diff --git a/js/inline.js b/js/inline.js
new file mode 100644
index 00000000..1130c68b
--- /dev/null
+++ b/js/inline.js
@@ -0,0 +1,34 @@
+;(function() {
+  $('.body a').click(inline)
+
+  $('head').append(
+    '<style>' +
+      '.inline {' +
+      '  border: 1px dashed black;' +
+      '  margin-left: 1em;' +
+      '  padding: 1em;' +
+      '}' +
+    '</style>')
+})()
+
+function inline(e) {
+  e.preventDefault()
+  var postNum = parseInt(this.textContent.slice(2))
+
+  var cloneID = 'inline_' + postNum
+  var $clone = $('#' + cloneID)
+  if ($clone.length)
+    return $clone.remove()
+
+  var OP = location.pathname.match(/(\d+).html/)[1]
+  var selector = postNum === OP
+    ? '.op .body'
+    : '#reply_' + postNum + ' .body'
+
+  $clone = $(selector).clone(true)
+  $clone.attr({
+    className: 'inline',
+    id: cloneID
+  })
+  $clone.insertAfter(this)
+}