New features, changes and fixes in Version 11.3:

    • Fix: Tile Tab command on tab context menu tiled above/left in the opposite direction. Fixed.
    • Fix: Tile Tab command on tab context menu tiled blank tab when tiling selected tab. Fixed.
    • Fix: Tile Tab command on tab context menu in parent window was not disabled. Fixed.

New features, changes and fixes in Version 11.2:

    • Fix: Tried to create a tab context menu which is not supported on Chrome. Fixed.

New features, changes and fixes in Version 11.1:

    • New: Layouts can be created using multiple tab selections (Chrome & Firefox 63+).
    • New: Layouts can be created using 'Tile Tab' menu item on tab context menu (Firefox).
    • New: Option to assign tabs from left of selected tab instead of from right.

    • Chg: Tabs are now always assigned in left to right order across the tab bar.
    • Chg: Simplified code for removal of Tile Tab context submenus.
    • Chg: Simplified code for assigning tabs to tiles.

    • Fix: Disabling of selected tab in Tile Tab context submenus was not being updated. Fixed.
    • Fix: Tile Tab context menus were being updated when any frame in page loaded. Fixed.
    • Fix: Menu create/remove error messages appeared in console due to CPU overload. Fixed.
    • Fix: Pending tabs were not assigned to new layouts after reloading previous session. Fixed

New features, changes and fixes in Version 11.0:

    • New: Tile Tab menu command can now be used to create a new tiled layout.

    • Chg: Styling of Tile Tabs WE toolbar button icon has been improved.

New features, changes and fixes in Version 10.1:

    • New: Option to automatically close existing tabs tiled by New Layout when layout closed.

    • Fix: Trailing '/' in custom default page URL was not handled correctly. Fixed.

New features, changes and fixes in Version 10.0:

    • New: Shortcuts tab added to Options dialog for configuration of keyboard shortcuts (Firefox 60+).
    • New: Reset All button added to Options dialog to reset all options to initial default settings.

    • Chg: Internally changed naming of context menu commands and keyboard shortcuts.

    • Fix: browser_style property was missing from browser_action entry in manifest (Firefox). Fixed.

New features, changes and fixes in Version 9.2:

    • New: Option to reload pages in tiled tabs during Refresh Layout.

New features, changes and fixes in Version 9.1:

    • Chg: Toggle Toolbars and Toggle All Toolbars menu commands combined in submenu.

    • Chg: Tile Tab menu command moved onto main section of right-click button menu.

    • Fix: Closing tile by clicking on close(X) button did not resize adjacent tiles. Fixed.

New features, changes and fixes in Version 9.0:

    • New: Tile Tab menu command implemented to allow fast tiling of tabs from non-tiled windows.

    • Chg: Tab that is generated to keep open parent window is now titled Tile Tabs WE Keep Open.

    • Fix: When adding tile to layout the new tile was initially incorrectly positioned. Fixed.

New features, changes and fixes in Version 8.0:

    • New: Multiple layouts can now be created simultaneously with one layout per parent window.
    • New: Tiles in different layouts will have different color badges when muliple layouts are open.

    • Fix: Tiles were not optimally sized when layout was opened from smaller parent window. Fixed.

New features, changes and fixes in Version 7.3:

    • New: Default layout can now be specified as any predefined layout or saved layout.

    • Fix: Inspect Tile menu item was not disabled when there was no tiled layout. Fixed.
    • Fix: Tiles in saved layouts were not displayed if the primary tab was about:newtab. Fixed.
    • Fix: Delete/Default/Open/Save Layout windows were not tall enough to show 10 layouts. Fixed.
    • Fix: Window size incorrectly reinstated if last window closed was Delete/Default/Open/Save Layout. Fixed.

New features, changes and fixes in Version 7.2:

    • New: Hiding or closing layout now reinstates pinned states of tabs in parent window.

    • Chg: Further simplification of code to remove all unnecessary delay timers.
    • Chg: Minor improvements to internal data structures to support pinned states.

    • Fix: Saved layout names were spuriously prefixed with 'new'. Fixed.
    • Fix: Trying to set icon/title/badge on closed tabs caused console error messages. Fixed.

