diff --git a/txt.js/txt.js b/txt.js/txt.js
index 50f9d55..2177fb3 100644
--- a/txt.js/txt.js
+++ b/txt.js/txt.js
@@ -36,7 +36,7 @@ txtjs.open = function(url) {
                     .on({
                         mousedown: function(e) {
                             var offset = 'offsetY' in e ? e.offsetY : e.layerY;
-                            document.body.scrollTop = offset / factor + margin - 16;
+                            document.documentElement.scrollTop = offset / factor + margin - 16;
                         }
                     })
                     .appendTo($scroll),