pan></p>
Just test the page number:
<div class="doc-source">
<pre><code>function Header()
{
    if($this-&gt;PageNo()==1)
    {
        //First page
        ...
    }
    else
    {
        //Other pages
        ...
    }
}</code></pre>
</div>
</li>

<li id='q13'>
<p><b>13.</b> <span class='question'>I'd like to use extensions provided by different scripts. How can I combine them?</span></p>
Use an inheritance chain. If you have two classes, say A in a.php:
<div class="doc-source">
<pre><code>require('fpdf.