php dos by exe

<?php
$ip = $_SERVER['REMOTE_ADDR'];
?>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>

<head>
    <meta http-equiv="content-type" content="text/html; charset=iso-8859-1">
    <meta name="author" content="">

    <title>PHP DoS, Coded by EXE</title>
</head>
<!-- PHP DOS, coded by EXE -->
<style type="text/css">
<!--
body {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 12px;
    font-style: normal;
    line-height: normal;
    color: #FFFFFF;
    background-color: #000000;
}


-->
</style>
<!-- PHP DOS, coded by EXE -->
<body>
<center><br><br>
<img src="main.jpg"><br>
<b>Your IP:</b> <font color="red"><?php echo $ip; ?></font>&nbsp;(Don't DoS yourself nub)<br><br>
<form name="input" action="php-dos-function.php" method="post">
IP:
<input type="text" name="ip" size="15" maxlength="15" class="main" value = "0.0.0.0" onblur = "if ( this.value=='' ) this.value = '0.0.0.0';" onfocus = " if ( this.value == '0.0.0.0' ) this.value = '';">
&nbsp;&nbsp;&nbsp;&nbsp;Time:
<input type="text" name="time" size="14" maxlength="20" class="main" value = "time (in seconds)" onblur = "if ( this.value=='' ) this.value = 'time (in seconds)';" onfocus = " if ( this.value == 'time (in seconds)' ) this.value = '';">
&nbsp;&nbsp;&nbsp;&nbsp;Port:
<input type="text" name="port" size="5" maxlength="5" class="main" value = "port" onblur = "if ( this.value=='' ) this.value = 'port';" onfocus = " if ( this.value == 'port' ) this.value = '';">
<br><br>
<input type="submit" value="    Start the Attack--->    ">
<br><br>
<center>
After initiating the DoS attack, please wait while the browser loads.
</center>

</form>
</center>
<!-- PHP DOS, coded by EXE -->
</body>
</html>