* fix setup html (recent version crashed)

maybe the issue was regarding the flower brackets

tools/esp8266/html/setup.html

@@ -151,21 +151,16 @@
             <p class="right"><a href="{IP}/reboot">Reboot</a></p>
         </div>
 
-        <script>
+        <script type="text/javascript">
-        var coll = document.getElementsByClassName("s_collapsible");
+            var coll = document.getElementsByClassName("s_collapsible");
-        var i;
+            var i;
-        
+            for (i = 0; i < coll.length; i++) {
-        for (i = 0; i < coll.length; i++) {
+                coll[i].addEventListener("click", function() {
-            coll[i].addEventListener("click", function() {
+                    this.classList.toggle("active");
-            this.classList.toggle("active");
+                    var content = this.nextElementSibling;
-            var content = this.nextElementSibling;
+                    content.style.display = (content.style.display === "block") ? "none" : "block";
-            if (content.style.display === "block") {
+                });
-                content.style.display = "none";
-            } else {
-                content.style.display = "block";
             }
-            });
-        }
         </script>
     </body>
 </html>