diff --git a/README.md b/README.md
index a0f59ebbf..a115097a0 100755
--- a/README.md
+++ b/README.md
@@ -15,7 +15,32 @@ who is the contributors: <br/>
 1. contribute important features to srs. <br/>
 2. the name of all contributors will send in the response of NetConnection.connect and metadata. 
 
-### Usage
+### Usage(simple)
+<strong>step 1:</strong> get srs <br/>
+<pre>
+tar xf simple-rtmp-server-*.*.tar.gz
+cd simple-rtmp-server-*.*/trunk
+</pre>
+or get the latest code:<br/>
+<pre>
+git clone https://github.com/winlinvip/simple-rtmp-server
+cd simple-rtmp-server/trunk
+</pre>
+<strong>step 2:</strong> build and start srs all demo features.<br/>
+<pre>
+bash scripts/demo.sh
+</pre>
+<strong>step 3:</strong> srs live show: [http://demo.srs.com/players](http://demo.srs.com/players) <br/>
+requires client add server ip to hosts. <br/>
+<pre>
+# edit the folowing file:
+# linux: /etc/hosts
+# windows: C:\Windows\System32\drivers\etc\hosts
+# where server ip is 192.168.2.111
+192.168.2.111 demo.srs.com
+</pre>
+
+### Usage(detail)
 <strong>step 1:</strong> build srs <br/>
 <pre>
 tar xf simple-rtmp-server-*.*.tar.gz
diff --git a/trunk/scripts/demo.sh b/trunk/scripts/demo.sh
new file mode 100755
index 000000000..8c4ccea0c
--- /dev/null
+++ b/trunk/scripts/demo.sh
@@ -0,0 +1,64 @@
+#!/bin/bash
+src_dir='src'
+if [[ ! -d $src_dir ]]; then echo "错误：必须在src同目录执行脚本"; exit 1; fi
+
+# step 1: build srs 
+echo "编译SRS"
+./configure --with-ssl --with-hls --with-ffmpeg --with-http && make
+ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：编译SRS失败"; exit $ret; fi
+
+# step 2: start srs 
+cmd="nohup ./objs/srs -c conf/srs.conf >./objs/logs/srs.log 2>&1 &"
+echo "启动SRS服务器：$cmd"
+pids=`ps aux|grep srs|grep "./objs"|grep "srs.conf"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+nohup ./objs/srs -c conf/srs.conf >./objs/logs/srs.log 2>&1 &
+ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动SRS失败"; exit $ret; fi
+
+# step 3(optinal): start srs listen at 19350 to forward to
+cmd="nohup ./objs/srs -c conf/srs.19350.conf > ./objs/logs/srs.19350.log 2>&1 &"
+echo "启动SRS转发服务器：$cmd"
+pids=`ps aux|grep srs|grep "./objs"|grep "srs.19350.conf"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+nohup ./objs/srs -c conf/srs.19350.conf > ./objs/logs/srs.19350.log 2>&1 &
+ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动SRS转发服务器失败"; exit $ret; fi
+
+# step 4(optinal): start nginx for HLS 
+cmd="sudo ./objs/nginx/sbin/nginx"
+echo "启动NGINX（HLS服务）：$cmd"
+pids=`ps aux|grep nginx|grep process|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; sudo kill -s SIGKILL $pid; done
+sudo ./objs/nginx/sbin/nginx
+ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动NGINX（HLS服务）失败"; exit $ret; fi
+
+# step 5(optinal): start http hooks for srs callback 
+cmd="nohup python ./research/api-server/server.py 8085 >./objs/logs/api-server.log 2>&1 &"
+echo "启动API服务器：$cmd"
+pids=`ps aux|grep python|grep research|grep "api-server"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+nohup python ./research/api-server/server.py 8085 >./objs/logs/api-server.log 2>&1 &
+ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动API服务器失败"; exit $ret; fi
+
+# step 6: publish demo live stream 
+cmd="nohup bash scripts/ffmpeg.demo.sh >./objs/logs/ffmpeg-demo.log 2>&1 &"
+echo "启动FFMPEG推送demo流(播放器上12路演示)：$cmd"
+pids=`ps aux|grep scripts|grep "ffmpeg.demo.sh"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+nohup bash scripts/ffmpeg.demo.sh >./objs/logs/ffmpeg-demo.log 2>&1 &
+ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动FFMPEG推送demo流(播放器上12路演示)失败"; exit $ret; fi
+
+# step 7: publish players live stream 
+cmd="nohup bash scripts/ffmpeg.players.sh >./objs/logs/ffmpeg-players.log 2>&1 &"
+echo "启动FFMPEG推送players流(播放器上演示用)：$cmd"
+pids=`ps aux|grep scripts|grep "ffmpeg.players.sh"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+nohup bash scripts/ffmpeg.players.sh >./objs/logs/ffmpeg-players.log 2>&1 &
+ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动FFMPEG推送players流(播放器上演示用)失败"; exit $ret; fi
+
+# step 8: add server ip to client hosts as demo. 
