Resources > Banners & Buttons

This gives information about banners and buttons used in advertising:

Caution: ad blockers may block images whose sizes are the same as used in ads. Designers may wish to avoid these sizes for any images which are not for advertising. For example, instead of using a 120x60 image, which may be blocked, use a 120x61 image. Note that the ad industry sometimes creates new ad sizes, so there is some risk that you may pick a size which will later become a standard ad size: pick an odd size, a size which the ad industy will, hopefully, not later steal adopt. Note also that the ad standards permit ads of other sizes, but there is less risk that images of other sizes will be blocked.

Caution: ad blockers may also block images whose directory names, file names, alt attributes, or title attributes contain substrings which are suggestive of ads. For example, an image whose alt attribute is the Latin motto per aspera ad astra could be blocked.

Standard Ad Sizes 

Standard ad sizes are (sorted by width):

88x31
120x60  120x90  120x240  120x600
125x125
160x600
180x150
226x280
230x33
234x60
240x400
250x250

300x50  300x60  300x100  300x225 300x250  300x600
336x280
392x72
400x20  400x40  400x300
450x50
468x60
500x350
550x480
720x300  720x480
728x90  728x210

Standard Banners and Buttons 

Here are standard banner and button sizes listed by the IAB (Interactive Advertising Bureau):

Note : the Interactive Advertising Bureau has published guidelines regarding rich media using many of the above standard banner sizes. A disturbing aspect of the guidelines is that recommended maximum file sizes are so high that pages would take excessively long to load, violating one of the key principles of good website design.

Note : visitors will leave a site if it has too much advertising. BurstMedia reported (Sep 2002) that 36% of North American visitors will leave a site with too many ads.

Other Banners and Buttons 

Here are other banner sizes that used to be common and which still are used:

400x40 392x72

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