change mood

[brand]

hi there good coders i am trying to create a tool to change ppls moods

i have done this

if ($action=="upwd")
{
$npwd = $_POST["npwd"];
if((strlen($npwd)<4) || (strlen($npwd)>20))
{
echo "<img src=\"../phpThumb/phpThumb.php?src=../images/notok.gif\" alt=\"x\"/>password should be between 4 and 15 letters only<br/>";
}else{
$pwd = md5($npwd);
$res = mysql_query("UPDATE users SET mood WHERE id='".$who."'");
if($res)
{
echo "<img src=\"../phpThumb/phpThumb.php?src=../images/ok.gif\" alt=\"o\"/>password was updated successfully<br/>";
}else{
echo "<img src=\"../phpThumb/phpThumb.php?src=../images/notok.gif\" alt=\"x\"/>Error updating password<br/>";
}
}

also i dont now what to put in this for it to work

<form action=\"edituser.php?action=chmood&amp;sid=$sid&amp;who=$who\" method=\"post\">
Change Mood: <input name=\"chmood\" style=\"-wap-input-format: '*x'\" maxlength=\"15\"/><br/>
<input type=\"Submit\" Name=\"Submit\" Value=\"Change\"></form>

now i now this is for password which i am trying to change to mood but having problems on what to put for it to work i am trying to get this to work on wapdesire v_2


thanks to any one that can help me sort this out

[brand]

sorted now please close this post thanks