Links
The anchor tag <A> is used to link one document to another or from one part of a document to another part of the same document.
<A HREF="http://www.stanford.edu/">Stanford University</A>
<A HREF="#spot">Point to 'spot' in this document</A>
Defining a point in a document:
<A HREF="mailto:someone@somehost.com">Email someone@somehost.com</A>