The syntax is as follows:
HTML Code:
<meta name="robots" value="{value}" />
the value can be:
index - Allows the search engine to index the entire page (set by default)
noindex - Prevent the search engines to index your page
follow - Allows the search engine to track all links in the page
nofollow - Respectively - the opposite. Disallows tracking links
none - When placing a "none" as value is implied: noindex, nofollow
noarchive - Disallows Caching your page. Thus, the search engine will not provide cached copies of X days before
nocache - Perform the same function as noarchive, but for MSN / Live search engine of MS
nosnippet - Prohibits search engine to display results in separate parts of the text in your page
noodp - Prohibits search engine to use the description for that page from DMOZ (ODP -Open Directory Project)
noydir - With the same functionality as noodp, but for Yahoo! Directory