Program to assign Sony Ericsson X1 buttons

X1ButtonMapper - Extends the keyboard and other buttons - xda-developers

A Tweak to Improve WiFi Speed for WM phones

For Windows Mobile phone with 802.11g, to improve the WIFI speed, you can change the value of "dot11SupportedRateMaskG" from the default 4 (1 in some cases) to 8 inside the registry folder HKEY_LOCAL_MACHINE\COMM\TNETWLN1\PARMS. This web site said that the Internet speed can be boosted up to more than 3 times before, from 540 kbit/sec to 1731 kbit/sec.