I want the code whih make like that at inno-setup (send file to temporary Folder and call it Through button)

When I open the Installation file It send file to temporary Folder

I want to make lik that (I want the code) and when the user press this button it open the file which I choose before (I want the code which it make all) and don't tell me read any help or any paper Because I do it and I understand it but I can't make it.

I want to make the about button to open t开发者_运维问答he filer witch extracted to ehe temporary Folder when the user press it ,like this Installation file

the folder witch the file extracted in is "IS-XXXX.temp" and it change every time the user open the Installation file and I can't know sure the path of the file every time.

so that : ExtractTemporaryFile('filename.rtf') I can't understand it !!!

Or how I can use the temporary file Through the button if the path change every time. I see what I want in this picture but I can't make like it.

http://i53.tinypic.com/dc8z7p.jpg

How can I connect the button to the temporary file?

for any one want this

see

http://news.jrsoftware.org/read/article.php?id=89926&group=jrsoftware.innosetup#89926

thanks