+cat<<END
+SRS系统启动成功，您需要在客户端机器设置hosts后即可观看演示：
+    # edit the folowing file:
+    # linux: /etc/hosts
+    # windows: C:\Windows\System32\drivers\etc\hosts
+    # where server ip is 192.168.2.111
+    192.168.2.111 demo.srs.com
+默认的12路流演示：http://demo.srs.com/players
+默认的播放器流演示：http://demo.srs.com/players/srs_player.html?vhost=players
+推流（主播）应用演示：http://demo.srs.com/players/srs_publisher.html?vhost=players
+视频会议（聊天室）应用演示：http://demo.srs.com/players/srs_chat.html?vhost=players
+END
diff --git a/trunk/scripts/dev.sh b/trunk/scripts/dev.sh
new file mode 100755
index 000000000..51781f91a
--- /dev/null
+++ b/trunk/scripts/dev.sh
@@ -0,0 +1,56 @@
+#!/bin/bash
+src_dir='src'
+if [[ ! -d $src_dir ]]; then echo "错误：必须在src同目录执行脚本"; exit 1; fi
+
+# step 1: build srs 
+echo "编译SRS"
+./configure --with-ssl --with-hls --with-ffmpeg --with-http && make
+ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：编译SRS失败"; exit $ret; fi
+
+# step 2: start srs 
+cmd="nohup ./objs/srs -c conf/srs.conf >./objs/logs/srs.log 2>&1 &"
+echo "启动SRS服务器：$cmd"
+pids=`ps aux|grep srs|grep "./objs"|grep "srs.conf"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+nohup ./objs/srs -c conf/srs.conf >./objs/logs/srs.log 2>&1 &
+ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动SRS失败"; exit $ret; fi
+
+## step 3(optinal): start srs listen at 19350 to forward to
+#cmd="nohup ./objs/srs -c conf/srs.19350.conf > ./objs/logs/srs.19350.log 2>&1 &"
+#echo "启动SRS转发服务器：$cmd"
+#pids=`ps aux|grep srs|grep "./objs"|grep "srs.19350.conf"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+#nohup ./objs/srs -c conf/srs.19350.conf > ./objs/logs/srs.19350.log 2>&1 &
+#ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动SRS转发服务器失败"; exit $ret; fi
+
+# step 4(optinal): start nginx for HLS 
+cmd="sudo ./objs/nginx/sbin/nginx"
+echo "启动NGINX（HLS服务）：$cmd"
+pids=`ps aux|grep nginx|grep process|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; sudo kill -s SIGKILL $pid; done
+sudo ./objs/nginx/sbin/nginx
+ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动NGINX（HLS服务）失败"; exit $ret; fi
+
+# step 5(optinal): start http hooks for srs callback 
+cmd="nohup python ./research/api-server/server.py 8085 >./objs/logs/api-server.log 2>&1 &"
+echo "启动API服务器：$cmd"
+pids=`ps aux|grep python|grep research|grep "api-server"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+nohup python ./research/api-server/server.py 8085 >./objs/logs/api-server.log 2>&1 &
+ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动API服务器失败"; exit $ret; fi
+
+## step 6: publish demo live stream 
+#cmd="nohup bash scripts/ffmpeg.demo.sh >./objs/logs/ffmpeg-demo.log 2>&1 &"
+#echo "启动FFMPEG推送demo流(播放器上12路演示)：$cmd"
+#pids=`ps aux|grep scripts|grep "ffmpeg.demo.sh"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+#nohup bash scripts/ffmpeg.demo.sh >./objs/logs/ffmpeg-demo.log 2>&1 &
+#ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动FFMPEG推送demo流(播放器上12路演示)失败"; exit $ret; fi
+##
+## step 7: publish players live stream 
+#cmd="nohup bash scripts/ffmpeg.players.sh >./objs/logs/ffmpeg-players.log 2>&1 &"
+#echo "启动FFMPEG推送players流(播放器上演示用)：$cmd"
+#pids=`ps aux|grep scripts|grep "ffmpeg.players.sh"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+#nohup bash scripts/ffmpeg.players.sh >./objs/logs/ffmpeg-players.log 2>&1 &
+#ret=$?; if [[ 0 -ne $ret ]]; then echo "错误：启动FFMPEG推送players流(播放器上演示用)失败"; exit $ret; fi
+
+# step 8: add server ip to client hosts as demo. 
