diff --git a/profiles/mac/profile b/profiles/mac/profile
index 461b4ea..4d33560 100644
--- a/profiles/mac/profile
+++ b/profiles/mac/profile
@@ -3,3 +3,4 @@ alias ll=l
 alias la='ls -AlhF'
 
 export PS1='%(?:%{%}%1{➜%} :%{%}%1{➜%} ) %{%}%~%{%} $(git_prompt_info)'
+export PATH=$PATH:/Users/gaofei/Projects/github.com/magic/scripts
diff --git a/scripts/_set_proxy b/scripts/_set_proxy
new file mode 100644
index 0000000..f062ca3
--- /dev/null
+++ b/scripts/_set_proxy
@@ -0,0 +1,2 @@
+export HTTP_PROXY=http://localhost:8889
+export HTTPS_PROXY=http://localhost:8889
diff --git a/scripts/connect b/scripts/connect
index 4da612d..90306ab 100755
--- a/scripts/connect
+++ b/scripts/connect
@@ -1,4 +1,4 @@
-#!/bin/bash
+#!/usr/bin/env bash
 
 GREEN='\033[0;32m'
 RED='\033[0;31m'
@@ -27,6 +27,7 @@ servers["jp"]="ssh root@jp.xxoommd.asia"
 servers["yact"]="ssh root@172.50.10.83"
 
 function help() {
+  echo
   echo "Usage:"
   echo -e "  1.SSH to server: con (${GREEN}-C${NC}|${GREEN}--connect-host${NC} can be omitted) [NAME]"
   echo -e "    Options:"
@@ -47,6 +48,7 @@ function help() {
     printf "${NC}%-24s${NC}" "$user@$host"
     printf "${YELLOW}%-16s${NC}\n" " ssh_port:$port"
   done
+  echo
 }
 
 # parse_ssh_string: Parse ssh command to port, user, port
diff --git a/scripts/set-proxy b/scripts/set-proxy
new file mode 100755
index 0000000..07561b2
--- /dev/null
+++ b/scripts/set-proxy
@@ -0,0 +1,22 @@
+#!/usr/bin/env bash
+
+function show() {
+  echo
+  echo "HTTP_PROXY=$HTTP_PROXY"
+  echo "HTTPS_PROXY=$HTTPS_PROXY"
+  echo
+}
+
+function main() {
+  if [[ $1 == "on" ]]; then
+    DIR="$(dirname "${BASH_SOURCE[0]}")"
+    source $DIR/_set_proxy
+  elif [[ $1 == "off" ]]; then
+    unset HTTP_PROXY
+    unset HTTPS_PROXY
+  fi
+
+  show
+}
+
+main $@