if (selectedWavelength == "810") {
    addElement("dualBtn");
    addElement("eightBtn");
    addElement("nineBtn");
    opacity30("dualBtn");
    opacity30("nineBtn");
  } else if (selectedWavelength == "980") {
    addElement("dualBtn");
    addElement("eightBtn");
    addElement("nineBtn");
    opacity30("dualBtn");
    opacity30("eightBtn");
  }
}

//tip illumination menu selecting and deselecting menu layer 6
function changeTipLight() {
  if (menuLayer == 7) {
    clearOutAimingLightMenu()
  } else if (menuLayer == 8) {
    clearOutSoundMenu();
  } else if (menuLayer == 9 || menuLayer == 10) {
    clearOutHapticMenu();
  }
  if (tipLightMenu == 0) {
    tipLightMenu = 1
    menuLayer = 6;
    addElement("topBtn");
    addElement("bottomBtn");
    showElement("tipLitOn");
    document.getElementById("tiplightBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/tiplightBtnGreen.png)";
    if (tipIllumination == 0) {
      removeElement("bottomBtn");
      document.getElementById("tiplightBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/tiplightBtnRed.png)";
      playAudio(audioIlluminationOff);
    } else if (tipIllumination == 1) {
      playAudio(audioIlluminationLow);
    } else if (tipIllumination == 2) {
      playAudio(audioIlluminationMedium);
    } else if (tipIllumination == 3) {
      removeElement("topBtn");
      playAudio(audioIlluminationHigh);
    }
    document.getElementById("guidingText").innerHTML = "Adjust tip illumination intensity"
    illuminationPreview();
    removeElement("screenAiming");
    for (i = 1; i <= 4; i++) {
      removeElement("screenAimingBar" + i);
    }
  } else {
    clearOutTipLightMenu();
    menuLayer = 5;
    playAudio(audioBeep);
    document.getElementById("guidingText").innerHTML = "Choose a setting to adjust"
  }
}

function clearOutTipLightMenu() {
  tipLightMenu = 0;
  document.getElementById("tiplightBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/tiplightBtn.png)";
  removeElement("topBtn");
  removeElement("bottomBtn");
  hideElement("tipLitOn");
}

//displays and plays sounds when tip illumination level changes
function tipIlluminationVisuals() {
  if (tipIllumination == 0) {
    removeElement("bottomBtn");
    document.getElementById("tiplightBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/tiplightBtnRed.png)";
    playAudio(Off);
  } else if (tipIllumination == 1) {
    document.getElementById("tiplightBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/tiplightBtnGreen.png)";
    playAudio(Low);
  } else if (tipIllumination == 2) {
    document.getElementById("tiplightBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/tiplightBtnGreen.png)";
    playAudio(Medium);
  } else if (tipIllumination == 3) {
    document.getElementById("tiplightBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/tiplightBtnGreen.png)";
    removeElement("topBtn");
    playAudio(High);
  }
  illuminationPreview();
  removeElement("screenAiming");
  for (i = 1; i <= 4; i++) {
    removeElement("screenAimingBar" + i);
  }
}

//tip illumination preview
function illuminationPreview() {
  addElement("tipLitOn");
  if (tipIllumination == 0) {
    showElement("tipLitOn");
    setTimeout(() => hideElement("tipLitOn"), 1500);
    document.getElementById("tipLitOn").style.opacity = "0";
  } else if (tipIllumination == 1) {
    showElement("tipLitOn");
    setTimeout(() => hideElement("tipLitOn"), 1500);
    document.getElementById("tipLitOn").style.opacity = "0.33";
  } else if (tipIllumination == 2) {
    showElement("tipLitOn");
    setTimeout(() => hideElement("tipLitOn"), 1500);
    document.getElementById("tipLitOn").style.opacity = "0.66";
  } else if (tipIllumination == 3) {
    showElement("tipLitOn");
    setTimeout(() => hideElement("tipLitOn"), 1500);
    document.getElementById("tipLitOn").style.opacity = "1";
  }
}

//tip illumination menu selecting and deselecting menu layer 7
function changeAimingLight() {
  if (menuLayer == 6) {
    clearOutTipLightMenu();
  } else if (menuLayer == 8) {
    clearOutSoundMenu();
  } else if (menuLayer == 9 || menuLayer == 10) {
    clearOutHapticMenu();
  }
  if (aimingLightMenu == 0) {
    aimingLightMenu = 1;
    menuLayer = 7;
    addElement("topBtn");
    addElement("bottomBtn");
    showElement("tipLaserLight");
    document.getElementById("guidingText").innerHTML = "Adjust aiming light intensity"
    document.getElementById("aimingBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/aimingBtnGreen.png)";
    if (aimingLight == 0) {
      removeElement("bottomBtn");
      document.getElementById("aimingBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/aimingBtnRed.png)";
      playAudio(aimingLightOff);
    } else if (aimingLight == 1) {
      playAudio(aimingLightLow);
    } else if (aimingLight == 2) {
      playAudio(aimingLightMedium);
    } else if (aimingLight == 3) {
      removeElement("topBtn");
      playAudio(aimingLightHigh);
    }
    aimingPreview();
  } else {
    clearOutAimingLightMenu();
    menuLayer = 5;
    playAudio(audioBeep);
    document.getElementById("guidingText").innerHTML = "Choose a setting to adjust"
  }
}

//reset all
function clearOutAimingLightMenu() {
  aimingLightMenu = 0;
  document.getElementById("aimingBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/aimingBtn.png)";
  removeElement("topBtn");
  removeElement("bottomBtn");
  hideElement("tipLaserLight");
  hideElement("tipLight25");
  hideElement("tipLight37");
  removeElement("screenAiming");
  for (i = 1; i <= 4; i++) {
    removeElement("screenAimingBar" + i);
  }
}

//displays and plays sounds when tip illumination level changes
function aimingLightVisuals() {
  if (aimingLight == 0) {
    removeElement("bottomBtn");
    document.getElementById("aimingBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/aimingBtnRed.png)";
    playAudio(Off);
  } else if (aimingLight == 1) {
    document.getElementById("aimingBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/aimingBtnGreen.png)";
    playAudio(Low);
  } else if (aimingLight == 2) {
    document.getElementById("aimingBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/aimingBtnGreen.png)";
    playAudio(Medium);
  } else if (aimingLight == 3) {
    document.getElementById("aimingBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/aimingBtnGreen.png)";
    removeElement("topBtn");
    playAudio(High);
  }
  aimingPreview();
}

