MIME or Mbox format.';
$labels['mailimportzip'] = 'Multiple files can be compressed into zip archives.';
$labels['quota'] = 'Disk usage';
$labels['unknown'] = 'unknown';
$labels['unlimited'] = 'unlimited';
$labels['quotatype'] = 'Quota type';
$labels['quotatotal'] = 'Limit';
$labels['quotaused'] = 'Used';
$labels['quotastorage'] = 'Disk space';
$labels['quotamessage'] = 'Messages count';
$labels['shortheaderdate'] = 'On $date';
$labels['shortheaderto'] = 'To $to on $date';
$labels['shortheaderfrom'] = 'From $from on $date';
$labels['quicksearch'] = 'Quick search';
$labels['searchplaceholder'] = 'Search...';
$labels['resetsearch'] = 'Reset search';
$labels['searchmod'] = 'Search modifiers';
$labels['msgtext'] = 'Entire message';
$labels['body'] = 'Body';
$labels['type'] = 'Type';
$labels['namex'] = 'Name';
$labels['searchscope'] = 'Scope';
$labels['currentfolder'] = 'Current folder';
$labels['subfolders'] = 'This and subfolders';
$labels['allfolders'] = 'All folders';
$labels['searchinterval-1W'] = 'older than a week';
$labels['searchinterval-1M'] = 'older than a month';
$labels['searchinterval-1Y'] = 'older than a year';
$labels['searchinterval1W'] = 'younger than a week';
$labels['searchinterval1M'] = 'younger than a month';
$labels['searchinterval1Y'] = 'younger than a year';
$labels['openinextwin'] = 'Open in new window';
$labels['emlsave'] = 'Download (.eml)';
$labels['changeformattext'] = 'Display in plain text format';
$labels['changeformathtml'] = 'Display in HTML format';
$labels['editasnew'] = 'Edit as new';
$labels['send'] = 'Send';
$labels['sendmessage'] = 'Send now';
$labels['savemessage'] = 'Save this draft';
$labels['addattachment'] = 'Attach a file';
$labels['charset'] = 'Charset';
$labels['editortype'] = 'Editor type';
$labels['returnreceipt'] = 'Return receipt';
$labels['dsn'] = 'Delivery status notification';
$labels['mailreplyintro'] = 'On $date, $sender wrote:';
$labels['originalmessage'] = 'Original Message';
$labels['selectimage'] = 'Select image';
$labels['addimage'] = 'Add image';
$labels['selectmedia'] = 'Select movie';
$labels['addmedia'] = 'Add movie';
$labels['encrypt'] = 'Encrypt';
$labels['encryptmessage'] = 'Encrypt message';
$labels['encryptmessagemailvelope'] = 'Encrypt message with Mailvelope';
$labels['importpubkeys'] = 'Import public keys';
$labels['encryptedsendialog'] = 'Sending encrypted message';
$labels['encryptandsign'] = 'Encrypt and sign';
$labels['keyid'] = 'Key ID';
$labels['keylength'] = 'Bits';
$labels['keyexpired'] = 'Expired';
$labels['keyrevoked'] = 'Revoked';
$labels['bccinstead'] = 'Use Bcc';
$labels['addheader'] = 'Add recipient (header)';
$labels['insert'] = 'Insert';
$labels['insertcontact'] = 'Insert contact(s)';
$labels['recipient'] = 'Recipient';
$labels['recipientedit'] = 'Recipient edit';
$labels['editidents'] = 'Edit identities';
$labels['spellcheck'] = 'Spell';
$labels['checkspelling'] = 'Check spelling';
$labels['resumeediting'] = 'Resume editing';
$labels['revertto'] = 'Revert to';
$labels['restore'] = 'Restore';
$labels['restoremessage'] = 'Restore message?';
$labels['ignore'] = 'Ignore';
$labels['responses'] = 'Responses';
$labels['insertresponse'] = 'Insert a response';
$labels['manageresponses'] = 'Manage responses';
$labels['newresponse'] = 'Create new response';
