ok cosi sembra andare

codice:
<?php
$evento = $_GET['evento'];
$query="SELECT * FROM gallery WHERE evento = '$evento'";
$result=mysql_query($query, $conn) or die(mysql_error());
while($row=mysql_fetch_array($result)) {
  if(file_exists("../../images/galley/$row_Recordset1[foto]")){
  unlink("../../images/galley/$row_Recordset1[foto]");
}
}
$deleteSQL = "DELETE FROM gallery WHERE evento = '$evento'";
$result=mysql_query($deleteSQL, $conn) or die(mysql_error());
$deleteEVENTO = "DELETE FROM eventi WHERE id = '$evento'";
$result1=mysql_query($deleteEVENTO, $conn) or die(mysql_error());
?>