php ..HOw to make this script work and download all images to local server /?

[hollo]

<?php
session_start();
$_SESSION['count']=0;
?>
<link href="../../client/style.css" rel="stylesheet" type="text/css">
<center>
<h2>Google Image Leecher</h2>
Coder: <b>o0DarkEvil0o</b>
<form action="./" method="POST">
<table width="600">
<tr>
<td width="400" align="center">
Search For
</td>
<td width="100" align="center">
Max width
</td>
<td width="100" align="center">
Max height
</td>
<td width="100" align="center">
Min width
</td>
<td width="100" align="center">
Min height
</td>
</tr>
<tr>
<td width="400">
<input type="text" maxlength="40" size="40" name="res" value="<? echo $_POST['res'];?>">
</td>
<td width="100">
<input type="text" maxlength="5" size="10" name="mxw" value="<? echo $_POST['mxw'];?>">
</td>
<td width="100">
<input type="text" maxlength="5" size="10" name="mxh" value="<? echo $_POST['mxh'];?>">
</td>
<td width="100">
<input type="text" maxlength="5" size="10" name="mnw" value="<? echo $_POST['mnw'];?>">
</td>
<td width="100">
<input type="text" maxlength="5" size="10" name="mnh" value="<? echo $_POST['mnh'];?>">
</td>
</tr>
</table>

<input type="submit" value="Leech Now">
</form>
<hr width="600">
<table width="900">
<tr>
<td width="700" align="center"><b>Image Link</b></td>
<td width="100" align="left"><b>Dimesion</b></td>
<td width="100" align="left"><b>Image Size</b></td>
</tr>

<?

ini_set('max_execution_time',0);
ini_set('time_limit',0);
ini_set('memory_limit',-1);

$linkarr=array
(
'http://images.google.com/images?q=',
'&imgsz=medium|large|xlarge&ndsp=20&svnum=100&hl=en&start=',
'&sa=N'
);
$searcharr=array
(
'dyn.Img(',
');dyn.updateStatus();//-->'
);
$s2=array('<span id=maxLimit>','</span>');

function getResult($str,$hash)
{
$p=array();
$p[0]=strpos($str,$hash[0]);
$p[1]=strpos($str,$hash[1],$p[0]);
return substr($str,$p[0],$p[1]-$p[0]);
}

function CutLink($Link, $Count)
{
if($Link=='')return 'Truy C?p tr?c ti?p';
if(substr($Link,0,7)!='http://')$Link='http://'.$Link;
$Link=str_replace('index.php','', $Link);
$Len=strlen($Link);
$Link1=$Link;
if($Len>$Count)$Link1= substr($Link, 0, $Count-3).'...';
return '<a href="'.$Link.'" target="_blank" '.$style.' onmouseover="Tip(\''.$Link.'\')">'.$Link1.'</a>';
}

function Dr_Row($link, $dimesion, $size)
{
$str ='<tr>';
$str.='<td align="left"><a href="'.$link.'">'.CutLink($link, 100).'</a></td>';
$str.='<td>'.$dimesion.'</td>';
$str.='<td>'.$size.'</td>';
$str.='</tr>';
return $str;
}

$searchstring=$_POST['res'];
iF($searchstring=='')die();
?>
<div align="center" id="status">Leeching <b>[<?=$searchstring;?>]</b>...</div>
<?
$searchstring=str_replace(' ','+',$searchstring);
for($k=0;$k<10000;$k++)
{
$link=$linkarr[0].$searchstring.$linkarr[1].($k*20).$linkarr[2];

$content=file_get_contents($link);
$maxres=strip_tags(getResult($content,$s2));
$maxres=str_replace(',','',$maxres);
$maxres=intval($maxres);
if($maxres/20<$k) die('<script>do