così mi funziona:
Codice PHP:
<html>
<head>
<script type='text/javascript' src="uploadify/jq.js"></script>
<script type='text/javascript'>
var text = new Array();
text[0] = "testo 1";
text[1] = "testo 2";
text[2] = "testo 3";
var footnotes = new Array();
footnotes[0] = "nota 1";
footnotes[1] = "nota 2";
footnotes[2] = "nota 3";
var quips = [];
quips[0] = "bottone 1";
quips[1] = "bottone 2";
quips[2] = "bottone 3";
function inizializza(){
//genero l'indice casuale
index = Math.floor(Math.random() * (text.length-1)) ;
$('#text').attr("innerHTML", text[index]);
$('#footnote').attr("innerHTML", '[url="' + footnotes[index] + '"]' + footnotes[index] + '[/url]');
$('#index').attr("innerHTML", '#' + index);
$('#quip').attr("innerHTML", quips[index] );
}
$(document).ready(
function(){
inizializza();
$("#quip").click(
function(){
inizializza();
}
)
}
)
</script>
</head>
<body>
<button id='quip'>bottone</button>
<div>indice: <span id='index'></span></div>
<div>testo: <span id='text'></span></div>
<div>nota a pie pagina: <span id='footnote'></span></div>
</p>
</body>
</html>