<?php
function rand_logos($patch = "pic/logos/")
{
if(!$dir = opendir($patch)) return "Это не директория";
while(($t = readdir($dir)) !== false)
{
$ext = substr(strrchr($t,'.'), 1);
if(is_file($t) && ($ext == "gif") || ($ext == "jpg") || ($ext == "png"))
{
$filename[] = $patch."/".$t;
}
}
closedir($dir);
$index = rand(0, count($filename) - 1);
$foto = "<img src=".$filename[$index].">";
return $foto;
}
echo rand_logos();
?>