small fixes
diff --git a/tutorial1-setup.sh b/tutorial1-setup.sh
index 9c01ae0..d1f67f9 100644
--- a/tutorial1-setup.sh
+++ b/tutorial1-setup.sh
@@ -26,7 +26,7 @@
 sudo apt-get install -y xorg lxde
 
 #TODO: add backgrounds folder
-sudo mkdir /usr/share/backgrounds
+sudo mkdir -p /usr/share/backgrounds
 #TODO: change background
 # Remove wallpaper, change background color
 sudo sed -i 's/wallpaper_mode=1/wallpaper_mode=0/g' /usr/share/lxde/pcmanfm/LXDE.conf
@@ -56,10 +56,8 @@
 sudo sed -i 's/fgcolor=#aaaaaaaaaaaa/fgcolor=#000000000000/g' /usr/share/lxterminal/lxterminal.conf
 
 DESKTOP=${USER_HOME}/Desktop
-OFFLINE="${DESKTOP}/Offline Exercises"
 
 mkdir -p ${DESKTOP}
-mkdir -p "${OFFLINE}"
 
 cat > ${DESKTOP}/ONOS << EOF
 [Desktop Entry]
@@ -83,8 +81,6 @@
 Comment[en_US]=
 EOF
 
-
-
 cat > ${DESKTOP}/Tutorial << EOF
 [Desktop Entry]
 Encoding=UTF-8