diff --git a/install.sh b/install.sh
index 0c57ea3..cc2cc3d 100755
--- a/install.sh
+++ b/install.sh
@@ -1,67 +1,102 @@
 #!/usr/bin/env bash
 
-echo "Jilo-Web install script"
+echo "Jilo-Web deployment script"
 
-# enter domain
-read -p "Domain name for the web service [localhost]: " DOMAIN
-DOMAIN=${DOMAIN:-localhost}
+function install() {
 
-# enter folder
-read -p "Web subfolder [jilo-web]: " WEB_DIR
-WEB_DIR=${WEB_DIR:-jilo-web}
+    # enter domain
+    read -p "Domain name for the web service [localhost]: " DOMAIN
+    DOMAIN=${DOMAIN:-localhost}
 
-INSTALL_DIR="/opt/jilo-web/public_html"
-DOC_DIR="/opt/jilo-web/doc"
-ETC_DIR="/opt/jilo-web/etc"
+    # enter folder
+    read -p "Web subfolder [jilo-web]: " WEB_DIR
+    WEB_DIR=${WEB_DIR:-jilo-web}
 
-mkdir -p $INSTALL_DIR
-cp -r ./public_html/* $INSTALL_DIR
+    INSTALL_DIR="/opt/jilo-web/public_html"
+    DOC_DIR="/opt/jilo-web/doc"
+    ETC_DIR="/opt/jilo-web/etc"
 
-mkdir -p $DOC_DIR
-cp CHANGELOG.md $DOC_DIR
-cp LICENSE $DOC_DIR
-cp README.md $DOC_DIR
-cp TODO.md $DOC_DIR
-cp config.apache $DOC_DIR
-cp config.nginx $DOC_DIR
+    mkdir -p $INSTALL_DIR
+    cp -r ./public_html/* $INSTALL_DIR
 
-mkdir -p $ETC_DIR
-cp jilo-web.conf.php $ETC_DIR
-cp jilo-web.schema $ETC_DIR
+    mkdir -p $DOC_DIR
+    cp CHANGELOG.md $DOC_DIR
+    cp LICENSE $DOC_DIR
+    cp README.md $DOC_DIR
+    cp TODO.md $DOC_DIR
+    cp config.apache $DOC_DIR
+    cp config.nginx $DOC_DIR
 
-#FIXME
-#mkdir -p "jilo-web-$VERSION/usr/share/man/man8"
-#cp ../man-jilo-web.8 "jilo-web-$VERSION/usr/share/man/man8/jilo-web.8"
+    mkdir -p $ETC_DIR
+    cp jilo-web.conf.php $ETC_DIR
+    cp jilo-web.schema $ETC_DIR
 
-# we need a webserver, check for Apache and Nginx
-WEB_SERVER=""
+    #FIXME
+    #mkdir -p "jilo-web-$VERSION/usr/share/man/man8"
+    #cp ../man-jilo-web.8 "jilo-web-$VERSION/usr/share/man/man8/jilo-web.8"
 
-# install and enable apache vhost
-if dpkg-query -W -f='${status}' apache2 2>/dev/null | grep -q "ok installed"; then
-    WEB_SERVER="apache2"
-    cp "${DOC_DIR}/config.apache" /etc/apache2/sites-available/jilo-web.conf
-    sed -i -e "s/\$DOMAIN/$DOMAIN/g" /etc/apache2/sites-available/jilo-web.conf
-    # there is '/' in INSTALL_DIR, we use '%'
-    sed -i -e "s%\$INSTALL_DIR%$INSTALL_DIR%g" /etc/apache2/sites-available/jilo-web.conf
-    a2ensite jilo-web.conf
-    /etc/init.d/apache2 reload
+    # we need a webserver, check for Apache and Nginx
+    WEB_SERVER=""
 
-# install and enable nginx vhost
-elif dpkg-query -W -f='${status}' nginx 2>/dev/null | grep -q "ok installed"; then
-    WEB_SERVER="nginx"
-    cp "${DOC_DIR}/config.nginx" /etc/nginx/sites-available/jilo-web
-    sed -i -e "s/\$DOMAIN/$DOMAIN/g" /etc/nginx/sites-available/jilo-web
-    # there is '/' in INSTALL_DIR, we use '%'
-    sed -i -e "s%\$INSTALL_DIR%$INSTALL_DIR%g" /etc/nginx/sites-available/jilo-web
-    ln -s /etc/nginx/sites-available/jilo-web /etc/nginx/sites-enabled/
-    /etc/init.d/nginx reload
-else
-    echo "Nginx or Apache is needed, please install one of them first."
-    exit 1
+    # install and enable apache vhost
+    if dpkg-query -W -f='${status}' apache2 2>/dev/null | grep -q "ok installed"; then
+        WEB_SERVER="apache2"
+        cp "${DOC_DIR}/config.apache" /etc/apache2/sites-available/jilo-web.conf
+        sed -i -e "s/\$DOMAIN/$DOMAIN/g" /etc/apache2/sites-available/jilo-web.conf
+        # there is '/' in INSTALL_DIR, we use '%'
+        sed -i -e "s%\$INSTALL_DIR%$INSTALL_DIR%g" /etc/apache2/sites-available/jilo-web.conf
+        a2ensite jilo-web.conf
+        /etc/init.d/apache2 reload
+
+    # install and enable nginx vhost
+    elif dpkg-query -W -f='${status}' nginx 2>/dev/null | grep -q "ok installed"; then
+        WEB_SERVER="nginx"
+        cp "${DOC_DIR}/config.nginx" /etc/nginx/sites-available/jilo-web
+        sed -i -e "s/\$DOMAIN/$DOMAIN/g" /etc/nginx/sites-available/jilo-web
+        # there is '/' in INSTALL_DIR, we use '%'
+        sed -i -e "s%\$INSTALL_DIR%$INSTALL_DIR%g" /etc/nginx/sites-available/jilo-web
+        ln -s /etc/nginx/sites-available/jilo-web /etc/nginx/sites-enabled/
+        /etc/init.d/nginx reload
+    else
+        echo "Nginx or Apache is needed, please install one of them first."
+        exit 1
+    fi
+
+    # permissions for web folder
+    chown -R www-data:www-data "$INSTALL_DIR"
+    chmod -R ug+rw "$INSTALL_DIR"
+
+    echo 'Install finished.'
+}
+
+
+help="Usage:
+    $0 [OPTION]
+    Options:
+        --install|-i - install Jilo-Web
+        --help|-h - show this help message
+        --version|-v - show version"
+
+version="Jilo-Web deployment script
+    version $VERSION"
+
+
+if [[ $1 ]]; then
+    case $1 in
+        -i | --install)
+            ;;
+        -h | --help)
+            echo -e "$help"
+            exit 0
+            ;;
+        -v | --version)
+            echo -e "$version"
+            exit 0
+            ;;
+        *)
+            echo "Invalid option: $1" >&2
+            echo -e "$help"
+            exit 1
+            ;;
+    esac
 fi
-
-# permissions for web folder
-chown -R www-data:www-data "$INSTALL_DIR"
-chmod -R ug+rw "$INSTALL_DIR"
-
-echo 'Install finished.'