i don't know did i get this right but..
<select name="male_female" onchange="javascript:this.form.submit();">
<option value="male.php">male
<option value="female.php">female
</select>
<? if(!isset($male_female))
{
$the_page = "male.php";
}
else
{
$the_page = £male_female;
}
?>
<? include("$the_page") ?>
or
<form>
<input type="radio" name="female.php" onselect="javascript:IncPage(this.name)">
<input type='hidden' name='IncName'>
<script>
function IncPage(a)
{ document.formName.IncName.value = a; }
</script>
<? if(!isset($IncName))
{
$the_page = "male.php";
}
else
{
$the_page = £male_female;
}
?>
<? include("$the_page") ?>
</form>