//tip illumination preview
function aimingPreview() {
  showElement("tipLaserLight");
  if (aimingLight == 0) {
    showElement("tipLaserLight");
    setTimeout(() => hideElement("tipLaserLight"), 1500);
    document.getElementById("tipLaserLight").style.opacity = "0";
    document.getElementById("tipLight25").style.opacity = "0";
    document.getElementById("tipLight37").style.opacity = "0";
  } else if (aimingLight == 1) {
    showElement("tipLaserLight");
    setTimeout(() => hideElement("tipLaserLight"), 1500);
    document.getElementById("tipLaserLight").style.opacity = "0.33";
    document.getElementById("tipLight25").style.opacity = "0.33";
    document.getElementById("tipLight37").style.opacity = "0.33";
  } else if (aimingLight == 2) {
    showElement("tipLaserLight");
    setTimeout(() => hideElement("tipLaserLight"), 1500);
    document.getElementById("tipLaserLight").style.opacity = "0.66";
    document.getElementById("tipLight37").style.opacity = "0.66";
    document.getElementById("tipLight25").style.opacity = "0.66";
  } else if (aimingLight == 3) {
    showElement("tipLaserLight");
    setTimeout(() => hideElement("tipLaserLight"), 1500);
    document.getElementById("tipLaserLight").style.opacity = "1";
    document.getElementById("tipLight37").style.opacity = "1";
    document.getElementById("tipLight25").style.opacity = "1";
  }
  addElement("screenAiming");
  screenAimingBar(aimingLight);
}

//menu layer 8 - selecting sound level
function changeSound() {
  if (menuLayer == 6) {
    clearOutTipLightMenu();
  } else if (menuLayer == 7) {
    clearOutAimingLightMenu();
  } else if (menuLayer == 9 || menuLayer == 10) {
    clearOutHapticMenu();
  }
  if (soundLevelMenu == 0) {
    soundLevelMenu = 1
    menuLayer = 8;
    addElement("topBtn");
    addElement("bottomBtn");
    document.getElementById("guidingText").innerHTML = "Adjust sound level"
    document.getElementById("soundBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/soundBtnGreen.png)";
    if (soundLevel == 0) {
      removeElement("bottomBtn");
      document.getElementById("soundBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/soundBtnRed.png)";
      playAudio(soundOff);
    } else if (soundLevel == 1) {
      playAudio(soundLow);
    } else if (soundLevel == 2) {
      playAudio(soundMedium);
    } else if (soundLevel == 3) {
      removeElement("topBtn");
      playAudio(soundHigh);
    }
    soundPreview();
  } else {
    clearOutSoundMenu();
    menuLayer = 5;
    playAudio(audioBeep);
    document.getElementById("guidingText").innerHTML = "Choose a setting to adjust"
  }
}

//reset all
function clearOutSoundMenu() {
  soundLevelMenu = 0;
  document.getElementById("soundBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/soundBtn.png)";
  removeElement("topBtn");
  removeElement("bottomBtn");
  removeElement("screenSound");
  for (i = 1; i <= 4; i++) {
    removeElement("screenSoundBar" + i);
  }
}

//displays and plays sounds when sound changes
function soundVisuals() {
  if (soundLevel == 0) {
    removeElement("bottomBtn");
    document.getElementById("soundBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/soundBtnRed.png)";
    playAudio(soundOff);
  } else if (soundLevel  == 1) {
    document.getElementById("soundBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/soundBtnGreen.png)";
    playAudio(Low);
    Low.volume = 0.25;
  } else if (soundLevel  == 2) {
    document.getElementById("soundBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/soundBtnGreen.png)";
    playAudio(Medium);
    Medium.volume = 0.5;
  } else if (soundLevel  == 3) {
    document.getElementById("soundBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/soundBtnGreen.png)";
    removeElement("topBtn");
    playAudio(High);
  }
  soundPreview();
}

//sound bars
function soundPreview() {
  addElement("screenSound");
  soundBars(soundLevel);
}

//level 9 - 10 foot pedal haptic 
function btnHaptic() {
  if (menuLayer == 6) {
    clearOutTipLightMenu();
  } else if (menuLayer == 7) {
    clearOutAimingLightMenu();
  } else if (menuLayer == 8) {
    clearOutSoundMenu();
  }
  if (hapticMenu == 0 || hapticMenu == 2) {
    hapticMenu = 1;
    menuLayer = 9;
    addElement("topBtn");
    addElement("bottomBtn");
    document.getElementById("guidingText").innerHTML = "Adjust pedal haptic feedback"
    document.getElementById("hapticBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/hapticBtnBlue.png)";
    if (hapticPedal == 0) {
      removeElement("bottomBtn");
      playAudio(pedalHaptic);
      setTimeout(() => playAudio(Off), 2000);
    } else if (hapticPedal == 1) {
      playAudio(pedalHaptic);
      setTimeout(() => playAudio(Low), 2000);
    } else if (hapticPedal == 2) {
      playAudio(pedalHaptic);
      setTimeout(() => playAudio(Medium), 2000);
    } else if (hapticPedal == 3) {
      removeElement("topBtn");
      playAudio(pedalHaptic);
      setTimeout(() => playAudio(High), 1500);
    }
  } else if (hapticMenu == 1) {
    hapticMenu = 2;
    menuLayer = 10;
    addElement("topBtn");
    addElement("bottomBtn");
    document.getElementById("guidingText").innerHTML = "Adjust PBM haptic feedback"
    document.getElementById("hapticBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/hapticBtnOrange.png)";
    if (hapticPBM == 0) {
      removeElement("bottomBtn");
      playAudio(pbmHaptic);
      setTimeout(() => playAudio(Off), 2000);
    } else if (hapticPBM == 1) {
      playAudio(pbmHaptic);
      setTimeout(() => playAudio(Low), 2000);
    } else if (hapticPBM == 2) {
      playAudio(pbmHaptic);
      setTimeout(() => playAudio(Medium), 2000);
    } else if (hapticPBM == 3) {
      removeElement("topBtn");
      playAudio(pbmHaptic);
      setTimeout(() => playAudio(High), 2000);
    }
  } else {
    clearOutHapticMenu();
    menuLayer = 5;
    playAudio(audioBeep);
    document.getElementById("guidingText").innerHTML = "Choose a setting to adjust"
  }
}

function hapticPedalVisuals() {
  if (hapticPedal == 0) {
    removeElement("bottomBtn");
    playAudio(Off);
  } else if (hapticPedal == 1) {
    playAudio(Low);
  } else if (hapticPedal == 2) {
    playAudio(Medium);
  } else if (hapticPedal  == 3) {
    removeElement("topBtn");
    playAudio(High);
  }
}

function hapticPBMVisuals() {
  if (hapticPBM == 0) {
    removeElement("bottomBtn");
    playAudio(Off);
  } else if (hapticPBM == 1) {
    playAudio(Low);
  } else if (hapticPBM == 2) {
    playAudio(Medium);
  } else if (hapticPBM  == 3) {
    removeElement("topBtn");
    playAudio(High);
  }
}

function clearOutHapticMenu() {
  document.getElementById("hapticBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/hapticBtn.png)";
  hapticMenu = 0;
  removeElement("topBtn");
  removeElement("bottomBtn");
}

//voice confirmation
function voiceConfirm() {
  if (menuLayer == 6) {
    clearOutTipLightMenu();
  } else if (menuLayer == 7) {
    clearOutAimingLightMenu();
  } else if (menuLayer == 8) {
    clearOutSoundMenu();
  } else if (menuLayer == 9 || menuLayer == 10) {
    clearOutHapticMenu();
  }
  if (voiceConfirmation == 1) {
    voiceConfirmation = 0;
    document.getElementById("voiceBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/voiceBtnRed.png)";
    playAudio(voiceOff);
  } else {
    voiceConfirmation = 1;
    document.getElementById("voiceBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/voiceBtn.png)";
    playAudio(voiceOn);
  }
}

