Problema JAVASCRIPT

[futaman]

Código Solucion 3 - JS:

<script type="text/javaScript">
 
var frases = new Array('Frase 1','Frase 2','Frase 3','Frase 4','Frase 5');
 
function cambiaFrase(){
window.status=frases[parseInt(Math.random() * frases.length)];
}
setInterval(cambiaFrase,100)
 
</script>