Menu
<html>
<head>
<script>
function ena()
{
document.frm.country.oth.enabled = true;
}
function disa()
{
document.frm.country.oth.enabled = false;
}
function other()
{
if(document.frm.country.selectedIndex == 2)
{
ena()
}
else
{
disa()
}
}
</script>
</head>
<body>
<form name = frm>
<select name = “country” onChange = “other()”>
<option value = “Mrt”>Mauritius
<option value = “India”>India
<option value = “Others”>
<br>
Other <input type=text name=”oth” id=”oth” onFocus = “other()”>
</form>
</html>