lang.addLang(
	'errors_fieldsrequired', 'The following fields are required:',
	'errors_errorsoccured', 'The following errors have occurred:',
	
	'login_enterusernamepassword', 'Please enter your username and password.',
	'login_username', 'Username',
	'login_password', 'Password',
	'login_enterusernameemail', 'Please enter your username and email.',
	'login_email', 'Email',
	'login_newpasswordblank', 'New password is blank.',
	'login_confirmnewpassword', 'Confirm new password.',
	'login_enteremail', 'Please enter your email.',
	
	'search_enterkeywords', 'Enter keywords to search',
	
	'search_block_search', 'Search',
	'search_block_enterkeywords', 'Enter keywords to search',
	
	'emailtofriend_email', 'Email',
	'emailtofriend_enteremail', 'To e-mail: Please enter email.',
	'emailtofriend_entername', 'Your name: Please enter your name.',
	
	'check_errors_passwordsnotmatch', 'Passwords does not match.',
	'check_errors_passwordlength', 'Password must be greater than {0} characters.',
	'check_errors_passwordstrengthnormal', 'Password must contain characters or numbers and no spaces.',
	'check_errors_passwordstrengthstrong', 'Passwords must contain characters or numbers, at least one uppercase letter and no spaces.',
	'check_errors_passwordstrengthverystrong', 'Passwords must contain characters and numbers, uppercase characters, lowercase characters and no spaces.',
	
	'check_errors_username', 'Invalid username.',
	'check_errors_password', 'Invalid password.',
	'check_errors_email', 'Invalid email.',
	'check_errors_number', 'Invalid number.',
	'check_errors_zero', 'Cannot be zero.',
	'check_errors_percentage', 'Invalid percentage (must be between 1 and 100).',
	'check_errors_date', 'Invalid date.',
	'check_errors_dateandtimerange', 'Invalid date and range. End date and time must be greater than start date and time.',
	'check_errors_daterange', 'Invalid date range. End date must be greater than start date.',
	'check_errors_timerange', 'Invalid time range. End time must be greater than start time.',
	'check_errors_filetype', 'Invalid file type.',
	'check_errors_allfiletype', 'Invalid file type, only ',
	'check_errors_audiosfiletype', 'Invalid audio type, only ',
	'check_errors_documentssfiletype', 'Invalid document type, only ',
	'check_errors_filesfiletype', 'Invalid image type, only ',
	'check_errors_imagesfiletype', 'Invalid image type, only ',
	'check_errors_videosfiletype', 'Invalid video type, only ',
	'check_errors_mediafiletype', 'Invalid media type, only ',
	'check_errors_filetypeallowed', ' are allowed.'
);