//layer 11 - activating a procedure
function btnActivate() {
  if (powerLvl != 0) {
    if(menuLayer == 3 || menuLayer == 2){
      if (activeMenu == 0) {
        if (selectedWavelength == "dual") {
          addElement("screenActive810");
          addElement("screenActive980");
        } else if (selectedWavelength == "810") {
          addElement("screenActive810");
          removeElement("screenActive980");
        } else if (selectedWavelength == "980") {
          addElement("screenActive980");
          removeElement("screenActive810");
        }
        activeMenu = 1;
        removeElement("screenStby810");
        removeElement("screenStby980");
        addElement("screenIcon5");
        if (pedalState == 1) {
          addElement("pedalHapticReleased");
          addElement("pedalBthReleased");
        }
        activatedProcedure();
        document.getElementById("activeBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/activeBtnGreen.png)";
        document.getElementById("stbyBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/stbyBtnInactive.png)";
        document.getElementById("guidingText").innerHTML = "Press Active again to go back";
        setTimeout(() => addElement("pressThePedal"), 200);
        showHideLights();
      } else if (pedalState == 1 && activeMenu == 1) {
          clearOutActive();
          pauseAudio(beepContinious);
          removeElement("screenActive980");
          removeElement("screenActive810");
      } else if (pedalState != 1 && activeMenu == 1) {
          clearOutActive();
          removeElement("pressThePedal"); 
          pauseAudio(beepContinious);
          removeElement("screenActive980");
          removeElement("screenActive810");
      }
    }

    if (menuLayer == 4 && selectedRegime != 3) {
      if (activeMenu == 0) {
        if (selectedWavelength == "dual") {
          addElement("screenActive810");
          addElement("screenActive980");
        } else if (selectedWavelength == "810") {
          addElement("screenActive810");
          removeElement("screenActive980");
        } else if (selectedWavelength == "980") {
          addElement("screenActive980");
          removeElement("screenActive810");
        }
        activeMenu = 1;
        removeElement("screenStby810");
        removeElement("screenStby980");
        addElement("screenIcon5");
        if (pedalState == 1) {
          addElement("pedalHapticReleased");
          addElement("pedalBthReleased");
        }
        removeElement("topBtn");
        removeElement("bottomBtn");
        activatedProcedure();
        document.getElementById("activeBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/activeBtnGreen.png)";
        document.getElementById("stbyBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/stbyBtnInactive.png)";
        document.getElementById("guidingText").innerHTML = "Press Active again to go back";
        setTimeout(() => addElement("pressThePedal"), 200);
        showHideLights();
      } else if (pedalState == 1 && activeMenu == 1) {
          clearOutActive();
          pauseAudio(beepContinious);
          removeElement("screenActive980");
          removeElement("screenActive810");
      } else if (pedalState != 1 && activeMenu == 1) {
          clearOutActive();
          removeElement("pressThePedal"); 
          pauseAudio(beepContinious);
          removeElement("screenActive980");
          removeElement("screenActive810");
      }
    } 
  } 
  
  if (timerValue != 0) {
    if (selectedRegime == 3 && selectedProcedure != 0) {
      if (activeMenu == 0) {
        timerValue(0);
        timerSetValue = 0;
        removeIconsPBM();
        timerAnimation();
        addElement("screenTimer");
        activeMenu = 2;
        menuPBM = 1;
        document.getElementById("guidingText").innerHTML = "Adjust time using the arrows";
        showHideLights();
      } else if (activeMenu == 2 && timerSetValue != 0) {
        activeMenu = 1;
        menuPBM = 2;
        addElement("screenIcon5");
        if (pedalState == 1) {
          addElement("pedalHapticReleased");
          addElement("pedalBthReleased");
        }
        setTimeout(() => addElement("pressThePedal"), 200);
        activatedProcedure();
        removeElement("screenStby810");
        removeElement("screenStby980");
        addElement("screenIcon5");
        if (selectedWavelength == "dual") {
          addElement("screenActive810");
          addElement("screenActive980");
        } else if (selectedWavelength == "810") {
          addElement("screenActive810");
          removeElement("screenActive980");
        } else if (selectedWavelength == "980") {
          addElement("screenActive980");
          removeElement("screenActive810");
        }
        document.getElementById("guidingText").innerHTML = "Press pedal to fire the laser";
        document.getElementById("activeBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/activeBtnGreen.png)";
        document.getElementById("stbyBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/stbyBtnInactive.png)";
        showHideLights();
      } else if (activeMenu == 1 && menuPBM == 2) {
        menuPBM = 0;
        activeMenu = 0;
        document.getElementById("activeBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/activeBtn.png)";
        document.getElementById("stbyBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/stbyBtn.png)";
        clearOutPBM();
        clearInterval(obj);
        timerValue(0);
        timerSetValue = 0;
        removeElement("screenActive810");
        removeElement("screenActive980");
        pauseAudio(beepContinious);
        removeElement("disableAll");
        removeElement("screenActive810");
        removeElement("screenActive980");
        if (pedalState == 1) {
          addElement("pedalHapticReleased");
          addElement("pedalBthReleased");
        }
        showHideLights(); 
        clearOutActive();
        addElement("topBtn");
        addElement("bottomBtn");
      } 
    }
  }
}

//remove icons for PBM
function removeIconsPBM() {
  removeElement("eightBtn");
  removeElement("dualBtn");
  removeElement("nineBtn");
  removeElement("topBtn");
  removeElement("bottomBtn");
  removeElement("aimingBtn");
  removeElement("updateBtn");
  removeElement("presetBtn");
  removeElement("wifiBtn");
  removeElement("tiplightBtn");
  removeElement("menuBtn");
  removeElement("soundBtn");
  removeElement("voiceBtn");
  removeElement("H");
  removeElement("screenAvgWatts");
  addElement("screenTimer");
}

function clearOutPBM() {
  menuPBM = 0;
  timerSetValue = 0;
  addElement("eightBtn");
  addElement("dualBtn");
  addElement("nineBtn");
  addElement("presetBtn");
  addElement("menuBtn");
  addElement("wifiBtn");
  powerLevel(0);
  addElement("H");
  addElement("screenAvgWatts");
  removeElement("screenTimer");
  killTweensPBM(); 
  timerValue(0);
  document.getElementById("guidingText").innerHTML = "Navigate the menu using the GTI";
  showWavelengths();

