update docs/index.html.

docs/index.html

@@ -101,7 +101,7 @@
           repo: 'justauth-talk',
           owner: 'zhangyd-c',
           admin: ['zhangyd-c'],
-          id: location.pathname,
+          id: location.hash,
           // facebook-like distraction free mode
           distractionFreeMode: false
       })