ui_print("***************************");
ui_print("SuperSU v0.70 installer ZIP");
ui_print("***************************");

ui_print("- Mounting /system");
run_program("/sbin/busybox", "mount", "/system");

ui_print("- Removing old files");
delete("/system/bin/su");
delete("/system/xbin/su");
delete("/system/app/Superuser.apk");
delete("/system/app/SuperUser.apk");

ui_print("- Extracting files");
package_extract_dir("system", "/system");

ui_print("- Setting permissions");
set_perm(0, 0, 06755, "/system/xbin/su");

ui_print("- Unmounting /system");
unmount("/system");

ui_print("- Done !");