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of Idea Group Inc. is prohibited.
??? Web sites written in English use syntactically different words than Web sites
written in Portuguese, but with the same semantics. For example, tennis/tenis,
walking/caminhadas, and time/hora.
??? The price of tourism products and services are expressed in many different
currencies (euros, dollars, British pounds, etc.)
??? The time specifications do not follow a standard format. Some Web sites state
time in hours, others in minutes, others in hours and minutes, and so forth.
??? The way of expressing time also varies. For example, 1 hour and 30 minutes,
1h and 30 min, 1:30 h, 90 min, one hour and thirty minutes, ninety minutes,
1:30 pm, and so forth.
??? The keywords used to specify a date are not expressed in a normalized way.
Some Web sites express a day of the week using the words Monday, Tuesday,??¦,
Sunday, while other use the abbreviations M, T, ??¦, Su.
??? The temperature unit scale is not standard. It can be expressed either in degrees
centigrade or in degrees Celsius.
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