Now you can create banners / logos and buttons online at this web site. Type in the text you want turned in a banner / logo / button and click preview. The graphic image will pop-up in a window. You can see each change you make to the banner / logo when you change the font, color, or 3D effect. 

Experiment and see which works best for you. Right click on the logo / banner image and save it; it will be saved in BMP format.