This flow chart shows the following tasks:
First task - User clicks the previeous button
Second task - Set SV Curr_Wizard_Action=CO WIZ_PREVIOUS
Third task/first decision point - Page Val/Save Supressed? If yes, Fire WIZARD:Subform is Exited, Fire Page is Existed-After, Show the pervious visible, enabled page.
First decision point - Page Val/Save Supressed? If No, Fire WIZARD:Validate Subform, Validate all controls and grid rows, Fire page is Exited-Before, Fire WIZARD:Subform is Exited, Fire Page is Existed-After, Show the pervious visible, enabled page.