diff --git a/4chan_x.user.js b/4chan_x.user.js
index 6fe362841..36866c054 100644
--- a/4chan_x.user.js
+++ b/4chan_x.user.js
@@ -308,12 +308,13 @@
       $.append(d.head, script);
       return $.rm(script);
     },
-    xhr: function(url, cb) {
-      var r;
+    xhr: function(url, cb, body) {
+      var method, r;
+      method = body ? 'post' : 'get';
       r = new XMLHttpRequest();
       r.onload = cb;
-      r.open('get', url, true);
-      r.send();
+      r.open(method, url, true);
+      r.send(body);
       return r;
     },
     cache: function(url, cb) {
@@ -1225,7 +1226,8 @@
       qr.captchaTime = Date.now();
       iframe = $.el('iframe', {
         name: 'iframe',
-        hidden: true
+        hidden: true,
+        src: 'http://sys.4chan.org/post'
       });
       $.append(d.body, iframe);
       return $('#recaptcha_response_field').id = '';
@@ -1312,7 +1314,6 @@
     message: function(e) {
       var data, duration, fileCount;
       Recaptcha.reload();
-      $('iframe[name=iframe]').src = 'about:blank';
       fileCount = $('#files', qr.el).childElementCount;
       data = e.data;
       if (data) {
@@ -1414,7 +1415,20 @@
       return $('input[name=pwd]', qr.el).value = (m = c.match(/4chan_pass=([^;]+)/)) ? decodeURIComponent(m[1]) : $('input[name=pwd]').value;
     },
     submit: function(e) {
-      var id, msg, op;
+      var data, el, id, msg, op, _i, _len, _ref;
+      e.preventDefault();
+      data = {
+        board: g.BOARD
+      };
+      _ref = $$('[name]', qr.el);
+      for (_i = 0, _len = _ref.length; _i < _len; _i++) {
+        el = _ref[_i];
+        if (el.value) {
+          data[el.name] = el.value;
+        }
+      }
+      $('iframe').contentWindow.postMessage(JSON.stringify(data), '*');
+      return;
       if (msg = qr.postInvalid()) {
         e.preventDefault();
         alert(msg);
@@ -1446,8 +1460,38 @@
       }
       return qr.sage = /sage/i.test($('input[name=email]', this).value);
     },
+    foo: function() {
+      var body, data, href, node, textContent, _ref;
+      body = $.el('body', {
+        innerHTML: this.responseText
+      });
+      if (node = (_ref = $('table font b', body)) != null ? _ref.firstChild : void 0) {
+        textContent = node.textContent, href = node.href;
+        data = JSON.stringify({
+          textContent: textContent,
+          href: href
+        });
+      } else {
+        data = '';
+      }
+      return parent.postMessage(data, '*');
+    },
+    sysMessage: function(e) {
+      var board, data, formData, key, val, x;
+      data = JSON.parse(e.data);
+      board = data.board;
+      delete data.board;
+      formData = new FormData();
+      for (key in data) {
+        val = data[key];
+        formData.append(key, val);
+      }
+      return x = $.xhr("http://sys.4chan.org/" + board + "/post", qr.foo, formData);
+    },
     sys: function() {
       var c, duration, id, noko, recaptcha, sage, search, thread, url, watch, _, _ref, _ref2;
+      $.bind(window, 'message', qr.sysMessage);
+      return;
       if (recaptcha = $('#recaptcha_response_field')) {
         $.bind(recaptcha, 'keydown', Recaptcha.listener);
         return;
diff --git a/script.coffee b/script.coffee
index c36412257..00e7807b7 100644
--- a/script.coffee
+++ b/script.coffee
@@ -213,11 +213,12 @@ $.extend $,
       textContent: "(#{code})()"
     $.append d.head, script
     $.rm script
-  xhr: (url, cb) ->
+  xhr: (url, cb, body) ->
+    method = if body then 'post' else 'get'
     r = new XMLHttpRequest()
     r.onload = cb
-    r.open 'get', url, true
-    r.send()
+    r.open method, url, true
+    r.send(body)
     r
   cache: (url, cb) ->
     if req = $.cache.requests[url]
@@ -973,6 +974,7 @@ qr =
     iframe = $.el 'iframe',
       name: 'iframe'
       hidden: true
+      src: 'http://sys.4chan.org/post'
     $.append d.body, iframe
 
     #hack - nuke id so it doesn't grab focus when reloading
@@ -1068,7 +1070,6 @@ qr =
 
   message: (e) ->
     Recaptcha.reload()
-    $('iframe[name=iframe]').src = 'about:blank'
     fileCount = $('#files', qr.el).childElementCount
 
     {data} = e
@@ -1160,6 +1161,18 @@ qr =
     $('input[name=pwd]',   qr.el).value = if m = c.match(/4chan_pass=([^;]+)/)  then decodeURIComponent m[1] else $('input[name=pwd]').value
 
   submit: (e) ->
+    e.preventDefault()
+
+    data =
+      board: g.BOARD
+
+    for el in $$ '[name]', qr.el when el.value
+      data[el.name] = el.value
+
+    $('iframe').contentWindow.postMessage JSON.stringify(data), '*'
+
+    return
+
     if msg = qr.postInvalid()
       e.preventDefault()
       alert msg
@@ -1183,7 +1196,33 @@ qr =
     $('#autohide', qr.el).checked = true if conf['Auto Hide QR']
     qr.sage = /sage/i.test $('input[name=email]', @).value
 
+  foo: ->
+    body = $.el 'body',
+      innerHTML: @responseText
+
+    if node = $('table font b', body)?.firstChild
+      {textContent, href} = node
+      data = JSON.stringify {textContent, href}
+    else
+      data = ''
+    parent.postMessage data, '*'
+
+  sysMessage: (e) ->
+    data = JSON.parse e.data
+    {board} = data
+    delete data.board
+
+    formData = new FormData()
+    for key, val of data
+      formData.append key, val
+
+    x = $.xhr "http://sys.4chan.org/#{board}/post", qr.foo, formData
+
   sys: ->
+    $.bind window, 'message', qr.sysMessage
+
+    return
+
     if recaptcha = $ '#recaptcha_response_field' #post reporting
       $.bind recaptcha, 'keydown', Recaptcha.listener
       return