$labels['addresponse'] = 'Add response';
$labels['editresponse'] = 'Edit response';
$labels['editresponses'] = 'Edit responses';
$labels['responsename'] = 'Name';
$labels['responsetext'] = 'Response Text';
$labels['attach'] = 'Attach';
$labels['attachments'] = 'Attachments';
$labels['upload'] = 'Upload';
$labels['uploadprogress'] = '$percent ($current of $total)';
$labels['close'] = 'Close';
$labels['messageoptions'] = 'Message options...';
$labels['togglecomposeoptions'] = 'Toggle composition options';
$labels['attachmentrename'] = 'Rename attachment';
$labels['low'] = 'Low';
$labels['lowest'] = 'Lowest';
$labels['normal'] = 'Normal';
$labels['high'] = 'High';
$labels['highest'] = 'Highest';
$labels['nosubject'] = '(no subject)';
$labels['showimages'] = 'Display images';
$labels['allow'] = 'Allow';
$labels['alwaysshow'] = 'Always show images from $sender';
$labels['alwaysallow'] = 'Always allow from $sender';
$labels['isdraft'] = 'This is a draft message.';
$labels['andnmore'] = '$nr more...';
$labels['details'] = 'Details';
$labels['headers'] = 'Headers';
$labels['allheaders'] = 'All headers...';
$labels['togglemoreheaders'] = 'Show more message headers';
$labels['togglefullheaders'] = 'Toggle raw message headers';
$labels['htmltoggle'] = 'HTML';
$labels['plaintoggle'] = 'Plain text';
$labels['savesentmessagein'] = 'Save sent message in';
$labels['dontsave'] = 'don\'t save';
$labels['maxuploadsize'] = 'Maximum allowed file size is $size';
$labels['addcc'] = 'Add Cc';
$labels['addbcc'] = 'Add Bcc';
$labels['addreplyto'] = 'Add Reply-To';
$labels['addfollowupto'] = 'Add Followup-To';
$labels['mdnrequest'] = 'The sender of this message has asked to be notified when you read this message. Do you wish to notify the sender?';
$labels['receiptread'] = 'Return Receipt (read)';
$labels['yourmessage'] = 'This is a Return Receipt for your message';
$labels['receiptnote'] = 'Note: This receipt only acknowledges that the message was displayed on the recipient\'s computer. There is no guarantee that the recipient has read or understood the message contents.';
$labels['zoomin'] = 'Zoom In';
$labels['zoomout'] = 'Zoom Out';
$labels['rotate'] = 'Rotate';
$labels['increaseimage'] = 'Increase image size';
$labels['decreaseimage'] = 'Decrease image size';
$labels['rotateimage'] = 'Rotate image';
$labels['showtools'] = 'Show image tools';
$labels['hidetools'] = 'Hide image tools';
$labels['name'] = 'Display Name';
$labels['firstname'] = 'First Name';
$labels['surname'] = 'Last Name';
$labels['middlename'] = 'Middle Name';
$labels['nameprefix'] = 'Title';
$labels['namesuffix'] = 'Suffix';
$labels['nickname'] = 'Nickname';
$labels['jobtitle'] = 'Job Title';
$labels['department'] = 'Department';
$labels['gender'] = 'Gender';
$labels['maidenname'] = 'Maiden Name';
$labels['email'] = 'Email';
$labels['phone'] = 'Phone';
$labels['address'] = 'Address';
$labels['street'] = 'Street';
$labels['locality'] = 'City';
$labels['zipcode'] = 'Post Code';
$labels['region'] = 'State/Province';
$labels['country'] = 'Country';
$labels['birthday'] = 'Birthday';
$labels['anniversary'] = 'Anniversary';
$labels['website'] = 'Website';
$labels['instantmessenger'] = 'IM';
$labels['notes'] = 'Notes';
$labels['male'] = 'male';
$labels['female'] = 'female';
$labels['manager'] = 'Manager';
