diff --git a/renderjs/Dockerfile b/renderjs/Dockerfile
deleted file mode 100644
index 14593e3..0000000
--- a/renderjs/Dockerfile
+++ /dev/null
@@ -1,22 +0,0 @@
-#
-# Dockerfile for renderjs
-#
-
-FROM ubuntu:14.04
-MAINTAINER kev
-
-RUN apt-get update && apt-get install -y supervisor haproxy libfontconfig1 libfreetype6
-
-ADD ./phantomjs /usr/local/bin/
-ADD ./render.js /usr/local/bin/
-ADD ./restart.sh /usr/local/bin/
-ADD ./haproxy.cfg /etc/haproxy/
-ADD ./supervisor/supervisord.conf /etc/supervisor/
-ADD ./supervisor/conf.d/haproxy.conf /etc/supervisor/conf.d/
-ADD ./supervisor/conf.d/renderjs.conf /etc/supervisor/conf.d/
-ADD ./supervisor/conf.d/restart.conf /etc/supervisor/conf.d/
-
-EXPOSE 1024 9001
-
-CMD /usr/bin/supervisord -n -c /etc/supervisor/supervisord.conf
-
diff --git a/renderjs/README.md b/renderjs/README.md
deleted file mode 100644
index 4c8bf53..0000000
--- a/renderjs/README.md
+++ /dev/null
@@ -1,27 +0,0 @@
-docker-renderjs
-===============
-
-Dockerfile for building an image that runs webkit rendering service.
-
-## Building
-
-    $ docker build -t renderjs .
-
-## Running
-
-    $ docker run -d -p 1024:1024 -p 9001:9001 renderjs
-
-## Playing
-
-    # raw output
-    $ http :1024 url=http://datageek.info/
-
-    # json output
-    $ http :1024/json/ url=http://datageek.info/
-
-    # supervisor
-    $ firefox http://localhost:9001/
-
-    # haproxy
-    $ firefox http://localhost:1024/haproxy?stats
-
diff --git a/renderjs/haproxy.cfg b/renderjs/haproxy.cfg
deleted file mode 100644
index be02076..0000000
--- a/renderjs/haproxy.cfg
+++ /dev/null
@@ -1,42 +0,0 @@
-global
-	log /dev/log	local0
-	log /dev/log	local1 notice
-	chroot /var/lib/haproxy
-	user haproxy
-	group haproxy
-	#daemon
-
-defaults
-	log	global
-	mode	http
-	option	httplog
-	option	dontlognull
-        contimeout 5000
-        clitimeout 50000
-        srvtimeout 50000
-	errorfile 400 /etc/haproxy/errors/400.http
-	errorfile 403 /etc/haproxy/errors/403.http
-	errorfile 408 /etc/haproxy/errors/408.http
-	errorfile 500 /etc/haproxy/errors/500.http
-	errorfile 502 /etc/haproxy/errors/502.http
-	errorfile 503 /etc/haproxy/errors/503.http
-	errorfile 504 /etc/haproxy/errors/504.http
-
-
-frontend front
-	bind 0.0.0.0:1024
-	default_backend back
-	stats enable
-	stats admin if TRUE
-
-backend back
-	server s0 127.0.0.1:8080 maxconn 10
-	server s1 127.0.0.1:8081 maxconn 10
-	server s2 127.0.0.1:8082 maxconn 10
-	server s3 127.0.0.1:8083 maxconn 10
-	server s4 127.0.0.1:8084 maxconn 10
-	server s5 127.0.0.1:8085 maxconn 10
-	server s6 127.0.0.1:8086 maxconn 10
-	server s7 127.0.0.1:8087 maxconn 10
-	server s8 127.0.0.1:8088 maxconn 10
-	server s9 127.0.0.1:8089 maxconn 10
diff --git a/renderjs/phantomjs b/renderjs/phantomjs
deleted file mode 100755
index af9e4ab..0000000
Binary files a/renderjs/phantomjs and /dev/null differ
diff --git a/renderjs/render.js b/renderjs/render.js
deleted file mode 100755
index a158504..0000000
--- a/renderjs/render.js
+++ /dev/null
@@ -1,199 +0,0 @@
-#!/usr/bin/env phantomjs
-/*
- * Webpage Rendering Service
- * =========================
- *
- * SERVER
- * ------
- *
- * $ phantomjs render.js 8080
- *
- *
- * CLIENT
- * ------
- *
- * $ http :8080 url=http://www.python.org timeout=5000 wait=1000
- *
- */
-
-sys = require('system');
-svr = require('webserver').create();
-
-if(sys.args.length > 2) {
-  console.log('Usage: phantomjs render.js [port]');
-  phantom.exit(1);
-}
-
-port = parseInt(sys.args[1]) || 8080;
-
-service = svr.listen(port, function(request, response){
-
