if(isset($_GET['action'])):
switch($_GET['action']):
case "delete":
if(!isset($_GET['id'])): header("location:".$_SERVER['PHP_SELF']);exit; endif;
// delete operation dependecies display for an operation confirmation
// display of the form with hidden field 'action=delete' and hidden field 'id=$_GET['id']'
break;
endswitch;
elseif(isset($_POST['action'])):
switch($_POST['action']):
case "delete":
if(!isset($_POST['id'])): header("location:".$_SERVER['PHP_SELF']); exit; endif;
mysql_query("DELETE FROM sometable WHERE something='".$_POST['id']."'")
break;
endswitch;
else:
// full list with action link
endif;

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