INNO TUTORIAL - Using Unicode and ANSI Versions of INNO Setup

[pakrat2k2]

#1) most of what your asking is in inno program itself, under help.
#2) you dont convert it.. its entered as valuedata binary {{13}} the 2 {{ are necessary, otherwise it gives oput error.
I'll have to look thru a few scripts to see how to enter it exactly, but that will get you started anyways.

#3 NOT needed as above.

#4 that is easier with cdmenucreator, grumpy is the one who'se posted those before look up a few of his topics.