text:     //Dropdown menu:
      function myFunction() {
      document.getElementById("myDropdown").classList.toggle("show");
      }
  
      // Close the dropdown if the user clicks outside of it
      window.onclick = function(e) {
      if (!e.target.matches('.dropbtn')) {
      var myDropdown = document.getElementById("myDropdown");
      if (myDropdown.classList.contains('show')) {
      myDropdown.classList.remove('show');
      }
      }
      }
  
      //Dropdown menu for choose the language:
      function myFunction1() {
          document.getElementById("myDropdown1").classList.toggle("show1");
      }
  
      // Close the dropdown if the user clicks outside of it
      window.onclick = function(e) {
      if (!e.target.matches('.dropbtn1')) {
          var myDropdown = document.getElementById("myDropdown1");
          if (myDropdown.classList.contains('show1')) {
                  myDropdown.classList.remove('show1');
              }
          }
      }
  
      //Dropdown menu for main page in around-section:
  
       //Dropdown menu for choose the language:
      function myFunction2() {
          document.getElementById("myDropdown2").classList.toggle("show2");
      }
  
      // Close the dropdown if the user clicks outside of it
      window.onclick = function(e) {
      if (!e.target.matches('.dropbtn2')) {
          var myDropdown = document.getElementById("myDropdown2");
          if (myDropdown.classList.contains('show2')) {
                  myDropdown.classList.remove('show2');
              }
          }
      }
  
      //Dropdown menu for choose the language in around-section:
      function myFunction3() {
          document.getElementById("myDropdown3").classList.toggle("show3");
      }
  
      // Close the dropdown if the user clicks outside of it
      window.onclick = function(e) {
      if (!e.target.matches('.dropbtn3')) {
          var myDropdown = document.getElementById("myDropdown3");
          if (myDropdown.classList.contains('show3')) {
                  myDropdown.classList.remove('show3');
              }
          }
      }
  
      //Login form script:
      var modal = document.getElementById('id01');
  
      window.onclick = function(event) {
          if(event.target==modal) {
              modal.style.display = "none";
          }
      }
  
      //Sign up form script:
      var modal2 = document.getElementById('id02');
  
      window.onclick = function(event) {
          if(event.target==modal2) {
              modal2.style.display = "none";
          }
      }
  
      //Recovery Password Form:
      var modal3 = document.getElementById('id03');
  
      window.onclick = function(event) {
          if(event.target==modal3) {
              modal3.style.display = "none";
          }
      }
  
      //Sign In Form:
      var modal4 = document.getElementById('id04');
  
      window.onclick = function(event) {
          if(event.target==modal4) {
              modal4.style.display = "none";
          }
      }
  
      //Scroll to top button
      window.onscroll = function() {scrollFunction()};
  
      function scrollFunction() {
          if(document.body.scrollTop>20||document.documentElement.scrollTop>20) {
              document.getElementById("TopBut").style.display="block";
          } else {
              document.getElementById("TopBut").style.display="none";
          }
      }
  
      function topFunction() {
          document.body.scrollTop=0;
          document.documentElement.scrollTop=0;
      }
  
      //Up and Down Arrow for button3:
      (function(document){
          
        var div2 = document.getElementById('button0');
        var icon2 = document.getElementById('icon2');
        var div3 = document.getElementById('button1');
        var icon3 = document.getElementById('icon3');
        var open2 = true;
        var open3 = true;
  
      div2.addEventListener('click', function() {
           if(open2) {
               icon2.className = 'fa fa-arrow-down open';
           } else {
               icon2.className = 'fa fa-arrow-down';
           }
  
           open2 = !open2;
       });
  
      div3.addEventListener('click', function() {
           if(open3) {
               icon3.className = 'fa fa-arrow-down open';
           } else {
               icon3.className = 'fa fa-arrow-down';
           }
  
           open3 = !open3;
       });
  
      })(document);