Handling default page on kgk sites

stable.user.js

@@ -1094,22 +1094,42 @@
     return x.join(' ')
   }
 
+  function determineCurrentSite() {
+    const tdElems = document.getElementsByTagName('td')
+    const kkerdesElements = document.getElementsByClassName('kkerdes')
+    if (kkerdesElements.length > 0) {
+      return 'TEST'
+    } else if (tdElems.length === 10) {
+      return 'RESULT'
+    } else {
+      return 'UI'
+    }
+  }
+
   function handleKGKSite(url) {
     let prevLength = -1
-    setInterval(() => {
+
+    const handler = () => {
       const kkerdesElements = document.getElementsByClassName('kkerdes')
       if (prevLength !== kkerdesElements.length) {
         prevLength = kkerdesElements.length
+        clearAllMessages()
         console.log('PL', prevLength, 'NL', kkerdesElements.length)
-        if (kkerdesElements.length > 0) {
-          console.log('Handling quiz')
+        if (determineCurrentSite() === 'TEST') {
+          console.info('Handling quiz')
           handleKGKQuiz(url)
-        } else {
-          console.log('Handling results')
+        } else if (determineCurrentSite() === 'RESULT') {
+          console.info('Handling results')
           HandleKGKResults(url)
+        } else {
+          console.info('Handling UI')
+          HandleUI()
         }
       }
-    }, 1 * 1000)
+      setTimeout(handler, 1 * 1000)
+    }
+
+    handler()
   }
 
   function handleKGKQuiz(url) {