how to upload media files ?

$Config['AllowedExtensions']['Media']   = array('aiff', 'asf', 'avi', 'bmp', 'fla', 'flv', 'gif', 'jpeg', 'jpg', 'mid', 'mov', 'mp3', 'mp4', 'mpc', 'mpeg', 'mpg', 'png', 'qt', 'ram', 'rm', 'rmi', 'rmvb', 'swf', 'tif', 'tiff', 'wav', 'wma', 'wmv') ;
$Config['DeniedExtensions']['Media']   = array() ;
$Config['FileTypesPath']['Media']      = $Config['UserFilesPath'] . 'media/' ;
$Config['FileTypesAbsolutePath']['Media']= ($Config['UserFilesAbsolutePath'] == '') ? '' : $Config['UserFilesAbsolutePath'].'media/' ;
$Config['QuickUploadPath']['Media']      = $Config['UserFilesPath'] ;
$Config['QuickUploadAbsolutePath']['Media']= $Config['UserFilesAbsolutePath'] ;