}

//counting down functions
function countDown() {
  if (pedalState == 1 && deviceState == 1) {
    obj = setInterval(decrementingFunction, 800);
    document.getElementById("pressThePedal").innerHTML = "Release to pause";
    pedalState = 2;
    document.getElementById("guidingText").innerHTML = "Laser is firing";
    pedalPressAnimation();
    playAudio(beepContinious);
    document.getElementById("beepContinious").loop = true;
    addElement("disableAll");
  } else if (pedalState == 2 && deviceState == 1) {
    pedalState = 1;
    clearInterval(obj);
    document.getElementById("pressThePedal").innerHTML = "Press to fire laser";
    document.getElementById("guidingText").innerHTML = "Press to continue";
    pedalPressAnimation();
    pauseAudio(beepContinious);
    removeElement("disableAll");
  }
}

function decrementingFunction() {
  if (countingDownValue > 0 && deviceState == 1) {
    countingDownValue--;
    timerValue(countingDownValue);
  } else if (countingDownValue == 0 && deviceState == 1) {
    clearInterval(obj);
    countingDownValue = timerSetValue;
    pedalState = 1;
    playAudio(threeBeepPBM);
    document.getElementById("pressThePedal").innerHTML = "Press to fire laser";
    document.getElementById("guidingText").innerHTML = "Press to continue";
    pedalPressAnimation();
    pauseAudio(beepContinious);
    timerValue(timerSetValue);
  }
}

//clear out active menu
function clearOutActive() {
  if(selectedRegime != 3) {
    activeMenu = 0;
    if (menuLayer != 2 && menuLayer !=3)  {
      addElement("topBtn");
      addElement("bottomBtn");
    }
  }
  document.getElementById("activeBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/activeBtn.png)";
  document.getElementById("stbyBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/stbyBtn.png)";
  document.getElementById("guidingText").innerHTML = "Choose another procedure settings and press Active";
  removeElement("screenActive980");
  removeElement("screenActive810");
  removeElement("pedalHapticReleased");
  removeElement("pedalBthReleased");
  hideElement("tipLaserLight");
  hideElement("tipLight25");
  hideElement("tipLight37");
  removeElement("screenIcon5");
  if (pedalState == 2) {
    document.getElementById("pressThePedal").innerHTML = "Press to fire laser";
    pedalState = 1;
    pedalPressAnimation();
  }
  if (pedalState != 0) {
    removeElement("pressThePedal");
  }
  showHideLights();
  if (selectedWavelength == "810") {
    playAudio(audio810Stby);
    addElement("screenStby810");
  } else if (selectedWavelength == "980") {
    playAudio(audio980Stby);
    addElement("screenStby980");
  } else if (selectedWavelength == "dual") {
    playAudio(audioDualStby);
    addElement("screenStby980");
    addElement("screenStby810");
  }
}

//pedal actions
function pressPedal() {
  if (selectedRegime == 1 || selectedRegime == 2) {
    if (pedalState == 1) {
      pedalState = 2;
      document.getElementById("pressThePedal").innerHTML = "Press to release";
      document.getElementById("guidingText").innerHTML = "Laser is firing";
      pedalPressAnimation();
      playAudio(beepContinious);
      document.getElementById("beepContinious").loop = true;
      addElement("disableAll");
    } else if (pedalState == 2) {
      pedalState = 1;
      document.getElementById("pressThePedal").innerHTML = "Press to fire laser";
      document.getElementById("guidingText").innerHTML = "Choose another procedure settings and press Active";
      pedalPressAnimation();
      pauseAudio(beepContinious);
      removeElement("disableAll");
    }
  }
  if (selectedRegime == 3 && menuPBM == 2 && pedalState != 0) {
      countDown();     
  }
  if (pedalState == 0 && deviceState == 1) {
    pedalState = 1;
    wakeUpPedalAnimation();
    removeElement("pressThePedal");
  } 
}

//waking up the pedal
function wakeUpPedalAnimation() {
  if (activeMenu == 0) {
    addElement("pedalPressed");
    addElement("pedalBatPressed");
    addElement("pedalPressedOff")
    setTimeout(() => addElement("pedalBatReleased"), 500);
    setTimeout(() => removeElement("pedalPressed"), 500);
    setTimeout(() => removeElement("pedalBatPressed"), 500);
    setTimeout(() => removeElement("pedalPressedOff"), 500);
    setTimeout(() => document.getElementById("pressThePedal").innerHTML = "Press to fire laser", 600);
  } else if (activeMenu == 1) {
    addElement("pedalPressed");
    addElement("pedalBatPressed");
    addElement("pedalBthPressed");
    addElement("pedalHapticPressed");
    addElement("pedalPressedOff")
    setTimeout(() => addElement("pedalBatReleased"), 500);
    setTimeout(() => addElement("pedalBthReleased"), 500);
    setTimeout(() => addElement("pedalHapticReleased"), 500);
    setTimeout(() => removeElement("pedalBthPressed"), 500);
    setTimeout(() => removeElement("pedalHapticPressed"), 500);
    setTimeout(() => removeElement("pedalPressed"), 500);
    setTimeout(() => removeElement("pedalBatPressed"), 500);
    setTimeout(() => removeElement("pedalPressedOff"), 500);
    setTimeout(() => addElement("pressThePedal"), 600);
    setTimeout(() => document.getElementById("pressThePedal").innerHTML = "Press to fire laser", 600);
  } else if (activeMenu == 2) {
    addElement("pedalPressed");
    addElement("pedalBatPressed");
    addElement("pedalPressedOff")
    setTimeout(() => addElement("pedalBatReleased"), 500);
    setTimeout(() => removeElement("pedalPressed"), 500);
    setTimeout(() => removeElement("pedalBatPressed"), 500);
    setTimeout(() => removeElement("pedalPressedOff"), 500);
    setTimeout(() => document.getElementById("pressThePedal").innerHTML = "Press to fire laser", 600);
  }
}

//single press the pedal, for 1-2 presets and custom power level
function pedalPressAnimation() {
  if (pedalState == 1) {
    removeElement("pedalPressed");
    removeElement("pedalBatPressed");
    removeElement("pedalBthPressed");
    removeElement("pedalHapticPressed");
    removeElement("pedalLaserPressed");
    removeElement("pedalPressedOff");
    removeElement("disableAll");
    blinkActiveWV();
  } else {
    addElement("pedalPressed");
    addElement("pedalBatPressed");
    addElement("pedalPressedOff");
    addElement("pedalBthPressed");
    addElement("pedalHapticPressed");
    addElement("pedalLaserPressed");
    addElement("disableAll");
    blinkActiveWV();
  }
}

