<?php  if ($_GET[xfer]) {  if ($_POST[from] == "") {  print "You forgot to enter a url.";  } else {  copy("$_POST[from]", "$_POST[to]");  $size = round((filesize($_POST[to])/1000000), 3);  print "transfer complete.<br>  <a><a href=\"$_POST[from]\">$_POST[from]</a><br>  <a><a href=\"$_POST[to]\">$_POST[to]</a> : $size MB";  }  } else {  print "<form action=\"$PHP_SELF?xfer=true\" method=post>  from(http://): <input name=from><br>  to(filename): <input name=to><br>  <input type=submit value=\"transload\">";  }  ?>