diff --git a/4chan_x.user.js b/4chan_x.user.js
index dcec5987c..43bb9b55d 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -2070,27 +2070,7 @@
       return QR.resetFileInput();
     },
     resetFileInput: function() {
-      var clone, input;
-      input = $('[type=file]', QR.el);
-      input.value = null;
-      if ($.engine !== 'presto') {
-        return;
-      }
-      clone = $.el('input', {
-        type: 'file',
-        accept: input.accept,
-        max: input.max,
-        multiple: input.multiple,
-        size: input.size,
-        title: input.title
-      });
-      $.on(clone, 'change', QR.fileInput);
-      $.on(clone, 'click', function(e) {
-        if (e.shiftKey) {
-          return QR.selected.rmFile() || e.preventDefault();
-        }
-      });
-      return $.replace(input, clone);
+      return $('[type=file]', QR.el).value = null;
     },
     replies: [],
     reply: (function() {
@@ -2150,10 +2130,10 @@
           this.el.style.backgroundImage = null;
           return;
         }
-        url = window.URL || window.webkitURL;
-        if (typeof url.revokeObjectURL === "function") {
-          url.revokeObjectURL(this.url);
+        if (!(url = window.URL || window.webkitURL)) {
+          return;
         }
+        url.revokeObjectURL(this.url);
         fileUrl = url.createObjectURL(file);
         img = $.el('img');
         $.on(img, 'load', function() {
diff --git a/script.coffee b/script.coffee
index d6ce4e6b2..4bda85f94 100644
--- a/script.coffee
+++ b/script.coffee
@@ -1623,20 +1623,7 @@ QR =
     $.addClass QR.el, 'dump'
     QR.resetFileInput() # reset input
   resetFileInput: ->
-    input = $ '[type=file]', QR.el
-    input.value = null
-    return unless $.engine is 'presto'
-    # XXX Opera needs extra care to reset its file input's value
-    clone = $.el 'input',
-      type: 'file'
-      accept:   input.accept
-      max:      input.max
-      multiple: input.multiple
-      size:     input.size
-      title:    input.title
-    $.on clone, 'change', QR.fileInput
-    $.on clone, 'click',  (e) -> if e.shiftKey then QR.selected.rmFile() or e.preventDefault()
-    $.replace input, clone
+    $('[type=file]', QR.el).value = null
 
   replies: []
   reply: class
@@ -1680,9 +1667,9 @@ QR =
       unless /^image/.test file.type
         @el.style.backgroundImage = null
         return
-      url = window.URL or window.webkitURL
-      # XXX Opera does not support window.URL.revokeObjectURL
-      url.revokeObjectURL? @url
+      # XXX Opera does not support window.URL
+      return unless url = window.URL or window.webkitURL
+      url.revokeObjectURL @url
 
       # Create a redimensioned thumbnail.
       fileUrl = url.createObjectURL file