text: 
  var arr = Array.from(document.querySelectorAll('.keez'))
  var arrayOfKeys = []
  arr.forEach(el=>{
    arrayOfKeys.push(el.textContent)
  })
  setInterval(function(){
      if(arrayOfKeys.length>0){
        fetch("visits",{
          method: 'put',
          headers: {'Content-Type': 'application/json'},
          body: JSON.stringify({
            'AI': arrayOfKeys.includes("AI") ? 5:0,
            'Biology': arrayOfKeys.includes("Biology") ? 5:0,
            'Chemistry': arrayOfKeys.includes("Chemistry") ? 5:0,
            'Physics': arrayOfKeys.includes("Physics") ? 5:0,
            'Robotics': arrayOfKeys.includes("Robotics") ? 5:0,
            'Astronomy': arrayOfKeys.includes("Astronomy") ? 5:0,
            'Nature': arrayOfKeys.includes("Nature") ? 5:0,
            'Archaeology': arrayOfKeys.includes("Archaeology") ? 5:0,
            'History': arrayOfKeys.includes("History") ? 5:0,
            'Health': arrayOfKeys.includes("Health") ? 5:0
          })
        })
        .catch(err=>{
          console.log(err);
        })
      }
    },5000)
  