hi every body, this is my first post as new member. two days ago i learned about customised window xp and nlite. then as i progresed , i learn about addons. as a laymen to computer programmes i don,t understand tech jargons. can some body explain me in very simpleway as 1 how to creat silent install of software. 2 is it possible to creat silent install of all softwares available in market 3 how to insert serial or activation code in licenced software,( so that thy still can be installed silently) i have few like norton antivirus 2010, nero 9, IDM, ms office 2007 etc i have download nlite addon but all software are not present inhis list & most of them are older version. please help me.