To display a text link:
<a href="URL_OF_SITE_HERE">Displayed Text </a>
To display a text link which opens into a new browser window:
Set target="_blank"
<a href="URL_OF_SITE_HERE" target="_blank">Displayed Text </a>
To make a picture a link:
<a href="URL_OF_SITE_HERE"><img src="URL_OF_IMAGE_HERE"></a>
