Netscape 4.X

1. Choose "Preferences" from the "Edit" menu. This displays the "Preferences" dialog box.
2. In the left-hand "category" portion of the box, click on "Navigator", then on "Applications".
3. Click on the "New Type" button. This displays the "New Type" dialog box.
4. Enter the following information in the first three fields:
• Description: ViSta Data File
• File Extension: vdf
• MIME Type: application/x-vista-data
5. Click on the "Browse" button and use the dialog box to locate the ViSta executable. You have to know where it is stored on your computer.
6. After selecting the executable, close the browse dialog box.
7. Click "OK" in the "New Type" dialog. 
8. Click "OK" in the "Preferences" dialog.

Netscape 3.X

1. Choose "General Preferences" from the "Options" menu. This displays the "General Preferences" dialog box.
2. Click on the "Helpers" tab.
3. Click on the "New" button. This displays the "Edit Type" dialog box.
4. Enter the following information in the first three fields:
• Description: ViSta Data File
• MIME Type: application/x-vista-data
• Suffixes: vdf
5. Click on the "Application" radio button.
6. Click on the "Browse" button and use the dialog box to locate the ViSta executable.
7. After selecting the executable, close the browse dialog box.
8. Click "OK" in the "Edit Type" dialog. 
9. Click "Apply" and then "OK" in the "General Preferences" dialog.