+cat<<END
+SRS系统开发环境启动成功
+默认的播放器流演示：http://dev/players
+END
diff --git a/trunk/scripts/ffmpeg.demo.sh b/trunk/scripts/ffmpeg.demo.sh
new file mode 100755
index 000000000..0c1d94c49
--- /dev/null
+++ b/trunk/scripts/ffmpeg.demo.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+for((;;)); do \
+    ./objs/ffmpeg/bin/ffmpeg -re -i ./doc/source.200kbps.768x320.flv \
+    -vcodec copy -acodec copy \
+    -f flv -y rtmp://127.0.0.1/live?vhost=demo.srs.com/livestream; \
+    sleep 1; \
+done
diff --git a/trunk/scripts/ffmpeg.players.sh b/trunk/scripts/ffmpeg.players.sh
new file mode 100755
index 000000000..5fd0f73f3
--- /dev/null
+++ b/trunk/scripts/ffmpeg.players.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+for((;;)); do \
+    ./objs/ffmpeg/bin/ffmpeg -re -i ./doc/source.200kbps.768x320.flv \
+    -vcodec copy -acodec copy \
+    -f flv -y rtmp://127.0.0.1/live?vhost=players/livestream; \
+    sleep 1; \
+done
diff --git a/trunk/scripts/stop.sh b/trunk/scripts/stop.sh
new file mode 100755
index 000000000..d65f3f42c
--- /dev/null
+++ b/trunk/scripts/stop.sh
@@ -0,0 +1,31 @@
+#!/bin/bash
+
+echo "停止SRS服务器"
+ps aux|grep srs|grep "./objs"|grep "srs.conf"
+pids=`ps aux|grep srs|grep "./objs"|grep "srs.conf"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+
+echo "停止SRS转发服务器"
+ps aux|grep srs|grep "./objs"|grep "srs.19350.conf"
+pids=`ps aux|grep srs|grep "./objs"|grep "srs.19350.conf"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+
+# step 4(optinal): start nginx for HLS 
+echo "停止NGINX（HLS服务）"
+ps aux|grep nginx|grep process
+pids=`ps aux|grep nginx|grep process|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; sudo kill -s SIGKILL $pid; done
+
+# step 5(optinal): start http hooks for srs callback 
+echo "停止API服务器"
+ps aux|grep python|grep research|grep "api-server"
+pids=`ps aux|grep python|grep research|grep "api-server"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+
+# step 6: publish demo live stream 
+echo "停止FFMPEG推送demo流(播放器上12路演示)"
+ps aux|grep scripts|grep "ffmpeg.demo.sh"
+pids=`ps aux|grep scripts|grep "ffmpeg.demo.sh"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+
+# step 7: publish players live stream 
+echo "停止FFMPEG推送players流(播放器上演示用)"
+ps aux|grep scripts|grep "ffmpeg.players.sh"
+pids=`ps aux|grep scripts|grep "ffmpeg.players.sh"|awk '{print $2}'`; for pid in $pids; do echo "结束现有进程：$pid"; kill -s SIGKILL $pid; done
+
+echo "SRS系统服务均已停止"