text: 
  /**
   * Activate Navigation Menu
   */
  function navToolTip() {
      let menuBtn = document.querySelector("#menuBtn");
      let navigation = document.querySelector(".navigation");
  
      menuBtn.onclick = function () {
          navigation.classList.toggle("active");
      }
  
  }
  
  
  /**
   * To toggle expert mode option during analysing the Firmware
   */
  function expertModeOn() {
      try {
          var expertOptions = document.querySelectorAll('[value="expmode"]');
  
          for (i = 0; i < expertOptions.length; i++) {
              var expertDiv = expertOptions[i];
              if (expertDiv.style.display === "none") {
                  expertDiv.style.display = "block";
              } else {
                  expertDiv.style.display = "none";
              }
          }
      } catch (error) {
          // console.log(error.message);
      }
  }
  
  /**
   * To display the individual helptext of form fields below
   */
  function helpTextOn() {
  
      try {
          var expertOptions = document.querySelectorAll('[value="help_text"]');
  
          for (i = 0; i < expertOptions.length; i++) {
              var expertDiv = expertOptions[i];
              if (expertDiv.style.display === "none") {
                  expertDiv.style.display = "block";
              } else {
                  expertDiv.style.display = "none";
              }
          }
      } catch (error) {
          // console.log(error.message);
      }
  }
  
  /**
   * To show a window on confirmation screen asking the user to progress
   * @param {*} event Event Object which provides the firmware Value
   */
  function confirmDelete(event) {
      
      var isValid = confirm(`Are you sure to delete the following firmware file: ${event.target.elements.firmware.value} ?`);
      if (!isValid) {
          event.preventDefault();
          // console.log("deletion cancelled");
      } else {
          successAlert(`firmware file deleted: ${event.target.elements.firmware.value}`);
      }
  }