Dogecoin faucet script v1.1.1

DOGE in faucet:
<?php
//Made by smiba - Feel free to ask support on reddit from me... But no promises, please use google since that is your best friend!
//Make your SQL database like this: http://screenshots.bartstuff.eu/1387003406-Z14wbpSuaCIvNP9VvV2R.png
$version = "1.1.1";
require_once 'jsonRPCClient.php'; //Get this from http://jsonrpcphp.org/?page=download&lang=en - the light is good enough
require_once 'recaptchalib.php'; //Get this from ReCapcha's website
$publickey = ""; //ReCAPCHA Public key here
$privatekey = ""; //ReCAPCHA Private key here
$doge = new jsonRPCClient('http://dogecoinrpc:RPCKEY@127.0.0.1:22555/');
print_r($doge->getbalance(""));
echo "</b> - Please donate:".$doge->getaccountaddress("")."<br /><font size='2'>Set text here or something</font><br />";

$username = $_POST['address'];
$ip = $_SERVER['REMOTE_ADDR'];
if(!empty($_POST['address'])) {
    if($doge->getbalance("") < 10){
        echo "Dry faucet, please donate";
    }else{
        $check = $doge->validateaddress($username); //Make sure the text enterend is a doge address
        if($check["isvalid"] == 1){
                $resp = recaptcha_check_answer($privatekey, $_SERVER["REMOTE_ADDR"], $_POST["recaptcha_challenge_field"], $_POST["recaptcha_response_field"]);
        if ($resp->is_valid) {
                            mysql_connect("127.0.0.1", "USERNAME", "PASSWORD")or die("cannot connect to server - Sorry");
                            mysql_select_db("dogecoin")or die("cannot select DB");
                            $time=time();
                            $time_check=$time-43200; //Users can re-get doge every 8 hours (43200 seconds)
                            $sql4="DELETE FROM users WHERE time<$time_check";
                            $result4=mysql_query($sql4);
                            $sql=sprintf("SELECT * FROM users WHERE address='%s' OR ip='$ip'",
                            mysql_real_escape_string($username));
                            $result=mysql_query($sql);
                        $count=mysql_num_rows($result);
                            if($count=="0"){
                                    $amount = rand(1,5);
                                    $sql1=sprintf("INSERT INTO users(address, time, ip,amount)VALUES('%s', '$time', '$ip', '$amount')",
                                    mysql_real_escape_string($username));
                                    $result1=mysql_query($sql1);
                                    $doge->sendfrom("", $username, $amount);
                                    echo "You've got ";
                                    echo $amount;
                                    echo " DOGE!";
                            }else{
                                    echo "Much request, plz wait. You can get new DOGE every 12 hours!";
                            }
            }else{
                echo "reCAPTCHA invalid!";
            }

        }
    }
}
echo '<br /><form Name = "getcoin" Method = "POST" ACTION = "doge2.php"><INPUT TYPE = "text" VALUE = "" NAME = "address" /><INPUT TYPE = "submit" Name = "submit" VALUE = "Send" />';
echo recaptcha_get_html($publickey); ?>
</form>
<br/>

</table><p><font size="2">faucet base coded by smiba from doges.org - version <?php echo $version; //Do not remove the base coded by ?></font></p>