Tag Description
<a> defines an anchor that can be used either as a link to another document or to create a bookmark inside a document. By default, an unvisited link is underlined and blue, a visited link is underlined and purple and an active link is underlined and red 

Examples:

Type HTML Code Display
Unvisited Link 

<a href="http://www.afsc.ca/" 
   target="_blank">
   Visit AFSC.ca!
</a>
Visit AFSC.ca!
Hover Link 

<a href="http://www.afsc.ca/" 
   target="_blank">
   hover over me to show rendering
</a>
hover over me to show rendering
Visited Link 

<a href="http://www.afsc.ca/" 
   target="_blank">
   click me to see visited link
</a>
click me to see visited link