Graphic advertisement of various sizes. These can be static or animated and usually come in standard sizes for easy addition into existing sites. Measured in pixels the most common sizes are 468x60, 120x60. Other less common standards are 234x60, 120x600, 125x125, 88x31. Formats are .jpg and .gif for static banners and .gif and .swf (Flash) for animated banners. To view a PDF with more info about banners click here.