Fixes to game.id to make it more reasonably reflect title of game also add an alert if try to go to non-existent location

diff --git a/css/game.css b/css/game.css
index 2a0bc4d..4dc92bc 100644
--- a/css/game.css
+++ b/css/game.css
@@ -203,7 +203,7 @@ x-action
 }
 #main-nav .nav-label
 {
-    font-size: 18pt;
+    font-size: 14pt;
     margin: auto;
     text-align: left;
     width: 170px;
@@ -214,7 +214,7 @@ x-action
 }
 #main-nav .nav-info
 {
-    font-size: 18pt;
+    font-size: 14pt;
     margin: 0px auto 15px auto;
     text-align: left;
     width: 170px;
diff --git a/js/game.js b/js/game.js
index 6ff7760..7014a6e 100644
--- a/js/game.js
+++ b/js/game.js
@@ -29,7 +29,10 @@ var tl = {
     "en": {
         "init_slot_states_load" : "Load",
         "init_slot_states_save" : "Save",
-        "restore_state_invalid_game" : "Does not appear to be a valid game save"
+        "restore_state_invalid_game" :
+            "Does not appear to be a valid game save",
+        "move_object_failed" : "moveObject(object_id, location) failed.\n" +
+            "Either the object or location does not exist.\n"
     }
 };
 /**
@@ -823,15 +826,19 @@ class Game
      */
     constructor()
     {
-        let game_elt = tag('x-game')[0];
+        let title_elt = tag('title')[0];
+        if (!title_elt) {
+            title_elt = tag('x-game')[0];
+        }
         this.reload = false; //current
         let doc_length = 0;
         let middle_five = "";
-        if (game_elt) {
-            doc_length = game_elt.innerHTML.length;
+        if (title_elt) {
+            doc_length = title_elt.innerHTML.length;
             if (doc_length > 8) {
-                middle_five = game_elt.innerHTML.slice(
-                    Math.floor(doc_length/2), 5);
+                let half_length = Math.floor(doc_length/2);
+                middle_five = title_elt.innerHTML.slice(
+                    half_length, half_length + 5);
             }
         }
         // a semi-unique code for this particular game
@@ -1354,6 +1361,8 @@ class Game
     {
         let move_object = this.objects[object_id];
         if (!move_object || !this.locations[destination_id]) {
+            alert(tl[locale]['move_object_failed'] +
+                "\nmoveObject('" + object_id + "', '" + destination_id + "')");
             return false;
         }
         if (move_object.hasOwnProperty("position")) {