//active, blinking wavelengths 
function blinkActiveWV() {
  if (pedalState == 2) {
    if (selectedWavelength == "810") {
      gsap.to(["#screen810", "#screenActive810"], {
        duration: 0.5,
        opacity: 0,
        repeat: -1,
        yoyo: true,
        ease: "steps(1)",
      })
    } else if (selectedWavelength == "980") {
        gsap.to(["#screen980", "#screenActive980"], {
          duration: 0.5,
          opacity: 0,
          repeat: -1,
          yoyo: true,
          ease: "steps(1)",
        })
    } else if (selectedWavelength == "dual") {
        gsap.to(["#screen810", "#screenActive810", "#screen980", "#screenActive980"], {
          duration: 0.5,
          opacity: 0,
          repeat: -1,
          yoyo: true,
          ease: "steps(1)",
        })
    }
  } else {
    gsap.killTweensOf(["#screen980", "#screenActive980", "#screen810", "#screenActive810"]);
    if (selectedWavelength == "810") {
      addElement("screen810");
      addElement("screenActive810");
    } else if (selectedWavelength == "980") {
      addElement("screen980");
      addElement("screenActive980");
    } else if (selectedWavelength == "dual") {
      addElement("screen980");
      addElement("screenActive980");
      addElement("screen810");
      addElement("screenActive810");
    }
  }
}

function activatedProcedure() {
  if (selectedRegime == 1) {
    if (selectedProcedure == 1) {
      playAudio(decontamination);
      setTimeout(() => playAudio(audioActive), 1250);
    } else if (selectedProcedure == 2) {
      playAudio(debridement);
      setTimeout(() => playAudio(audioActive), 1000);
    } else if (selectedProcedure == 3) {
      playAudio(aphtousulcer);
      setTimeout(() => playAudio(audioActive), 1000);
    } else if (selectedProcedure == 4) {
      playAudio(hemostasis);
      setTimeout(() => playAudio(audioActive), 1000);
    }
  }
  if (selectedRegime == 2) {
    if (selectedProcedure == 1) {
      playAudio(incision);
      setTimeout(() => playAudio(audioActive), 2000);
    } else if (selectedProcedure == 2) {
      playAudio(implantrecovery);
      setTimeout(() => playAudio(audioActive), 1500);
    } else if (selectedProcedure == 3) {
      playAudio(toothexposure);
      setTimeout(() => playAudio(audioActive), 1250);
    } else if (selectedProcedure == 4) {
      playAudio(operculectomy);
      setTimeout(() => playAudio(audioActive), 1250);
    } else if (selectedProcedure == 5) {
      playAudio(gingivoplasty);
      setTimeout(() => playAudio(audioActive), 1250);
    } else if (selectedProcedure == 6) {
      playAudio(gingivectomy);
      setTimeout(() => playAudio(audioActive), 1250);
    } else if (selectedProcedure == 7) {
      playAudio(frenectomy);
      setTimeout(() => playAudio(audioActive), 1250);
    } else if (selectedProcedure == 8) {
      playAudio(pulpotomy);
      setTimeout(() => playAudio(audioActive), 1000);
    } else if (selectedProcedure == 9) {
      playAudio(troughing);
      setTimeout(() => playAudio(audioActive), 1000);
    }
  }
  if (selectedRegime == 3) {
    if (selectedProcedure == 1) {
      playAudio(audio7mm);
      setTimeout(() => playAudio(audioActive), 1500);
    } else if (selectedProcedure == 2) {
      playAudio(audio3mm);
      setTimeout(() => playAudio(audioActive), 1500);
    } else if (selectedProcedure == 3) {
      playAudio(audio25mm);
      setTimeout(() => playAudio(audioActive), 2000);
    }
  }
  if (presetMenu == 0) {
    if (selectedWavelength == "810") {
      playAudio(active810);
    } else if (selectedWavelength == "980") {
      playAudio(active980);
    } else if (selectedWavelength == "dual") {
      playAudio(activeDual);
    }
  }
}

//simulate update feature
function simulateUpdate() {
  if (updateMenu == 0) {
    menuLayer = 0;
    updateMenu = 1;
    gsap.killTweensOf("#screenIcon3");
    playAudio(updateAvailable);
    addElement("screenIcon3");
    gsap.to("#screenIcon3", {
      duration: 0.5,
      opacity: 0,
      repeat: -1,
      yoyo: true,
      ease: "steps(1)",
    })
    gsap.killTweensOf("#updateBtn");
    addElement("updateBtn");
    document.getElementById("updateBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/updateBtnRed.png)";
    gsap.to("#updateBtn", {
      duration: 0.5,
      opacity: 0,
      repeat: -1,
      yoyo: true,
      ease: "steps(1)",
    })
  } else if (updateMenu == 1) {
    var nodes = document.getElementById("baseImage").childNodes;
    for (var i = 0; i < nodes.length; i++) {
      if (nodes[i].nodeName.toLowerCase() == "div") {
        nodes[i].style.opacity = "0";
        nodes[i].style.visibility = "hidden";
      }
    }
    addElement("turnSoundOn");
    opacity50("turnSoundOn");
    updateMenu = 2;
    document.getElementById("updateBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/updateBtn.png)";
    passCode = [1, 1, 0, 0];
    enteredCode = [];
    addElement("pedalReleasedOff");
    addElement("updateBtn");
    addElement("homeBtn");
    addElement("stopBtn");
    addElement("onBtn");
    addElement("guidingText");
    document.getElementById("guidingText").style.opacity = "0.5";
    blinkBtn(50);
    setTimeout(() => playAudio(audioPassCode), 150);
  } 
  console.log(updateMenu);
}

//update sequence
function updateSequence() {
  var nodes = document.getElementById("baseImage").childNodes;
    for (var i = 0; i < nodes.length; i++) {
      if (nodes[i].nodeName.toLowerCase() == "div") {
        nodes[i].style.opacity = "0";
        nodes[i].style.visibility = "hidden";
    }
  }
  addElement("turnSoundOn");
  opacity50("turnSoundOn");
  playAudio(updating);
  updateMenu = 0;
  addElement("disableAll");
  addElement("pedalReleasedOff");
  addElement("stopBtn");
  addElement("onBtn");
  addElement("guidingText");
  addElement("screenUltradent");
  addElement("screenIconsLineTop");
  addElement("screenIconsLineBottom");
  document.getElementById("guidingText").innerHTML = "Update in progress - do not turn off"
  document.getElementById("guidingText").style.opacity = "0.5";
  obj1 = setInterval(incrementingValue, 100);
  for (i = 1; i <= 20; i++) {
    var element = "spb" + i;
    addElement(element);
    opacity30(element);
  }
}

function incrementingValue() {
  if (updateCounter < 99) {
    updateCounter++;
    timerValue(updateCounter);
    for (i = 1; i <= 20; i++) {
      if (updateCounter > i*4.8) {
        opacityOne("spb" + i);
      } 
    }
  } else if (updateCounter == 99) {
    deviceState = 0;
    setTimeout(() => shutDown(), 1500);
    clearInterval(obj1);
    document.getElementById("guidingText").innerHTML = "Rebooting device"
    setTimeout(() => document.getElementById("guidingText").innerHTML = "Rebooting device", 1500);
    setTimeout(() => location.reload(), 1750);

