diff --git a/update_versions.sh b/update_versions.sh
index d153ebed..eb0c5736 100755
--- a/update_versions.sh
+++ b/update_versions.sh
@@ -1,25 +1,29 @@
 #!/bin/bash
 
-LINES=($(grep -n 'list of versions' version.js | cut -d: -f1))
+mv -f version.js version.js.bak
+
+LINES=($(grep -n 'list of versions' version.js.bak | cut -d: -f1))
 LINES[0]=$(expr ${LINES[0]} - 1)
 LINES[1]=$(expr ${LINES[1]} + 1)
 
 VERSIONS=($(find -maxdepth 1 -mindepth 1 -type l) $(find -maxdepth 1  -mindepth 1 -type d))
 fields=()
 for version in ${VERSIONS[*]#./}; do
-  label=$(grep "Version" $version/footer.js | sed -r "s/.*'Version ([^']+)'.*/\1/")
-  fields+=("\"${version}\": \"${label}\"")
+  if [ -f "$version/footer.js" ]; then
+    label=$(grep "Version" $version/footer.js | sed -r "s/.*'Version ([^']+)'.*/\1/")
+    fields+=("\"${version}\": \"${label}\"")
+  fi
 done   
 
-mv version.js version.js.bak
-
 head -n ${LINES[0]} version.js.bak > version.js
 echo "//--- list of versions ---" >> version.js
 echo "const versions = {" >> version.js
 echo -n "    " >> version.js
-echo $(IFS=,; echo "${fields[*]}") | sed 's/,/,\n    /'  >> version.js
+echo $(IFS=,; echo "${fields[*]}") | sed 's/,/,\n    /g'  >> version.js
 echo "}" >> version.js
 echo "//--- list of versions ---" >> version.js
 tail -n +${LINES[1]} version.js.bak >> version.js
 
+rm version.js.bak
+
 exit 0
diff --git a/version.js b/version.js
index 53643165..9c8f54f0 100644
--- a/version.js
+++ b/version.js
@@ -1,7 +1,8 @@
 //--- list of versions ---
 const versions = {
     "latest": "1.10.1",
-    "v1.10.1": "1.10.1","main": "1.10.2-dev1",".git": ""
+    "v1.10.1": "1.10.1",
+    "main": "1.10.2-dev1"
 }
 //--- list of versions ---
 
@@ -29,7 +30,7 @@ function writeVersionDropdown() {
     for(var version in versions) {
         var label = versions[version];
         if (label != version) {
-            label += "("+version+")"
+            label += " ("+version+")"
         }
         document.write('    <a href="'+urlForVersion(docUrl, version)+'">'+label+'</a>');
     }
diff --git a/version.js.bak b/version.js.bak
deleted file mode 100644
index 6b92494e..00000000
--- a/version.js.bak
+++ /dev/null
@@ -1,57 +0,0 @@
-//--- list of versions ---
-const versions = {
-    "main": "1.10.2-dev1",
-    "latest": "1.10.1"
-}
-//--- list of versions ---
-
-var scripts = document.getElementsByTagName("script"),
-scriptUrl = new URL(scripts[scripts.length-1].src);
-docUrl = new URL(document.URL);
-baseUrl = new URL(scriptUrl)
-baseUrl.pathname = baseUrl.pathname.split('/').slice(0,-1).join("/")
-
-function urlForVersion(url, version) {
-    url = new URL(url);
-    pathname = url.pathname.replace(baseUrl.pathname, "");
-    parts = pathname.split("/");
-    parts[1] = version;
-    url.pathname = baseUrl.pathname + parts.join("/");
-    return url
-}
-
-function writeVersionDropdown() {
-    currentVersion = document.currentScript.parentNode.innerText;
-    document.currentScript.parentNode.classList.add("dropdown");
-    document.currentScript.parentNode.innerText = "";
-    document.write('  <span onclick="myFunction()" class="dropbtn">'+currentVersion+'</span>');
-    document.write('  <div id="myDropdown" class="dropdown-content">'); 
-    for(var version in versions) {
-        var label = versions[version];
-        if (label != version) {
-            label += "("+version+")"
-        }
-        document.write('    <a href="'+urlForVersion(docUrl, version)+'">'+label+'</a>');
-    }
-    document.write('  </div>');
-};
-
-/* When the user clicks on the button,
-toggle between hiding and showing the dropdown content */
-function myFunction() {
-  document.getElementById("myDropdown").classList.toggle("show");
-}
-
-// Close the dropdown menu if the user clicks outside of it
-window.onclick = function(event) {
-  if (!event.target.matches('.dropbtn')) {
-    var dropdowns = document.getElementsByClassName("dropdown-content");
-    var i;
-    for (i = 0; i < dropdowns.length; i++) {
-      var openDropdown = dropdowns[i];
-      if (openDropdown.classList.contains('show')) {
-        openDropdown.classList.remove('show');
-      }
-    }
-  }
-}