Enable init.d

How to activated init.d support on LG Optimus L7

Just For ROOTed Devices.
How to root your device go to here

1. Download script from here
2. Put this script to Your sdcard in the phone.
3. Run the script with terminal emulator or Script Manager

su
sh /mnt/sdcard/external_sd/initd.sh

Now, new folder created on system/etc/init.d
and now, you can put your script into this folder like, ram script, sytem tweak etc.