Secret codes for Samsung mobile

*2767*JAVA# Java Reset.
*2767*MEDIA# delete All Sounds and Pics and other media on the phone.
*2767*WAP# erase or delete any wap settings
*2767*CUST# Reset EEPR0M memory chip
*2767*FULL# completely earse all the contents of EEPR0M.
*#9998*4357# open the Help Menu
*#9998*5282# Java menu for gprs and csd setings.
*#9999#0# enable Monitor Mode
*#9999# or *#9998*9999# Software Version of the phone
*#8888# or *#9998*8888# the Hardware Version of the phone like manufacture date etc.