correct some errors in script

we need to correct some errors in script (cinemavod) ,Located on the site. errors script: 1- eeror in login admin aera. 2- eeror in addition preview (.flv). 3- eeror in send mail from admin to customers. 4- eeror in edit details customers. 5- eeror in backup databese. 6- eeror in index graphics. 7- pictures not apper in admin aera. 8- can't delete actors. website [login to view URL] admin [login to view URL] user:admin pass:cinema after login move to error page change link to [login to view URL]