***Based off stock 4.0.4 launcher and will work on any ICS Rom***
Rename the downloaded launcher to Launcher2.apk, move the apk to /system/app and set the permissions to rw-r--r-- then reboot.
I suggest renaming the original launcher to Launcher2old.apk before doing anything, just in case.
★White and Blue★
☆All Blue w/Blue Search Boarder☆
★White and Blue w/Blue Search Boarder★
Nexus S (GSM i9020a)
GummyNex (4.0.4 - 102)
Matrix Kernel (CFS - 19.0)
smartassV2 tweak (1000/200)
Deep Idle (On - Sio)