BP to find the SAVE AS menu

Hi i have working on a program , and have a protection that DISABLES the SAVE button, the program its Proteus 6.7 sp3 , now (thanks a lot of people that teach me HOW ) i have been Enabled the Save as button with the BP EnableMenuItem and change the PUSH 403 to PUSH 400.... But the button DONT SAVE nothing... its that my question.. its there a way to locate the Call or Process to enable the Creation of the file????? any BP that helps me to find the procees where the file its created to try to patch???? i have tried with CreateFile,ShowWindow, etc... but dont works...... Any Idea???
Sorry my Bad English

Regards From Mexico