JavaScript alert with 3 buttons
<p>I have a JavaScript alert button that appears on the website when a user is going to proceed to a signup page.  </p>

<p>It looks something like this</p>

<p>Would you like to proceed to the signup page?<br>
&lt; OK > &lt; Cancel ></p>

<p>Would it be possible to add a third button to the alert so that it looks like</p>

<p>Would you like to proceed to the signup page?<br>
&lt; More Info > &lt; OK > &lt; Cancel ></p>
