For a link that looks like this:

Insert the following code onto your webpage:

<a href="http://www.humanerace.com"><img src="http://differentdaisy.com/HumaneRace/humanerace_tiny.jpg"></a>

For a link that looks like this:

Insert the following code onto your webpage:

<a href="http://www.humanerace.com"><img src="http://differentdaisy.com/HumaneRace/jointhehumanerace.jpg"></a>