You can link to any other web page on the WWW, but also directly to some search engines. You can almost create your own search engine by linking your page to a search engine such as Altavista. You can link other graphics directly to your page, without having them on your server. There are a variety of different forms that you can create. They do require that the browser being used has been configured to send mail.
Radio buttons Allow the user to choose one of a number of options.
Pull down menus Useful if there are a lot of options available to the person browsing. Counters Counters allow everyone to see how many people have visited a page They are usually regarded as a very 'amateur' element to include. Publishing the page. This can be done on one of your own machines. Really requires a leased line Another organisation will publish the page for you.