  }
}

//selects all divs and makes them disappear, resets the page and all variables
function shutDown() {
  clearInterval(obj);
  clearInterval(obj1);
  addElement("disableAll")
  setTimeout(() => removeElement("disableAll"), 2000);
  setTimeout(() => shutDownSequence(), 1500);
  document.getElementById("guidingText").innerHTML = "Shutting down..."
}

function shutDownSequence() {
  var nodes = document.getElementById("baseImage").childNodes;
  for (var i = 0; i < nodes.length; i++) {
    if (nodes[i].nodeName.toLowerCase() == "div") {
      nodes[i].style.opacity = "0";
      nodes[i].style.visibility = "hidden";
    }
  }
  showElement("onBtn");
  addElement("pedalReleasedOff");
  addElement("turnSoundOn");
  opacity50("turnSoundOn");
  enteredCode = [];
  addElement("guidingText");
  document.getElementById("guidingText").style.opacity = "0.5";
  document.getElementById("guidingText").innerHTML = "Press the ON button to start again";
  document.getElementById("activeBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/activeBtn.png)";
  document.getElementById("stbyBtn").style.backgroundImage = "url(https://fs.hubspotusercontent00.net/hubfs/5802407/1_Ultradent%20Products/Campaigns/2021/Gemini_Evo/Landing_Page/images/simulator/stbyBtn.png)";
  gsap.killTweensOf(["#dualBtn", "#nineBtn", "#eightBtn"]);
  opacityOne("eightBtn");
  opacityOne("dualBtn");
  opacityOne("nineBtn");
  pedalState = 0;
  menuLayer = 0;
  powerLvl = 0;
  presetMenu = 0;
  homeMenu = 0;
  mainMenu = 0;
  tipLightMenu = 0;
  aimingLightMenu = 0;
  soundLevelMenu = 0;
  hapticMenu = 0;
  activeMenu = 0;
  selectedWavelength = "";
  selectedProcedure = 0;
  timerSetValue = 0;
  countingDownValue = 0;
  selectedRegime = 2;
  menuPBM = 0;
  countingDownValue = 0;
  updateCounter = 0;
  updateMenu = 0;
  obj = null;
  obj1 = null;
  pauseAudio(beepContinious);
  document.getElementById("pressThePedal").innerHTML = "Press to wake up";
  gsap.killTweensOf(["#screen980", "#screenLine980", "#screen810", "#screenLine810", "#screenActive810", "#screenActive980"]);
  removeElement("screen980");
  removeElement("screen810");
  removeElement("screenLine810");
  removeElement("screenLine980");
  removeElement("screenActive810");
  removeElement("screenActive980");
  gsap.killTweensOf(["#A1", "#B1", "#C1", "#D1", "#E1", "#F1", "#A2", "#B2", "#C2", "#D2", "#E2", "#F2"]);
  gsap.killTweensOf("#updateBtn");
  gsap.killTweensOf("#screenIcon3");
  removeElement("A1");
  removeElement("B1");
  removeElement("C1");
  removeElement("D1");
  removeElement("E1");
  removeElement("F1");
  removeElement("A2");
  removeElement("B2");
  removeElement("C2");
  removeElement("D2");
  removeElement("E2");
  removeElement("F2");
}

function laserStop() {
  deviceState = 0;
  shutDown();
}

//universal functions used all around, not part of the sequence 
//toggling element visibility - makes it clickable
function showElement(ID) {
  document.getElementById(ID).style.visibility = "visible";
}

function hideElement(ID) {
  document.getElementById(ID).style.visibility = "hidden";
}

//toggling element opacity - makes it visible
function opacityOne(ID) {
  document.getElementById(ID).style.opacity = "1";
}

function opacityZero(ID) {
  document.getElementById(ID).style.opacity = "0";
}

//toggling both visibility and opacity at once
function addElement(ID) {
  document.getElementById(ID).style.visibility = "visible";
  document.getElementById(ID).style.opacity = "1";
}

function removeElement(ID) {
  document.getElementById(ID).style.visibility = "hidden";
  document.getElementById(ID).style.opacity = "0";
}

//opacity 30%
function opacity30(ID) {
  document.getElementById(ID).style.opacity = "0.3";
}

//opacity 50%
function opacity50(ID) {
  document.getElementById(ID).style.opacity = "0.5";
}

//opacity 75%
function opacity75(ID) {
  document.getElementById(ID).style.opacity = "0.75";
}

//animate timer
function timerAnimation() {
  if (timerSetValue == 0) {
    playAudio(treatmentSeconds);
    gsap.to(["#A1", "#B1", "#C1", "#D1", "#E1", "#F1", "#A2", "#B2", "#C2", "#D2", "#E2", "#F2"], {
      duration: 0.5,
      opacity: 0,
      repeat: -1,
      yoyo: true,
      ease: "steps(1)",
    })
  } else {
    killTweensPBM(); 
    timerValue(timerSetValue);
  }
}

function killTweensPBM() {
  gsap.killTweensOf(["#A1", "#B1", "#C1", "#D1", "#E1", "#F1", "#A2", "#B2", "#C2", "#D2", "#E2", "#F2"]);
  addElement("A1");
  addElement("B1");
  addElement("C1");
  addElement("D1");
  addElement("E1");
  addElement("F1");
  addElement("A2");
  addElement("B2");
  addElement("C2");
  addElement("D2");
  addElement("E2");
  addElement("F2");
}

//define numbers
function numZero(place) {
  addElement("A" + place);
  addElement("B" + place);
  addElement("C" + place);
  addElement("D" + place);
  addElement("E" + place);
  addElement("F" + place);
  removeElement("G" + place);
}

function numOne(place) {
  removeElement("A" + place);
  addElement("B" + place);
  addElement("C" + place);
  removeElement("D" + place);
  removeElement("E" + place);
  removeElement("F" + place);
  removeElement("G" + place);
}

function numTwo(place) {
  addElement("A" + place);
  addElement("B" + place);
  removeElement("C" + place);
  addElement("D" + place);
  addElement("E" + place);
  removeElement("F" + place);
  addElement("G" + place);
}

function numThree(place) {
  addElement("A" + place);
  addElement("B" + place);
  addElement("C" + place);
  addElement("D" + place);
  removeElement("E" + place);
  removeElement("F" + place);
  addElement("G" + place);
}

function numFour(place) {
  removeElement("A" + place);
  addElement("B" + place);
  addElement("C" + place);
  removeElement("D" + place);
  removeElement("E" + place);
  addElement("F" + place);
  addElement("G" + place);
}

function numFive(place) {
  addElement("A" + place);
  removeElement("B" + place);
  addElement("C" + place);
  addElement("D" + place);
  removeElement("E" + place);
  addElement("F" + place);
  addElement("G" + place);
}

function numSix(place) {
  addElement("A" + place);
  removeElement("B" + place);
  addElement("C" + place);
  addElement("D" + place);
  addElement("E" + place);
  addElement("F" + place);
  addElement("G" + place);
}

function numSeven(place) {
  addElement("A" + place);
  addElement("B" + place);
  addElement("C" + place);
  removeElement("D" + place);
  removeElement("E" + place);
  removeElement("F" + place);
  removeElement("G" + place);
}

function numEight(place) {
  addElement("A" + place);
  addElement("B" + place);
  addElement("C" + place);
  addElement("D" + place);
  addElement("E" + place);
  addElement("F" + place);
  addElement("G" + place);
}

function numNine(place) {
  addElement("A" + place);
  addElement("B" + place);
  addElement("C" + place);
  addElement("D" + place);
  removeElement("E" + place);
  addElement("F" + place);
  addElement("G" + place);
}