-  if(request.method === 'POST'){
-    try{
-      var raw = request.postRaw || request.post || '{}',
-          qs = JSON.parse(raw),
-          style = qs.style || false,
-          image = qs.image || false,
-          shot = qs.shot || false,
-          content = qs.content || '',
-          proxy = qs.proxy || '',
-          method = qs.method || 'get',
-          url = qs.url,
-          headers = qs.headers || {},
-          data = qs.data || '',
-          wait = qs.wait || 1000,
-          timeout = qs.timeout || 30000;
-      if(!/^https?:\/\//.test(url)){
-        throw 'bad request';
-      }
-    }catch(e){
-      log(e);
-      return send(page, request, response, 400);
-    }
-  }else{
-    return send(page, request, response, 405);
-  }
-
-  log('recv:', url);
-
-  //create PAGE object
-  var page = require('webpage').create();
-
-  //set headers
-  headers['Accept-Encoding'] = 'identity';
-  page.customHeaders = headers;
-
-  //no error message
-  page.onError = null;
-
-  //load images (yes/no)
-  page.settings.loadImages = image;
-
-  //load style (yes/no)
-  if(!style){
-    page.onResourceRequested = function(requestData, request) {
-      var url = requestData['url'],
-          type = requestData.headers['Content-Type'];
-      if((/http:\/\/.+?\.css/gi).test(url) || type == 'text/css') {
-        request.abort();
-      }
-    };
-  }
-
-  //set cookies (yes/no)
-  phantom.clearCookies();
-  var cs = headers['Cookie'];
-  if(cs){
-    delete headers['Cookie'];
-    cs = parse_cookies(url, cs);
-    for(var i=0; i<cs.length; i++){
-      phantom.addCookie(cs[i]);
-    }
-  }
-
-  //set user-agent (yes/no)
-  var ua = headers['User-Agent'];
-  if(ua){
-    delete headers['User-Agent'];
-    page.settings.userAgent = ua;
-  }
-
-  //set content (yes/no)
-  if(content){
-    log('input:', content.length, 'bytes')
-    page.setContent(content, url);
-    send_later(page, request, response, wait, shot);
-    return;
-  }
-
-  //set timeout
-  var tid = setTimeout(function(){
-    log('timeout:', url);
-    send(page, request, response, 504);
-    page.close();
-  }, timeout);
-
-  //open url
-  page.open(url, method, data, function(status){
-    clearTimeout(tid);
-    if(status!=='success'){
-      return send(page, request, response, 500);
-    }
-
-    page.evaluate(function() {
-      document.body.bgColor = 'white';
-    });
-
-    send_later(page, request, response, wait, shot);
-  });
-
-});
-
-function log(){
-  var now = new Date().getTime()/1000;
-  var args = Array.prototype.slice.call(arguments);
-  args.unshift('['+now.toFixed(3)+']');
-  console.log(args.join(' '));
-}
-
-function send(page, request, response, code, html){
-  response.statusCode = code;
-  response.setHeader('X-Powered-By', 'PhantomJS')
-
-  if(request.url.indexOf('json')>=0){
-    var ctype = 'application/json';
-    var content = JSON.stringify({
-      'headers': page.customHeaders,
-      'cookies': page.cookies,
-      'content': html
-    });
-  }else{
-    var ctype = 'text/html';
-    var content = html || '';
-  }
-
-  response.setHeader('Content-Type', ctype)
-  response.write(content);
-  response.close();
-}
-
-function send_later(page, request, response, wait, shot){
-  log('wait:', wait);
-  var wid = setTimeout(function(){
-    log('send:', page.url);
-    log('output:', page.content.length, 'bytes')
-    send(page, request, response, 200, page.content);
-    if(shot){
-      var fn = '/tmp/'+(new Date()).getTime()+'.png';
-      log('shot:', fn);
-      page.render(fn);
-    }
-    page.close();