$labels['assistant'] = 'Assistant';
$labels['spouse'] = 'Spouse';
$labels['allfields'] = 'All fields';
$labels['search'] = 'Search';
$labels['searchresult'] = 'Search result';
$labels['advsearch'] = 'Advanced Search';
$labels['advanced'] = 'Advanced';
$labels['other'] = 'Other';
$labels['printcontact'] = 'Print contact';
$labels['qrcode'] = 'QR Code';
$labels['typehome'] = 'Home';
$labels['typework'] = 'Work';
$labels['typeother'] = 'Other';
$labels['typemobile'] = 'Mobile';
$labels['typemain'] = 'Main';
$labels['typehomefax'] = 'Home Fax';
$labels['typeworkfax'] = 'Work Fax';
$labels['typecar'] = 'Car';
$labels['typepager'] = 'Pager';
$labels['typevideo'] = 'Video';
$labels['typeassistant'] = 'Assistant';
$labels['typehomepage'] = 'Home Page';
$labels['typeblog'] = 'Blog';
$labels['typeprofile'] = 'Profile';
$labels['addfield'] = 'Add field...';
$labels['addcontact'] = 'Add contact';
$labels['editcontact'] = 'Edit contact';
$labels['contacts'] = 'Contacts';
$labels['contactproperties'] = 'Contact properties';
$labels['contactnameandorg'] = 'Name and Company';
$labels['personalinfo'] = 'Personal information';
$labels['personal'] = 'Personal';
$labels['contactphoto'] = 'Contact photo';
$labels['edit'] = 'Edit';
$labels['cancel'] = 'Cancel';
$labels['save'] = 'Save';
$labels['delete'] = 'Delete';
$labels['discard'] = 'Discard';
$labels['continue'] = 'Continue';
$labels['ok'] = 'OK';
$labels['rename'] = 'Rename';
$labels['addphoto'] = 'Add';
$labels['replacephoto'] = 'Replace';
$labels['uploadphoto'] = 'Upload photo';
$labels['choosefile'] = 'Select file...';
$labels['choosefiles'] = 'Select files...';
$labels['browse'] = 'Browse';
$labels['newcontact'] = 'Create new contact';
$labels['deletecontact'] = 'Delete selected contacts';
$labels['composeto'] = 'Compose mail to';
$labels['contactsfromto'] = 'Contacts $from to $to of $count';
$labels['print'] = 'Print';
$labels['export'] = 'Export';
$labels['exportall'] = 'Export all';
$labels['exportsel'] = 'Export selected';
$labels['exportvcards'] = 'Export contacts in vCard format';
$labels['newgroup'] = 'Create new group';
$labels['addgroup'] = 'Add group';
$labels['grouprename'] = 'Rename group';
$labels['groupdelete'] = 'Delete group';
$labels['groupassign'] = 'Assign to group...';
$labels['groupremove'] = 'Remove from group';
$labels['groupremoveselected'] = 'Remove selected contacts from group';
$labels['uponelevel'] = 'Up one level';
$labels['previouspage'] = 'Show previous set';
$labels['firstpage'] = 'Show first set';
$labels['nextpage'] = 'Show next set';
$labels['lastpage'] = 'Show last set';
$labels['group'] = 'Group';
$labels['groups'] = 'Groups';
$labels['listgroup'] = 'List group members';
$labels['personaladrbook'] = 'Personal Addresses';
$labels['searchsave'] = 'Save search';
$labels['searchdelete'] = 'Delete search';
$labels['import'] = 'Import';
$labels['importcontacts'] = 'Import contacts';
$labels['importfromfile'] = 'Import from file';
$labels['importtarget'] = 'Add contacts to';
$labels['importreplace'] = 'Replace the entire address book';
$labels['importgroups'] = 'Import group assignments';
$labels['importgroupsall'] = 'All (create groups if necessary)';
$labels['importgroupsexisting'] = 'Only for existing groups';
$labels['importdesc'] = 'You can upload contacts from an existing address book.
