Just for the reference I'm posting original script because it's useful and I have its copy on my disk and another member asked this: ;Script: FileExtAss.AU3 (File extension asscoiation) ;Author: Guido Arbia ;Version: 1.0 ;Function: Include file that allows people to easily assoicate file extensions and add menu options to it and junky like thato. ;Commands: ;IMPORTANT!: DO NOT INCLUDE THE (.) IN THE FILE EXTENSION!!! ;FileTypeCreate($Extension,$Description) - Creates a new file type. ;FileTypeD