Validation Rules window
Use the Validation Rules window to specify the validation criteria for the Custom Form. For details, see Form validation.
New - brings up the Validation window where you can configure a validation rule for checking the user input on the Form. For wizard-style Form, you can specify a validation rule for a particular wizard page.
Edit - opens the Validation window where you can modify the selected validation rule.
Delete - deletes the selected rule.
Move Up / Move Down - changes the execution order of validation rules by moving the selected rule up or down.