obvious answer
avoiding questions with, 61
pointless choice with, 58-59
OfficeMax.com
misleading icons, 229, 230
navigation bars simulating tabs, 233, 234
only some followed links change color , 242
offsite links, bringing up a new browser window, 88
Omitting Important Options blooper, 62, 64-68
one radiobutton, 146, 147
online forms, need for a default text input focus, 140
online transactions, uncertainty about the outcome of, 28
optional choice, using a checkbox for, 148
options
omitting important, 62, 64-68
testing for identical, 60
OR, finding items matching any of the criteria, 188
organizational charts , websites reflecting, 84-89
organizations, lack of communication between, 46
Outdated Content blooper, 32-35
overlapping categories, 21, 84, 86