updates comments in main script

main.js

@@ -8,7 +8,6 @@ var wobblyGo
 var wobblySpinner
 var startpage = 'gemini://tildeverse.org/'
 var xhr
-var xhrTimeout
 
 function geminiInit() {
   // Store references to all our DOM elements
@@ -82,35 +81,33 @@ function geminiGo(fromURL) {
     pushState()
   }
 
+  // Enable throbber to indicate page loading
   wobblySpinner.classList.add('active')
 
+  // If any unfinished xhrs, abort them and begin anew
   if (xhr) {
     xhr.abort()
   }
 
-  // Send gemini request to cgi and populate result into wobbly window
-  xhrTimout = setTimeout(stopXHR, 5000)
+  // Setup gemini request for CGI
   xhr = new XMLHttpRequest()
   xhr.open( "GET", "browser.cgi?" + url )
-  xhr.onload = function () {
+
+  // If success: show page contents and clear throbber
+  xhr.onload = () => {
     const body = xhr.responseText
     wobblyWindow.innerHTML = body
     wobblySpinner.classList.remove('active')
-    clearTimeout(xhrTimeout)
   }
-  xhr.onerror = function () {
-    console.error(xhr.statusText)
+
+  // If error: show error contents on page
+  xhr.onerror = () => {
     wobblySpinner.classList.remove('active')
     wobblyWindow.innerHTML = `<h1>Something went wrong</h1><p>Error reported:</p><p>${xhr.statusText}</p>`
-    clearTimeout(xhrTimeout)
   }
-  xhr.send(null)
-}
 
-function stopXHR() {
-  xhr.abort()
-  wobblySpinner.classList.remove('active')
-  wobblyWindow.innerHTML = `<h1>Request Timeout</h1><p>Your request was taking too long so it has been cancelled.</p>`
+  // Initiate request
+  xhr.send(null)
 }
 
 // Simple show/hide of help block