Want to create a page that can make a sfv validati

[troyan]

Hi,<BR><BR>i want to make a page that i can use to point out a sfv file and then calculate and check the checksum of the files.<BR><BR>So i wonder if anyone can give me a link or some code so i can understand how to calculate the checksum for the file...<BR><BR>Thnx<BR>Sebulba