diff --git a/fenix-fox.sh b/fenix-fox.sh
index 1f5ce2c..1c92afd 100755
--- a/fenix-fox.sh
+++ b/fenix-fox.sh
@@ -31,6 +31,31 @@ enable_profile_customizations() {
 	fi
 }
 
+installcss() {
+	if [[ ! -n "$2" ]]; then                                                        
+        	config="true-mobile"                                                    
+	else                                                                            
+        	config=$1                                                               
+	fi                                                                              
+                                                                                
+	case $config in	
+		true-mobile)
+			deploy_true_mobile
+			;;
+
+		fenix-fox)
+			deploy_fenix_fox
+			;;
+
+		*)
+			echo "Available options: true-mobile, fenix-fox"
+			exit 1
+			;;
+
+	esac
+
+}
+
 deploy_fenix_fox() {
 	echo "Copy files in place and enable fenix-fox"
 	if [ -d "${installdir}/chrome" ]; then
@@ -43,6 +68,22 @@ deploy_fenix_fox() {
 	cp src/userContent/theme-fenix.css $installdir/chrome/userContent.css
 }
 
+deploy_true_mobile() {
+	echo "Copy files in place and enable true-mobile"
+	if [ -d "${installdir}/chrome" ]; then                                  
+                echo "dir chrome already there, take backup"                    
+                mv $installdir/chrome $installdir/chrome.original               
+        fi
+	cp src/userChrome/{true_mobile_landscape.css,appMenu.css,editBookmarkPanel.css,findbar.css,popups.css,root.css,tabmenu.css,urlbar.css,extensions_menu.css,alt-browser-alt.css,custom_rules.css,iconized_main_menu.css,round_ui_items.css,numbered_tabs.css,tab_counter.css,true_mobile_mode.css,dynamic_popups_pro.css} $installdir/chrome
+	cp src/userChrome/userChrome-true-mobile.css $installdir/chrome/userChrome.css
+	cp src/userContent/theme-fenix.css $installdir/chrome/userContent.css
+}
+
+showhelp() {
+	echo "It's in progress... See https://git.datenkastl.org/pmOS-tweaks/fenix-fox"
+
+}
+
 # Clonerepo not in use
 clonerepo() {
 	echo "clone fenix-fox to /tmp"
@@ -53,13 +94,16 @@ clonerepo() {
 #
 ## Main
 #
+case "$1" in
+	--install)
+		enable_profile_customizations
+		installcss
+		echo "Finished! Restart firefox and enjoy your new design!"
+		exit 0
+		;;
 
-# Setup Profile Customizations in user.js
-enable_profile_customizations
-
-# Copy files to profile
-deploy_fenix_fox
-
-# finish
-echo "Finished! Restart firefox and enjoy your new design!"
-
+	*)
+		showhelp
+		exit 0
+		;;
+esac