my site is totally down – and GoDaddy can’t help

please help – my sent went down as I was adding some new plug-ins and making changes to my theme – Any advice on fixing this would be great – I have no idea where to start – The following is the error code that I got:

Warning: include_once(services.php) [function.include-once]: failed to open stream: No such file or directory in /home/content/22/4659122/html/wp-content/plugins/add-to-any/add-to-any.php on line 45

Warning: include_once() [function.include]: Failed opening ‘services.php’ for inclusion (include_path=’.:/usr/local/php5/lib/php’) in /home/content/22/4659122/html/wp-content/plugins/add-to-any/add-to-any.php on line 45

Warning: Cannot modify header information – headers already sent by (output started at /home/content/22/4659122/html/wp-content/plugins/add-to-any/add-to-any.php:45) in /home/content/22/4659122/html/wp-includes/pluggable.php on line 865