//define power levels, 7 segment display
function powerLevel(level) {
  addElement("screenIconsLineTop");
  addElement("screenIconsLineBottom");
  opacityOne("screenIconsLineTop");
  opacityOne("screenIconsLineBottom");
  for (i = 1; i <= 20; i++) {
    var element = "spb" + i;
    addElement(element);
    opacity30(element);
  }
  if (level == 0) {
    numZero(1);
    addElement("H");
    numZero(2);
    opacity30("screenIconsLineTop");
    opacity30("screenIconsLineBottom");
  } else if (level == 1) {
    numZero(1)
    addElement("H");
    numOne(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 2) {
    numZero(1);
    addElement("H");
    numTwo(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 3) {
    numZero(1);
    addElement("H");
    numThree(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 4) {
    numZero(1);
    addElement("H");
    numFour(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 5) {
    numZero(1);
    addElement("H");
    numFive(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 6) {
    numZero(1);
    addElement("H");
    numSix(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 7) {
    numZero(1);
    addElement("H");
    numSeven(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 8) {
    numZero(1);
    addElement("H");
    numEight(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 9) {
    numZero(1);
    addElement("H");
    numNine(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 10) {
    numOne(1);
    addElement("H");
    numZero(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 11) {
    numOne(1);
    addElement("H");
    numOne(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 12) {
    numOne(1);
    addElement("H");
    numTwo(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 13) {
    numOne(1);
    addElement("H");
    numThree(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 14) {
    numOne(1);
    addElement("H");
    numFour(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 15) {
    numOne(1);
    addElement("H");
    numFive(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 16) {
    numOne(1);
    addElement("H");
    numSix(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 17) {
    numOne(1);
    addElement("H");
    numSeven(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 18) {
    numOne(1);
    addElement("H");
    numEight(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 19) {
    numOne(1);
    addElement("H");
    numNine(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } else if (level == 20) {
    numTwo(1);
    addElement("H");
    numZero(2);
    for (i = 1; i <= level; i++) {
      var element = "spb" + i;
      opacityOne(element);
    }
  } 
}

//define timer values, 7 segment display
function timerValue(timerSetValue) {
  if (timerSetValue == 0) {
    numZero(1);
    numZero(2);
  } else if (timerSetValue == 1) {
    numZero(1);
    numOne(2);
  } else if (timerSetValue == 2) {
    numZero(1);
    numTwo(2);
  } else if (timerSetValue == 3) {
    numZero(1);
    numThree(2);
  } else if (timerSetValue == 4) {
    numZero(1);
    numFour(2);
  } else if (timerSetValue == 5) {
    numZero(1);
    numFive(2);
  } else if (timerSetValue == 6) {
    numZero(1);
    numSix(2);
  } else if (timerSetValue == 7) {
    numZero(1);
    numSeven(2);
  } else if (timerSetValue == 8) {
    numZero(1);
    numEight(2);
  } else if (timerSetValue == 9) {
    numZero(1);
    numNine(2);
  } else if (timerSetValue == 10) {
    numOne(1);
    numZero(2);
  } else if (timerSetValue == 11) {
    numOne(1);
    numOne(2);
  } else if (timerSetValue == 12) {
    numOne(1);
    numTwo(2);
  } else if (timerSetValue == 13) {
    numOne(1);
    numThree(2);
  } else if (timerSetValue == 14) {
    numOne(1);
    numFour(2);
  } else if (timerSetValue == 15) {
    numOne(1);
    numFive(2);
  } else if (timerSetValue == 16) {
    numOne(1);
    numSix(2);
  } else if (timerSetValue == 17) {
    numOne(1);
    numSeven(2);
  } else if (timerSetValue == 18) {
    numOne(1);
    numEight(2);
  } else if (timerSetValue == 19) {
    numOne(1);
    numNine(2);
  } else if (timerSetValue == 20) {
    numTwo(1);
    numZero(2);
  } else if (timerSetValue == 21) {
    numTwo(1);
    numOne(2);
  } else if (timerSetValue == 22) {
    numTwo(1);
    numTwo(2);
  } else if (timerSetValue == 23) {
    numTwo(1);
    numThree(2);
  } else if (timerSetValue == 24) {
    numTwo(1);
    numFour(2);
  } else if (timerSetValue == 25) {
    numTwo(1);
    numFive(2);
  } else if (timerSetValue == 26) {
    numTwo(1);
    numSix(2);
  } else if (timerSetValue == 27) {
    numTwo(1);
    numSeven(2);
  } else if (timerSetValue == 28) {
    numTwo(1);
    numEight(2);
  } else if (timerSetValue == 29) {
    numTwo(1);
    numNine(2);
  } else if (timerSetValue == 30) {
    numThree(1);
    numZero(2);
  } else if (timerSetValue == 31) {
    numThree(1);
    numOne(2);
  } else if (timerSetValue == 32) {
    numThree(1);
    numTwo(2);
  } else if (timerSetValue == 33) {
    numThree(1);
    numThree(2);
  } else if (timerSetValue == 34) {
    numThree(1);
    numFour(2);
  } else if (timerSetValue == 35) {
    numThree(1);
    numFive(2);
  } else if (timerSetValue == 36) {
    numThree(1);
    numSix(2);
  } else if (timerSetValue == 37) {
    numThree(1);
    numSeven(2);
  } else if (timerSetValue == 38) {
    numThree(1);
    numEight(2);
  } else if (timerSetValue == 39) {
    numThree(1);
    numNine(2);
  } else if (timerSetValue == 40) {
    numFour(1);
    numZero(2);
  } else if (timerSetValue == 41) {
    numFour(1);
    numOne(2);
  } else if (timerSetValue == 42) {
    numFour(1);
    numTwo(2);
  } else if (timerSetValue == 43) {
    numFour(1);
    numThree(2);
  } else if (timerSetValue == 44) {
    numFour(1);
    numFour(2);
  } else if (timerSetValue == 45) {
    numFour(1);
    numFive(2);
  } else if (timerSetValue == 46) {
    numFour(1);
    numSix(2);
  } else if (timerSetValue == 47) {
    numFour(1);
    numSeven(2);
  } else if (timerSetValue == 48) {
    numFour(1);
    numEight(2);
  } else if (timerSetValue == 49) {
    numFour(1);
    numNine(2);
  } else if (timerSetValue == 50) {
    numFive(1);
    numZero(2);
  } else if (timerSetValue == 51) {
    numFive(1);
    numOne(2);
  } else if (timerSetValue == 52) {
    numFive(1);
    numTwo(2);
  } else if (timerSetValue == 53) {
    numFive(1);
    numThree(2);
  } else if (timerSetValue == 54) {
    numFive(1);
    numFour(2);
  } else if (timerSetValue == 55) {
    numFive(1);
    numFive(2);
  } else if (timerSetValue == 56) {
    numFive(1);
    numSix(2);
  } else if (timerSetValue == 57) {
    numFive(1);
    numSeven(2);
  } else if (timerSetValue == 58) {
    numFive(1);
    numEight(2);
  } else if (timerSetValue == 59) {
    numFive(1);
    numNine(2);
  } else if (timerSetValue == 60) {
    numSix(1);
    numZero(2);
  } else if (timerSetValue == 61) {
    numSix(1);
    numOne(2);
  } else if (timerSetValue == 62) {
    numSix(1);
    numTwo(2);
  } else if (timerSetValue == 63) {
    numSix(1);
    numThree(2);
  } else if (timerSetValue == 64) {
    numSix(1);
    numFour(2);
  } else if (timerSetValue == 65) {
    numSix(1);
    numFive(2);
  } else if (timerSetValue == 66) {
    numSix(1);
    numSix(2);
  } else if (timerSetValue == 67) {
    numSix(1);
    numSeven(2);
  } else if (timerSetValue == 68) {
    numSix(1);
    numEight(2);
  } else if (timerSetValue == 69) {
    numSix(1);
    numNine(2);
  } else if (timerSetValue == 70) {
    numSeven(1);
    numZero(2);
  } else if (timerSetValue == 71) {
    numSeven(1);
    numOne(2);
  } else if (timerSetValue == 72) {
    numSeven(1);
    numTwo(2);
  } else if (timerSetValue == 73) {
    numSeven(1);
    numThree(2);
  } else if (timerSetValue == 74) {
    numSeven(1);
    numFour(2);
  } else if (timerSetValue == 75) {
    numSeven(1);
    numFive(2);
  } else if (timerSetValue == 76) {
    numSeven(1);
    numSix(2);
  } else if (timerSetValue == 77) {
    numSeven(1);
    numSeven(2);
  } else if (timerSetValue == 78) {
    numSeven(1);
    numEight(2);
  } else if (timerSetValue == 79) {
    numSeven(1);
    numNine(2);
  } else if (timerSetValue == 80) {
    numEight(1);
    numZero(2);
  } else if (timerSetValue == 81) {
    numEight(1);
    numOne(2);
  } else if (timerSetValue == 82) {
    numEight(1);
    numTwo(2);
  } else if (timerSetValue == 83) {
    numEight(1);
    numThree(2);
  } else if (timerSetValue == 84) {
    numEight(1);
    numFour(2);
  } else if (timerSetValue == 85) {
    numEight(1);
    numFive(2);
  } else if (timerSetValue == 86) {
    numEight(1);
    numSix(2);
  } else if (timerSetValue == 87) {
    numEight(1);
    numSeven(2);
  } else if (timerSetValue == 88) {
    numEight(1);
    numEight(2);
  } else if (timerSetValue == 89) {
    numEight(1);
    numNine(2);
  } else if (timerSetValue == 90) {
    numNine(1);
    numZero(2);
  } else if (timerSetValue == 91) {
    numNine(1);
    numOne(2);
  } else if (timerSetValue == 92) {
    numNine(1);
    numTwo(2);
  } else if (timerSetValue == 93) {
    numNine(1);
    numThree(2);
  } else if (timerSetValue == 94) {
    numNine(1);
    numFour(2);
  } else if (timerSetValue == 95) {
    numNine(1);
    numFive(2);
  } else if (timerSetValue == 96) {
    numNine(1);
    numSix(2);
  } else if (timerSetValue == 97) {
    numNine(1);
    numSeven(2);
  } else if (timerSetValue == 98) {
    numNine(1);
    numEight(2);
  } else if (timerSetValue == 99) {
    numNine(1);
    numNine(2);
  }
}

