ciao sono giuste queste righe? Perchè mi funziona solo l'upload delle immagini
$HTTP_POST_FILES['file1']['type'] != "image/gif" AND
$HTTP_POST_FILES['file1']['type'] !="image/jpeg" AND
$HTTP_POST_FILES['file1']['type'] !="image/png" AND
$HTTP_POST_FILES['file1']['type'] !="application/pdf" AND
$HTTP_POST_FILES['file1']['type'] !="application/doc" AND
$HTTP_POST_FILES['file1']['type'] !="application/docx" AND
$HTTP_POST_FILES['file1']['type'] !="application/xls" AND
$HTTP_POST_FILES['file1']['type'] !="application/xlsx" AND
$HTTP_POST_FILES['file1']['type'] !="application/rtf" AND
$HTTP_POST_FILES['file1']['type'] !="application/txt