radio checked

<?
	# Gender
	if ($gender != "male") 
	{
		echo "<input  type='radio' name='gender' value='male'>  Male <input  type='radio' name='gender' value='female' checked>  Female";
	} 
	else
	{
		echo "<input type='radio' name='gender' value='male' checked> Male <input  type='radio' name='gender' value='female'>  Female";
	}
?>

<?
	# Gender
	if ($gender != "male") 
	{
		echo "<input  type='radio' name='gender' value='male'>  Male <input  type='radio' name='gender' value='female' checked>  Female";
	} 
	else
	{
		echo "<input type='radio' name='gender' value='male' checked> Male <input  type='radio' name='gender' value='female'>  Female";
	}
?>

<?

$sm = ($gender == "male") ? 'selected="selected"' : '' ;
$sf = ($gender != "male") ? 'selected="selected"' : '' ;

?>

<input  type='radio' name='gender' value='male' <?=$sm?>>  Male 
<input  type='radio' name='gender' value='female' <?=$sf?>> Female

<?
 
$sm = ($gender == "male") ? 'selected="selected"' : '' ;
$sf = ($gender != "male") ? 'selected="selected"' : '' ;
 
?>
 
<input  type='radio' name='gender' value='male' <?=$sm?>>  Male 
<input  type='radio' name='gender' value='female' <?=$sf?>> Female