Bookmarks are stored as memos in the memo pad. The simplest way to see how they are formatted is to download some example bookmarks from www.hobbyistsoftware.com.
If you create a good list of bookmarks, please send it to me so I can make it available on my site.
The rules for bookmark memos are as follows. Comments are in <brackets>. New lines are shown by bullet points
the actual memo would look like this:
Bookmarks description of bookmarks
You can set up a bookmark so that it will ask for a search term, and open the webpage with the search already complete. Initiate does this by substituting any case of the three letters 'xyz' with a search string provided by the user.
If you want to make a bookmark like this, the easiset way to do it is to search for 'xyz' on the site and simply copy the url of the resulting search.
The google mobile bookmark is an example of a bookmark which uses this feature.