hi got my phone unlocked to any o2 sim v 1.1.2 week 42 ,,found out how to change songs into ring tones then finally tryed to syc with itunes no probs ,,went to settings and sounds in iphone and there should be a icon saying custom ringtones ,,is there no there isnt ,,how do i get this setting up do i have to restore then unlock again or can i just restart apps somewhere ,,,,i love ths phone to bits but whould love custom ringtones ,, plz help

ps link here for how to do custom ring tones on xp
http://www.iclarified.com/entry/index.php?enid=439

use "Sendsong"..