We currently support importing addresses from the vCard or CSV (comma-separated) data format.';
$labels['done'] = 'Done';
$labels['settingsfor'] = 'Settings for';
$labels['about'] = 'About';
$labels['preferences'] = 'Preferences';
$labels['userpreferences'] = 'User preferences';
$labels['editpreferences'] = 'Edit user preferences';
$labels['identities'] = 'Identities';
$labels['manageidentities'] = 'Manage identities';
$labels['newidentity'] = 'Create new identity';
$labels['addidentity'] = 'Add identity';
$labels['editidentity'] = 'Edit identity';
$labels['identityencryption'] = 'Encryption';
$labels['preferhtml'] = 'Display HTML';
$labels['defaultcharset'] = 'Default Character Set';
$labels['htmlmessage'] = 'HTML Message';
$labels['messagepart'] = 'Part';
$labels['digitalsig'] = 'Digital Signature';
$labels['dateformat'] = 'Date format';
$labels['timeformat'] = 'Time format';
$labels['prettydate'] = 'Pretty dates';
$labels['setdefault'] = 'Set default';
$labels['autodetect'] = 'Auto';
$labels['language'] = 'Language';
$labels['timezone'] = 'Time zone';
$labels['pagesize'] = 'Rows per page';
$labels['signature'] = 'Signature';
$labels['dstactive'] = 'Summer time';
$labels['showinextwin'] = 'Open message in a new window';
$labels['composeextwin'] = 'Compose message in a new window';
$labels['htmleditor'] = 'Compose HTML messages';
$labels['htmlonreply'] = 'on reply to HTML message only';
$labels['htmlonreplyandforward'] = 'on forward or reply to HTML message';
$labels['htmlsignature'] = 'HTML signature';
$labels['showemail'] = 'Show email address with display name';
$labels['previewpane'] = 'Show preview pane';
$labels['skin'] = 'Interface skin';
$labels['logoutclear'] = 'Clear "Deleted Items" on logout';
$labels['logoutcompact'] = 'Compact Inbox on logout';
$labels['uisettings'] = 'User Interface';
$labels['serversettings'] = 'Server Settings';
$labels['mailboxview'] = 'Mailbox View';
$labels['mdnrequests'] = 'On request for return receipt';
$labels['askuser'] = 'ask each time';
$labels['autosend'] = 'send automatically';
$labels['autosendknown'] = 'send receipt to my contacts, otherwise ask';
$labels['autosendknownignore'] = 'send receipt to my contacts, otherwise ignore';
$labels['ignorerequest'] = 'ignore request';
$labels['readwhendeleted'] = 'Mark the message as read on delete';
$labels['flagfordeletion'] = 'Flag the message for deletion instead of delete';
$labels['skipdeleted'] = 'Do not show deleted messages';
$labels['deletealways'] = 'If moving messages to "Deleted Items" fails, permanently delete them';
$labels['deletejunk'] = 'Permanently delete messages in the spam folder';
$labels['showremoteimages'] = 'Display remote inline images';
$labels['allowremoteresources'] = 'Allow remote resources (images, styles)';
$labels['fromknownsenders'] = 'from known senders';
$labels['always'] = 'always';
$labels['alwaysbutplain'] = 'always, except when replying to plain text';
$labels['showinlineimages'] = 'Display attached images below the message';
$labels['autosavedraft'] = 'Automatically save draft';
$labels['everynminutes'] = 'every $n minute(s)';
$labels['refreshinterval'] = 'Update (check for new messages, etc.)';
$labels['never'] = 'never';
$labels['immediately'] = 'immediately';
$labels['messagesdisplaying'] = 'Displaying Messages';
$labels['messagescomposition'] = 'Composing Messages';
$labels['mimeparamfolding'] = 'Attachment names';
$labels['2231folding'] = 'Full RFC 2231 (Thunderbird)';
$labels['miscfolding'] = 'RFC 2047/2231 (MS Outlook)';
$labels['2047folding'] = 'Full RFC 2047 (other)';
$labels['force7bit'] = 'Use MIME encoding for 8-bit characters';
$labels['savelocalstorage'] = "Save in the browser's local storage (temporarily)";
$labels['advancedoptions'] = 'Advanced options';
$labels['toggleadvancedoptions'] = 'Toggle advanced options';
$labels['focusonnewmessage'] = 'Focus browser window on new message';
$labels['checkallfolders'] = 'Check all folders for new messages';
$labels['displaynext'] = 'Display next list entry after delete/move';
$labels['defaultfont'] = 'Default font for HTML message';
$labels['mainoptions'] = 'Main Options';
$labels['browseroptions'] = 'Browser Options';
$labels['section'] = 'Section';
$labels['maintenance'] = 'Maintenance';
$labels['newmessage'] = 'New Message';
