I installed OFFICE2007 when there is the problem, error 1913.

I installed OFFICE2007 when there is the problem, error 1913.Setup can not update the file C:\ WINDOWS \ win.ini.Make sure that the systems that exist in the document, and you have the right to update the document, I can open this file, Notepad is, is this:
; for 16-bit app support
[fonts]
[extensions]
[mci extensions]
[files]
[Mail]
MAPI = 1
[MCI Extensions.BAK]
aif = MPEGVideo
aifc = MPEGVideo
aiff = MPEGVideo
asf = MPEGVideo
asx = MPEGVideo
au = MPEGVideo
m1v = MPEGVideo
m3u = MPEGVideo
mp2 = MPEGVideo
mp2v = MPEGVideo
mp3 = MPEGVideo
mpa = MPEGVideo
mpe = MPEGVideo
mpeg = MPEGVideo
mpg = MPEGVideo
mpv2 = MPEGVideo
snd = MPEGVideo
wax = MPEGVideo
wm = MPEGVideo
wma = MPEGVideo
wmv = MPEGVideo
wmx = MPEGVideo
wpl = MPEGVideo
wvx = MPEGVideo

I would like to ask how it is going on???? Thank you, the !!!!!!!!!

will “win.ini” made in his capacity as administrator, remove the read-only, hidden attributes, re-install.