fix render_selection()

gadget_json_generated_form.js

@@ -112,7 +112,8 @@
   function render_selection(schema, json_document) {
     var input = document.createElement("select"),
       option,
-      option_index;
+      i,
+      enum_arr = schema['enum'];
     input.size = 1;
     if (schema.default) {
       if (json_document === undefined) {
@@ -122,17 +123,17 @@
       option = document.createElement("option");
       option.value = "";
       if (json_document === undefined) {
-        option.selected = "selected";
+        option.selected = true;
       }
       input.appendChild(option);
     }
-    for (option_index in schema['enum']) {
-      if (schema['enum'].hasOwnProperty(option_index)) {
+    for (i = 0; i < enum_arr.length; i += 1) {
+      if (enum_arr.hasOwnProperty(i)) {
         option = document.createElement("option");
-        option.value = schema['enum'][option_index];
-        option.textContent = schema['enum'][option_index];
-        if (schema['enum'][option_index] === json_document) {
-          option.selected = "selected";
+        option.value = enum_arr[i];
+        option.textContent = enum_arr[i];
+        if (enum_arr[i] === json_document) {
+          option.selected = true;
         }
         input.appendChild(option);
       }