diff --git a/web/src/view/mod.rs b/web/src/view/mod.rs
index a34a5b0..cb18340 100644
--- a/web/src/view/mod.rs
+++ b/web/src/view/mod.rs
@@ -7,6 +7,7 @@ use chrono::{DateTime, Datelike, Duration, Local, Utc};
 use itertools::Itertools;
 use log::{error, info};
 use seed::{prelude::*, *};
+use seed_hooks::{state_access::CloneState, topo, use_state};
 use wasm_timer::Instant;
 
 use crate::{
@@ -292,7 +293,7 @@ fn thread(thread: &ShowThreadQueryThread) -> Node<Msg> {
                         },
                     ) => div![
                         raw_text_message(&contents),
-                        pre![C!["content-tree"], content_tree]
+                        view_content_tree(&content_tree),
                     ],
                     ShowThreadQueryThreadMessagesBody::Html(
                         ShowThreadQueryThreadMessagesBodyOnHtml {
@@ -311,7 +312,7 @@ fn thread(thread: &ShowThreadQueryThread) -> Node<Msg> {
                         .iter()
                         .map(|a| div!["Filename: ", &a.filename, " ", &a.content_type])
                         ]),
-                        pre![C!["content-tree"], content_tree]
+                        view_content_tree(&content_tree),
                     ],
                 }
             ],
@@ -330,6 +331,30 @@ fn thread(thread: &ShowThreadQueryThread) -> Node<Msg> {
     ]
 }
 
+#[topo::nested]
+fn view_content_tree(content_tree: &str) -> Node<Msg> {
+    let debug_open = use_state(|| false);
+    div![
+        hr![],
+        small![
+            i![C![
+                "fa-solid",
+                if debug_open.get() {
+                    "fa-angle-up"
+                } else {
+                    "fa-angle-down"
+                }
+            ]],
+            " Debug",
+            ev(Ev::Click, move |_| {
+                debug_open.set(!debug_open.get());
+            })
+        ],
+        IF!(debug_open.get() => 
+        pre![C!["content-tree"], content_tree]),
+    ]
+}
+
 fn view_header(query: &str, refresh_request: &RefreshingState) -> Node<Msg> {
     let is_loading = refresh_request == &RefreshingState::Loading;
     let is_error = if let RefreshingState::Error(err) = refresh_request {