How to make a background
This tutorial shows you how to make a background using Jasc Paint Shop Pro 7.
Step 1:

Open your version of PSP & go to File>New.
Create a new image with:
Image dimensions: Width: 100, Height 100
Image Characteristics: Background color: White. Like the preview above.
You will then have an image like below

Step 2:

Click on your paintbrush tool
then go to the paint brush image to the right, choose custom and then find the sparkle/glit image like the preview below. press ok.

Step 3:
Now apply this making sure to change the colours so you end up with something like below, you can also change the size of the sparkle/glit so you get a cool effect. Be creative.
Here is a sample background which I created.

To see how it looks on a page click here
You can also create larger sized backgrounds doing the same as above and use different brushes. I used width: 150 & Height: 150 for this background.

To see a preview click here
Here is the code you use to place a background on your webpage:
Place between < head > < / head > tags of your html pages
Replace "BACKGROUND IMAGE URL GOES HERE" with the url to your background image.