need help-survey voting

i'm a beginner and new to php. i'm having problem with survey script and voting function. can anyone please help me out.. the script only accept the last question's answer and update the database = acount+1.

script to display survey:

Code:

<?php
echo "<form action='vote.php' method=post>
<table width='300' border='0' cellspacing='0' cellpadding='0' align='center'>";
$query1 = "SELECT * FROM questions";
$result1 = mysql_query($query1)or die("ERROR: $query.".mysql_error());
$num_row=mysql_num_rows($result1);
$i=1;
while($i<$num_row){
while ($row1 = mysql_fetch_array($result1)) {
$qid = $row1['qid'];
$qtitle = $row1['qtitle'];
$query2 = "SELECT * FROM answers WHERE qid='$qid'";
$result2 = mysql_query($query2) or die("ERROR: $query.".mysql_error());
echo "<tr>
    <td width='300' align='left'><p>".$i.". ".$qtitle."</p></td>
   </tr>";
  
while ($row2 = mysql_fetch_array($result2)) {
$aid = $row2['aid'];
$atitle = $row2['atitle'];
echo "<tr>
    <td width='300' align='left'><input type = radio name =aid value = '".$aid."'><font>".$atitle."</font></input><br></p></td>
   </tr>";
}
echo "<input type = hidden name = qid value = '".$qid."'>";
echo "<br />";
$i++;
}
}
echo "<td><br><br></td><tr>
<td width='300' align='center'><input type = submit name = submit value = 'Submit'></td>
</tr>
</table>
</form>";
}
}
// close connection
mysql_close();
?>

voting script:

Code:

<?php
if (isset($_COOKIE) && !empty($_COOKIE)) {
    if ($_COOKIE['lastpoll'] && $_COOKIE['lastpoll'] == $_POST['qid']) {
 echo '<script>alert("You have already voted. Thank You !!!");</script>';
 echo '<script>location.replace("trysurvey.php");</script>';
 exit();
    }
}
// set cookie
setCookie('lastpoll', $_POST['qid'], time() + 2592000);

if (isset($_POST['submit'])) {
    if (!isset($_POST['aid'])) {
  echo '<script>alert("Please select one of the available choices.");</script>';
  echo '<script>history.back(1);</script>';
    }
 else{
 
 require_once('config.php');
 
 $aid=$_POST['aid'];
 $qid=$_POST['qid'];
   
    // update vote counter
    $query = "UPDATE answers SET acount = acount + 1 WHERE aid = '$aid' AND qid = '$qid'";
    $result = mysql_query($query) or die("ERROR: $query. ".mysql_error());
 
 }
    // close connection
    mysql_close();

    // print success message    
 echo '<script>alert("Your have successfully voted.");</script>';
 echo '<script>location.replace("trysurvey.php");</script>';
}
else {
    echo '<script>alert("Unable to submit your Vote. Please try again !!!");</script>';
 echo '<script>history.back(1);</script>';
}
?>

please help... thanks in advance