You can use the HTML code on this page to force a link to open in a new window.
This results in:
Example
<a href="http://www.htmlcode4free.blogspot.com" target="_blank">HTML Help</a>
This results in:
HTML Help
As the above example demonstrates, to open a link in a new window, you simply add target="_blank"
to the anchor tag. Everything else stays as a normal link.