-  }, wait);
-}
-
-function parse_cookies(url, cs){
-  var domain = url.match(/https?:\/\/([^\/]+)/)[1]
-  var cookies = cs.split('; ');
-  for(var i=0; i<cookies.length; i++){
-    var cookie = cookies[i];
-    index = cookie.indexOf('=');
-    cookie = {
-      'name': cookie.substring(0, index),
-      'value': cookie.substring(index+1),
-      'domain': domain,
-      'path': '/'
-    }
-    cookies[i] = cookie;
-  }
-  return cookies;
-}
-
-log('Webpage Rendering Service');
-if(service){
-  log('listen port', port, '...');
-}else{
-  log('listen port', port, 'faild');
-  phantom.exit(2);
-}
-
diff --git a/renderjs/restart.sh b/renderjs/restart.sh
deleted file mode 100755
index e283552..0000000
--- a/renderjs/restart.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-#!/bin/bash
-#
-# restart renderjs instances one by one forever
-#
-
-while :
-do
-    for ((i=8080; i<8090; i++))
-    do
-        sleep 30
-        /usr/bin/supervisorctl restart renderjs:renderjs-$i
-    done
-done
diff --git a/renderjs/supervisor/conf.d/haproxy.conf b/renderjs/supervisor/conf.d/haproxy.conf
deleted file mode 100644
index ea32216..0000000
--- a/renderjs/supervisor/conf.d/haproxy.conf
+++ /dev/null
@@ -1,2 +0,0 @@
-[program:haproxy]
-command = /usr/sbin/haproxy -f /etc/haproxy/haproxy.cfg -p /var/run/haproxy.pid
diff --git a/renderjs/supervisor/conf.d/renderjs.conf b/renderjs/supervisor/conf.d/renderjs.conf
deleted file mode 100644
index 0fff180..0000000
--- a/renderjs/supervisor/conf.d/renderjs.conf
+++ /dev/null
@@ -1,5 +0,0 @@
-[program:renderjs]
-command = /usr/local/bin/phantomjs /usr/local/bin/render.js %(process_num)d
-numprocs_start = 8080
-numprocs = 10
-process_name = %(program_name)s-%(process_num)d
diff --git a/renderjs/supervisor/conf.d/restart.conf b/renderjs/supervisor/conf.d/restart.conf
deleted file mode 100644
index cb413fe..0000000
--- a/renderjs/supervisor/conf.d/restart.conf
+++ /dev/null
@@ -1,2 +0,0 @@
-[program:restart]
-command = /usr/local/bin/restart.sh
diff --git a/renderjs/supervisor/supervisord.conf b/renderjs/supervisor/supervisord.conf
deleted file mode 100644
index 39c4a15..0000000
--- a/renderjs/supervisor/supervisord.conf
+++ /dev/null
@@ -1,20 +0,0 @@
-[inet_http_server]
-port = 0.0.0.0:9001
-
-[unix_http_server]
-file=/var/run/supervisor.sock
-chmod=0700
-
-[supervisord]
-logfile=/var/log/supervisor/supervisord.log
-pidfile=/var/run/supervisord.pid
-childlogdir=/var/log/supervisor
-
-[rpcinterface:supervisor]
-supervisor.rpcinterface_factory = supervisor.rpcinterface:make_main_rpcinterface
-
-[supervisorctl]
-serverurl=http://127.0.0.1:9001
-
-[include]
-files = /etc/supervisor/conf.d/*.conf
diff --git a/webkit/README.md b/webkit/README.md
index fac6851..8738688 100644
--- a/webkit/README.md
+++ b/webkit/README.md
@@ -1,4 +1,7 @@
-A simple web-service based on PhantomJS for rendering javascript-enabled website.
+WebKit/PhantomJS
+================
+
+> A simple web-service based on PhantomJS for rendering javascript-enabled website.
 
 ## server
 
@@ -7,8 +10,18 @@ A simple web-service based on PhantomJS for rendering javascript-enabled website
 ## client
 
     http :1024 targetUrl=https://github.com/
+    http :1024 targetUrl=https://github.com/ loadImages:=true requestType=png
 
 ## admin
 
-    firefox localhost:2812
-    firefox localhost:9001
+    # monit
+    firefox http://localhost:2812/
+    # supervisor
+    firefox http://localhost:9001/
+    # haproxy
+    firefox http://localhost:1024/haproxy?stats
+
+## issues
+
+- setup nginx to serving out images files
+