[jQuery] Change mask onclick, how do ?

[Luciano Mazzetto]

Hi guys

I have the problem when go change de mask, i`m using maskedinput
http://digitalbush.com/projects/masked-input-plugin/

my code:
<input name="tip" type="radio"  id="tip_j" title="Jurídica"
value="J"/>Jurídica<br>
<input name="tip" type="radio"  id="tip_f" title="Física"
value="F"/>Física

$("#tip_j").click(function(){
    $("#masked").val("");
    $("#masked").mask("999.999.999/9999-99");
});

$("#tip_f").click(function(){
    $("#masked").val("");
    $("#masked").mask("999.999.999-99");
});

the mask change, but not function and is a problem..