1. Start Internet Services Manager.
2. Click Default Web Site, and then click Properties.
3. Double-click ASP in the Features pane.
4. Expand Behavior.
5. Click Enable Parent Paths.
6. Click True for Enable Parent Paths.
7. Click Apply.
Internet Information Services 6.0
1. Open the Internet Services Manager in the Microsoft Management Console (MMC).
2. Right-click on your Default Web Site and select Properties.
3. Click the Home Directory tab.
4. Click the Configuration button.
5. Click the App Options tab.
6. Click to select the Enable Parent Paths checkbox.
7. Click the OK button until you return to the MMC.