If you move your mouse over the individal field descriptions, you'll see a short help tooltip with some explainations.
The final result is displayed in the "Your Button" Section. If you changes one or more values you need to click on the "(re)create button"
button to, well, recreate the button with the new settings. After you fine-tuned your button, you can save it to your harddisc by
right-clicking it and pick "Save Images As" (or similar, depending on your browser).
Turn tooltip help on Note: The help tooltips only work with recent browsers which support CSS correctly ( or in other words: all but Microsoft Internet Explorer ). 2nd Note: do not link directly to those images here, they will be deleted after a few hours.
If you use the generated images, please put a link to this tool. thanks.