Dropdown keuze visible / false

<select size="1" name="titel">
<option>Ja</option>
<option>Nee</option>
</select>

<select size="1" name="titel">
<option>Ja</option>
<option>Nee</option>
</select>

Bedankt anoniempje

Bedankt anoniempje

<script language="javascript">
function clickOption( arg , form , website , contact )
{

    var w = document.forms[ form].elements[ website ];
    var c = document.forms[ form].elements[ contact ];
 
    if( arg == 'ja' ) {
        w.style.visibility = 'visibile';
        c.style.visibility = 'hidden';
    } else {
        c.style.visibility = 'visibile';
        w.style.visibility = 'hidden';
    }

}
</script>

<script language="javascript">
function clickOption( arg , form , website , contact )
{
 
    var w = document.forms[ form].elements[ website ];
    var c = document.forms[ form].elements[ contact ];
 
    if( arg == 'ja' ) {
        w.style.visibility = 'visibile';
        c.style.visibility = 'hidden';
    } else {
        c.style.visibility = 'visibile';
        w.style.visibility = 'hidden';
    }
 
}
</script>