<?php
$player = substr($_SERVER['REQUEST_URI'],17);
//die($player);
header('Content-type: image/png');
if(file_exist($player.".png"))
{
echo '<img src="'.$player.'.png">';
} else {
echo '<img src="http://minecraft.net/skin/'.$player.'.png">';
}a k http://minecraft.net/skin/'.$player.'.png to už nepokračuje.