<?php
$host="127.0.0.1";
$port="3308";
$user="user";
$password="pass";
$dbc="trinity_char";

$chr = mysql_connect("$host:$port", "$user", "$pass", True);
mysql_selectdb("$dbc", $chr);
$guid = $_POST['guid'];
if($chr)
$name = mysql_query("SELECT name FROM characters WHERE guid=$guid");
else
$name = "error";

echo "
<script type=\"text/javascript\">
function isAlphaNumeric(value)
{
if (value.match(/^[0-9]+$/))
return true;
return false;
}
function checkform(f)
{
if (f.guid.value == \"\")
{
alert(\"Введите guid\");
return false;
}
if (!isAlphaNumeric(f.guid.value))
{
alert(\"Запрещенные символы в guid\");
return false;
}
}
</script>";

echo "

<font color=#00CC00>
</font><br><br>
<center>
<form method=post action=index.php?id=lol onsubmit=\"return checkform(this)\">
<table>
<center>
<tr>
<td colspan=2 style=\"text-align: center;\">$name</td>
</tr>
<tr>
</tr><td><b>*GUID:</b></td>
<td><input type=text name=guid maxlength=10></td>
</tr>
<center>
<tr>
<td colspan=2 style=\"text-align: center;\"><br><input type=submit value=Узнать ник></td>
</tr>
</table>
</form></center>";

?>