Implement vba code on sharepoint Access web

Hi

how can I implement an update code on Access Web on SharePoint

I have a web form where the supplier /customer account balance are present. I want a VBA code to bill the customer account of the order made and also the supplier account of items ordered until payment is made

for help,the unique field in my form is TransID to set as criteria

Thank you in advance

Implement vba code on sharepoint Access web