Untitled

<?php
    session_start();

    if(isset($_POST['submit']))
    {
        if ($_POST['first']=='yes'){
            $id = 1;
        }
        else if ($_POST['first']=='no'){
            $id = 2;
        }
        $upd_query = mysql_query("UPDATE poll SET votes=votes+1 WHERE id=".$id);

        $_SESSION['show_result'] = true;

        header("Location: polls.php");
    }
?>
<form method="POST">
Да<input name = "first" type = "radio" value = "yes"><br>
Нет<input name = "first" type = "radio" value = "no"><br>
<input name = "submit" type = "submit" value = "Проголосовать">
</form>
<?php
    if(isset($_SESSION['show_result']))
    {
        unset($_SESSION['show_result']);

        mysql_connect("localhost", "root", "preved");
        mysql_select_db("vmss");
        $query = mysql_query("SELECT description, votes FROM poll");
        while($row = mysql_fetch_array($query))
        {
            echo "Вариант: ".$row['description']."<br>\n";
            echo "Проголосовало: ".$row['votes']."<br><br>\n";
        }
    }
?>