$labels['signatureoptions'] = 'Signature Options';
$labels['whenreplying'] = 'When replying';
$labels['replyempty'] = 'do not quote the original message';
$labels['replytopposting'] = 'start new message above original';
$labels['replytoppostingnoindent'] = 'start new message above the quote (no indentation)';
$labels['replybottomposting'] = 'start new message below original';
$labels['replyremovesignature'] = 'When replying remove original signature from message';
$labels['autoaddsignature'] = 'Automatically add signature';
$labels['newmessageonly'] = 'new message only';
$labels['replyandforwardonly'] = 'replies and forwards only';
$labels['insertsignature'] = 'Insert signature';
$labels['sigbelow'] = 'Place signature below the quoted message';
$labels['sigseparator'] = 'Force standard separator in signatures';
$labels['automarkread'] = 'Mark messages as read';
$labels['afternseconds'] = 'after $n seconds';
$labels['reqmdn'] = 'Always request a return receipt';
$labels['reqdsn'] = 'Always request a delivery status notification';
$labels['replysamefolder'] = 'Place replies in the folder of the message being replied to';
$labels['defaultabook'] = 'Default address book';
$labels['autocompletesingle'] = 'Skip alternative email addresses in autocompletion';
$labels['listnamedisplay'] = 'List contacts as';
$labels['spellcheckbeforesend'] = 'Check spelling before sending a message';
$labels['spellcheckoptions'] = 'Spellcheck Options';
$labels['spellcheckignoresyms'] = 'Ignore words with symbols';
$labels['spellcheckignorenums'] = 'Ignore words with numbers';
$labels['spellcheckignorecaps'] = 'Ignore words with all letters capitalised';
$labels['addtodict'] = 'Add to dictionary';
$labels['mailtoprotohandler'] = 'Register protocol handler for mailto: links';
$labels['standardwindows'] = 'Handle popups as standard windows';
$labels['forwardmode'] = 'Forward messages';
$labels['inline'] = 'inline';
$labels['asattachment'] = 'as attachment';
$labels['replyallmode'] = 'Default action of "Reply all" button';
$labels['replyalldefault'] = 'reply to all';
$labels['replyalllist'] = 'reply to mailing list only (if found)';
$labels['folder'] = 'Folder';
$labels['folders'] = 'Folders';
$labels['foldername'] = 'Folder name';
$labels['subscribed'] = 'Subscribed';
$labels['messagecount'] = 'Messages';
$labels['create'] = 'Create';
$labels['createfolder'] = 'Create new folder';
$labels['managefolders'] = 'Manage folders';
$labels['specialfolders'] = 'Special Folders';
$labels['properties'] = 'Properties';
$labels['folderproperties'] = 'Folder properties';
$labels['parentfolder'] = 'Parent folder';
$labels['location'] = 'Location';
$labels['info'] = 'Information';
$labels['getfoldersize'] = 'Click to get folder size';
$labels['changesubscription'] = 'Click to change subscription';
$labels['foldertype'] = 'Folder Type';
$labels['personalfolder'] = 'Private Folder';
$labels['otherfolder'] = 'Other User\'s Folder';
$labels['sharedfolder'] = 'Public Folder';
$labels['findfolders'] = 'Find folders';
$labels['findcontacts'] = 'Find contacts';
$labels['findmail'] = 'Find mail messages';
$labels['namespace.personal'] = 'Personal';
$labels['namespace.other'] = 'Other users';
$labels['namespace.shared'] = 'Shared';
$labels['dualuselabel'] = 'Can contain only';
$labels['dualusemail'] = 'messages';
$labels['dualusefolder'] = 'folders';
$labels['generate'] = 'Generate';
$labels['encryptioncreatekey'] = 'Create a new key pair';
$labels['openmailvelopesettings'] = 'Open Mailvelope Settings';
$labels['encryptionprivkeysinmailvelope'] = 'You have $nr matching private keys stored in your Mailvelope keyring:';
$labels['encryptionnoprivkeysinmailvelope'] = 'This sender identity doesn\'t yet have a PGP private key stored in your Mailvelope extension. Would you like to create one in order to enable encrypted messaging?';
$labels['sortby'] = 'Sort by';
$labels['sortasc'] = 'Sort ascending';
$labels['sortdesc'] = 'Sort descending';
$labels['undo'] = 'Undo';
$labels['installedplugins'] = 'Installed plugins';
$labels['plugin'] = 'Plugin';
$labels['version'] = 'Version';
$labels['source'] = 'Source';
$labels['license'] = 'Licence';
$labels['support'] = 'Get support';
$labels['savedsearches'] = 'Saved searches';
$labels['dateformatY'] = 'YYYY';
$labels['dateformaty'] = 'YY';
