diff --git a/src/page/index.html b/src/page/index.html
index c95c5c9..79ef047 100644
--- a/src/page/index.html
+++ b/src/page/index.html
@@ -21,19 +21,19 @@ ${header}
 end}
 
 <script>
-  //// minimal JS to sync parent/iframe URL-locations 
-  //const iframe = document.querySelector("#viewer")
-  //iframe.addEventListener('load', () => {
-  //  const iframeWindow = iframe.contentWindow;
-  //  iframeWindow.addEventListener('hashchange', (event) => {
-  //    const params = new URLSearchParams( String(iframeWindow.location.hash).replace(/^#/,'?') )
-  //    const url    = params.get('janus.url')
-  //    window.history.pushState( url, iframe.contentDocument.title, url );
-  //    setTimeout( () => {
-  //      document.title = iframe.contentDocument.title
-  //    }, 1000 )
-  //  });
-  //});
+  // minimal JS to sync parent/iframe URL-locations 
+  const iframe = document.querySelector("#viewer")
+  iframe.addEventListener('load', () => {
+    const iframeWindow = iframe.contentWindow;
+    iframeWindow.addEventListener('hashchange', (event) => {
+      const params = new URLSearchParams( String(iframeWindow.location.hash).replace(/^#/,'?') )
+      const url    = params.get('janus.url')
+      window.history.replaceState( url, iframe.contentDocument.title, url );
+      setTimeout( () => {
+        document.title = iframe.contentDocument.title
+      }, 1000 )
+    });
+  });
 </script>
 
 
diff --git a/src/page/janusxr.html b/src/page/janusxr.html
index 7fc8d86..271d2ae 100644
--- a/src/page/janusxr.html
+++ b/src/page/janusxr.html
@@ -36,7 +36,7 @@
       end
     end}
     <text js_id="location" pos="0 6 -5" billboard="y" col="#BBFFFF" scale="10 10 1" text="${url}" emissive="0 0 0" roughness="0.3" metalness="0" />
-    {if items and #items > 0 then
+    {if not item and items and #items > 0 then
       local portals = {}
       for i,v in pairs(items) do table.insert(portals, v) end 
       if parent then table.insert(portals, p) end
@@ -48,7 +48,7 @@
         addPortal('dir',center, v, url,i, -4, 'img', '0 0 0', '0.2 0.2 0.2')
       end
     end}
-    {if true then
+    {if not item then
       local portals = {}
       for i=1,5 do 
         local urls = app.opts[ 'plugin_federation_url_' .. i]
@@ -68,5 +68,7 @@
         addPortal('federated',center, {title=fediurl}, fediurl,i, 4, 'federated', '0 180 0', '0.1 0.1 0.1')
       end
     end}
+    <object id="cube" rotation="0 0 0" position="0 0 0" scale="2 0.1 2"/> <!-- something to stand on -->
+    ${opts.plugin_janusxr_jml}
   </room>
 </fireboxroom>
diff --git a/src/plugin/janusxr.lua b/src/plugin/janusxr.lua
index 82baffe..3f63a73 100644
--- a/src/plugin/janusxr.lua
+++ b/src/plugin/janusxr.lua
@@ -101,6 +101,14 @@ local plugin = {
       default='https://xrforge.isvery.ninja https://www.janusxr.org', 
       values=''
     },
+    { 
+      key='app.opts.plugin_janusxr_jml',
+      title='Extra JML',
+      info='Add extra <a href="https://coderofsalvation.github.io/janus-guide/#/build/room" target="_blank">JML</a> markup to each experience',
+      default = '<!-- see https://coderofsalvation.github.io/janus-guide for markup -->',
+      control='textarea',
+      values=''
+    }
   },
   getRandomRoom = function()
     local me = app.plugin.janusxr
diff --git a/src/plugin/xrfragments.lua b/src/plugin/xrfragments.lua
index 8db0f51..f3860d9 100644
--- a/src/plugin/xrfragments.lua
+++ b/src/plugin/xrfragments.lua
@@ -7,10 +7,12 @@ app.on('scan_experience_file', function(exp)
   local me = app.plugin.xrfragments
   foreach( util.split( app.opts.plugin_xrfragments_filetypes, ' '), function(k,ext)
     if exp.path:lower():match("."..ext.."$") then
+      local hasHref = false
       if ext == 'glb' then 
+        exp.view3D = true 
         -- detect XR Fragment exp https://xrfragment.org/#%F0%9F%93%9C%20level0%3A%20File
         local tree = me.extract_glb_json( util.stripPath(exp.path) )
-        local hasHref = me.detectHrefInStruct(tree)
+        hasHref = me.detectHrefInStruct(tree)
       end
       -- check sidecarfiles: https://xrfragment.org/#sidecar%20files
       local sidecarExts = {"png","vtt","ogg","json"}
@@ -18,7 +20,6 @@ app.on('scan_experience_file', function(exp)
         local sfile = exp.path:gsub("."..ext.."$", "."..sidecarExt)
         if util.fileExist( sfile ) then 
           exp.sidecarfile[ sidecarExt ] = "/" .. util.stripPath(sfile)
-          exp.view3D = true 
           exp.parent.portal3D = false
         end
       end)
@@ -31,7 +32,7 @@ app.on('scan_experience_file', function(exp)
       if util.fileExist( jsonfile ) then 
         exp.sidecarfile.JSONXRF = me.detectHrefInStruct( json.decode( util.readfile(jsonfile) ) )
       end
-      exp.tag.xrfragments = hasPNG or hasWebVTT or hasOGG or hasJSONref 
+      exp.tag.xrfragments = hasHref or hasPNG or hasWebVTT or hasOGG or hasJSONref 
       if exp.tag.xrfragments then 
         print("✅     └─ plugin/xrfragments: detected xrfragments experience")
       end