Single word avoids splitting

src/freedombone-controlpanel

         fi
         app_index=$[app_index+1]
     done
-    backstr=$'Back to main menu'
-    applist="$applist $n \"$backstr\" on"
+    backstr=$'Exit'
+    applist="$applist $n $backstr on"
     appnames+=("Exit")
 
     choice=$(dialog --stdout --backtitle $"Freedombone" \