Ok download this SoftKeyAppletEx
HERE.
#1 Download it and unzip it, its a RaR file.
#2 Copy the SoftKeyAppletEx from your PC to your PPC(phone) .
#3 Use file exsplorer to browse to your SD card and make sure that you have it (file exsplorer) set to {All Files visible}
#4 Copy the SoftKeyAppletEx from your SD card to the windows folder.(My Device - Windows)
#5 SOFT RESET your PPC.
#6 Go to "Start - Settings - System - Soft Key" and you can change the left and right softkeys.