intendo questo jscript p.e.:
Codice PHP:
<html>
<head>
<title></title>

<script language="JavaScript">
<!-- 
function stp()
   {
   bb=document.layers?document.layers['aa']:document.getElementById?document.getElementById('aa').style:document.all['aa'].style;
   bb.visibility= "hidden"
   self.print();
   }
   -->
</script>

</head>
<body bgcolor="#333333">

<div id="aa" >
    <form>
        <input type="button" value="Stampa" onClick="stp()">
    </form>
</div>

</body>
</html>