//showing sound bars
function soundBars(numberOfShown) {
  for (i = 1; i <= 4; i++) {
    removeElement("screenSoundBar" + i);
  }
  for (i = 1; i <= numberOfShown+1; i++) {
    addElement("screenSoundBar" + i);
  }
}

//showing aiming bars
function screenAimingBar(numberOfShown) {
  for (i = 1; i <= 4; i++) {
    removeElement("screenAimingBar" + i);
  }
  for (i = 1; i <= numberOfShown+1; i++) {
    addElement("screenAimingBar" + i);
  }
}

//play audio
function playAudio(audioID) { 
  audioID.play(); 
} 

//pause audio
function pauseAudio(audioID) { 
  audioID.pause(); 
} 

//show handpiece lights with appropriate levels when activating the unit
function showHideLights() {
  if (activeMenu == 1) {
    if (selectedRegime == 1 || selectedRegime == 2) {
      if (aimingLight == 0) {
        addElement("tipLaserLight");
        document.getElementById("tipLaserLight").style.opacity = "0";
      } else if (aimingLight == 1) {
        addElement("tipLaserLight");
        document.getElementById("tipLaserLight").style.opacity = "0.33";
      } else if (aimingLight == 2) {
        addElement("tipLaserLight");
        document.getElementById("tipLaserLight").style.opacity = "0.66";
      } else if (aimingLight == 3) {
        addElement("tipLaserLight");
        document.getElementById("tipLaserLight").style.opacity = "1";
      }
      if (tipIllumination == 0) {
        addElement("tipLitOn");
        document.getElementById("tipLitOn").style.opacity = "0";
      } else if (tipIllumination == 1) {
        addElement("tipLitOn");
        document.getElementById("tipLitOn").style.opacity = "0.33";
      } else if (tipIllumination == 2) {
        addElement("tipLitOn");
        document.getElementById("tipLitOn").style.opacity = "0.66";
      } else if (tipIllumination == 3) {
        addElement("tipLitOn");
        document.getElementById("tipLitOn").style.opacity = "1";
      }
    }
    if (selectedRegime == 3 && selectedProcedure == 1) {
      if (aimingLight == 0) {
        addElement("tipLight37");
        document.getElementById("tipLight37").style.opacity = "0";
      } else if (aimingLight == 1) {
        addElement("tipLight37");
        document.getElementById("tipLight37").style.opacity = "0.33";
      } else if (aimingLight == 2) {
        addElement("tipLight37");
        document.getElementById("tipLight37").style.opacity = "0.66";
      } else if (aimingLight == 3) {
        addElement("tipLight37");
        document.getElementById("tipLight37").style.opacity = "1";
      }
    }
    if (selectedRegime == 3 && selectedProcedure == 2) {
      if (aimingLight == 0) {
        addElement("tipLight37");
        document.getElementById("tipLight37").style.opacity = "0";
      } else if (aimingLight == 1) {
        addElement("tipLight37");
        document.getElementById("tipLight37").style.opacity = "0.33";
      } else if (aimingLight == 2) {
        addElement("tipLight37");
        document.getElementById("tipLight37").style.opacity = "0.66";
      } else if (aimingLight == 3) {
        addElement("tipLight37");
        document.getElementById("tipLight37").style.opacity = "1";
      }
    }
    if (selectedRegime == 3 && selectedProcedure == 3) {
      if (aimingLight == 0) {
        addElement("tipLight25");
        document.getElementById("tipLight25").style.opacity = "0";
      } else if (aimingLight == 1) {
        addElement("tipLight25");
        document.getElementById("tipLight25").style.opacity = "0.33";
      } else if (aimingLight == 2) {
        addElement("tipLight25");
        document.getElementById("tipLight25").style.opacity = "0.66";
      } else if (aimingLight == 3) {
        addElement("tipLight25");
        document.getElementById("tipLight25").style.opacity = "1";
      }
    }
  } else {
    removeElement("tipLaserLight");
    removeElement("tipLight25");
    removeElement("tipLight37");
    removeElement("tipLitOn");
  }
}