hello friends, here i am struggling for winhelp function. i am sucessful for chm help. but not in win help. actually i am developing a software which can be used for making drawings. i want to creat help file for that. chm help which i created is working for acad2002,4,5 versions but for 2000 it is not working, if anybody know details about win help please help me. also attach the sample winhelp files if somebody have generated. waiting for positive reply. regards amit