diff --git a/src/CategoryOverpass.js b/src/CategoryOverpass.js
index 1c1ffa39..587acaa2 100644
--- a/src/CategoryOverpass.js
+++ b/src/CategoryOverpass.js
@@ -94,6 +94,10 @@ function CategoryOverpass (id, data) {
     }
 
     this.updatePopupContent(ob, ob.popup)
+
+    if (document.getElementById('content').className === 'details') {
+      showDetails(ob, this)
+    }
   }.bind(this)
 
   p = document.createElement('div')
diff --git a/src/index.js b/src/index.js
index 229902b1..5963a2d5 100644
--- a/src/index.js
+++ b/src/index.js
@@ -205,7 +205,7 @@ function show (id, options, callback) {
   })
 }
 
-function showDetails (data, category) {
+window.showDetails = function (data, category) {
   var div, h, dt, dd
   var k
   var dom = document.getElementById('contentDetails')