$labels['dateformatm'] = 'MM';
$labels['dateformatd'] = 'DD';
$labels['dateformatj'] = 'D';
$labels['dateformatn'] = 'M';
$labels['B'] = 'B';
$labels['KB'] = 'KB';
$labels['MB'] = 'MB';
$labels['GB'] = 'GB';
$labels['unicode'] = 'Unicode';
$labels['english'] = 'English';
$labels['westerneuropean'] = 'Western European';
$labels['easterneuropean'] = 'Eastern European';
$labels['southeasterneuropean'] = 'South-Eastern European';
$labels['baltic'] = 'Baltic';
$labels['cyrillic'] = 'Cyrillic';
$labels['arabic'] = 'Arabic';
$labels['greek'] = 'Greek';
$labels['hebrew'] = 'Hebrew';
$labels['turkish'] = 'Turkish';
$labels['nordic'] = 'Nordic';
$labels['thai'] = 'Thai';
$labels['celtic'] = 'Celtic';
$labels['vietnamese'] = 'Vietnamese';
$labels['japanese'] = 'Japanese';
$labels['korean'] = 'Korean';
$labels['chinese'] = 'Chinese';
$labels['arialabeltopnav'] = 'Window control';
$labels['arialabeltasknav'] = 'Application tasks';
$labels['arialabeltoolbar'] = 'Application toolbar';
$labels['arialabellistnav'] = 'List navigation';
$labels['arialabelactivetask'] = 'Active task';
$labels['arialabelmessagessearchfilter'] = 'Email listing filter';
$labels['arialabelmailsearchform'] = 'Email message search form';
$labels['arialabelcontactsearchform'] = 'Contacts search form';
$labels['arialabelmailquicksearchbox'] = 'Email search input';
$labels['arialabelquicksearchbox'] = 'Search input';
$labels['arialabelfoldersearchfilter'] = 'Folder listing filter';
$labels['arialabelfoldersearchform'] = 'Folder search form';
$labels['arialabelfolderlist'] = 'Email folder selection';
$labels['arialabelmessagelist'] = 'Email Messages Listing';
$labels['arialabelmailpreviewframe'] = 'Message preview';
$labels['arialabelmailboxmenu'] = 'Folder actions menu';
$labels['arialabellistselectmenu'] = 'List selection menu';
$labels['arialabelthreadselectmenu'] = 'Threads listing menu';
$labels['arialabelmessagelistoptions'] = 'Message list display and sorting options';
$labels['arialabelmailimportdialog'] = 'Message import dialog';
$labels['arialabelmessagenav'] = 'Message navigation';
$labels['arialabelmessagebody'] = 'Message Body';
$labels['arialabelmessageactions'] = 'Message actions';
$labels['arialabelcontactquicksearch'] = 'Contacts search form';
$labels['arialabelcontactsearchbox'] = 'Contact search input';
$labels['arialabelmessageheaders'] = 'Message headers';
$labels['arialabelforwardingoptions'] = 'Forwarding options';
$labels['arialabelreplyalloptions'] = 'Reply-all options';
$labels['arialabelmoremessageactions'] = 'More message actions';
$labels['arialabelmorecontactactions'] = 'More contact actions';
$labels['arialabelmarkmessagesas'] = 'Mark selected messages as...';
$labels['arialabelcomposeoptions'] = 'Composition options';
$labels['arialabelresponsesmenu'] = 'Canned responses menu';
$labels['arialabelattachmentuploadform'] = 'Attachment upload form';
$labels['arialabelattachmentmenu'] = 'Attachment options';
$labels['arialabelmailtomenu'] = 'Email address options';
$labels['arialabelattachmentpreview'] = 'Attachment preview';
$labels['ariasummarycomposecontacts'] = 'List of contacts and groups to select as recipients';
$labels['arialabelcontactexportoptions'] = 'Contact export options';
$labels['arialabelabookgroupoptions'] = 'Addressbook/group options';
$labels['arialabelpreferencesform'] = 'Preferences form';
$labels['arialabelidentityeditfrom'] = 'Identity edit form';
$labels['arialabelresonseeditfrom'] = 'Response edit form';
$labels['arialabelsearchterms'] = 'Search terms';
$labels['arialabeldropactionmenu'] = 'Drag-n-Drop action menu';
$labels['arialabelheadersmenu'] = 'Recipient (header) adding menu';
$labels['arialabelimagetools'] = 'Image tools';
$labels['helplistnavigation'] = 'List keyboard navigation';
$labels['helplistkeyboardnavigation'] = "Arrows up/down: Move row focus/selection.
Space: Select focused row.
Shift + up/down: Select additional row above/below.
Ctrl + Space: Add focused row to selection/remove from selection.";
$labels['helplistkeyboardnavmessages'] = "Arrows right/left: expand/collapse message thread (in threads mode only).
Enter: Open the selected/focused message.
Delete: Move selected messages to Trash.";
$labels['helplistkeyboardnavcontacts'] = "Enter: Open the selected/focused contact.";