New features, changes and fixes in Version 7.1:

    • New: 'All Tabs - Vertical' & 'All Tabs - Horizontal' added to New Layout submenu.
    • New: 'All Tabs - Vertical Grid' & 'All Tabs - Horizontal Grid' added to New Layout submenu.

    • Chg: '6 Tabs - Horizontal Grid' layout changed to create three rows instead of two rows.
    • Chg: Tabs created by user are now closed when layout is hidden instead of when closed.
    • Chg: Source code reorganized and further documented to improve maintainability.

    • Fix: Tabs generated by Tile Tabs WE were not always closed when layout was hidden. Fixed.
    • Fix: Styling of Quick Menu was overridden by style sheets on some web pages. Fixed.
    • Fix: 'Open/Save/Delete/Default Layout' popup windows were incorrectly sized (FF60). Fixed.

New features, changes and fixes in Version 7.0:

    • New: Maximized parent window now supported on secondary monitors.
    • New: Button menu commands: Toggle All Toolbars and Expand/Contract Tile.
    • New: Context menu commands: Toggle All Toolbars and Expand/Contract Tile.
    • New: Quick menu commands: Toggle All Toolbars, Add Tile, Remove Tile and Expand/Contract Tile.
    • New: Options dialog now has two tabs for 'General' options and 'Page Settings' options.
    • New: Option to set Alt+Shift+Right shortcut to Toggle All Bars.
    • New: Option to automatically close tabs created by user in tiles.
    • New: Option to set other (left/right/bottom) margins for tiles without toolbars.
    • New: Option to make adjustment to margins if parent window maximized.
    • New: Options to set default page as browser new tab page or Tile Tabs WE blank page.

    • Chg: Redesigned, rationalized and optimized code.
    • Chg: Tree of Tile objects representing layout now uses logical coordinates.
    • Chg: Creating windows and moving tabs now concurrent instead of sequential.
    • Chg: Button menu simplified to provide easier access to commands.
    • Chg: Context menu sub-menus flattened to provide faster access to commands.
    • Chg: Quick menu icon moved to bottom-right corner of page so always in the same place.
    • Chg: Maximized parent window temporarily converted to normal window when layout created.
    • Chg: Required Firefox minimum version is now Firefox 53.

    • Fix: chrome.tabs.onUpdated listener caused tabId's to change with Firefox 57+. Fixed.
    • Fix: Changing tabId's prevented reshowing layout after layout was hidden. Fixed.
    • Fix: Automatically closing tabs did not work if layout was hidden and reshown. Fixed.
    • Fix: Margins for tiles were not correctly initialized for Linux or Mac OS X. Fixed.
    • Fix: Reinstating browser window size did not work correctly for maximized window. Fixed.
    • Fix: Updating icon/title/badge when closing layouts caused invalid tab id messages. Fixed.
    • Fix: Background script did not check for errors when sending messages to tab content scripts. Fixed.

New features, changes and fixes in Version 6.5:

    • New: Direct access to Options dialog when clicking Options button in Add-ons Manager.

    • Fix: Open Links select drop-down in Options dialog did not remember setting. Fixed.

New features, changes and fixes in Version 6.4:

    • New: Sync Scroll toggle menu item on Quick Menu.
    • New: Option to show/hide the Tile Tabs WE submenu on context menu.

    • Chg: Changed keyboard shortcuts to Control+Shift+ArrowKey for Mac OS X.
    • Chg: Improved detection of browser type and operating system platform.
    • Chg: Improved appearance and usability of Options dialog.
    • Chg: Removed Show new button menu and context menu option.
    • Chg: Changed Open Links option from radio buttons to drop-down list.
    • Chg: Changed Firefox compatibility to Firefox 51 or later.

    • Fix: Character set declarations were not within first 1024 bytes. Fixed.
    • Fix: Firefox started with small window if last closed window was tile or dialog. Fixed

New features, changes and fixes in Version 6.3:

    • Chg: Added separator to Manage Tiles submenu.
    • Chg: Improved method used to initialize option settings.
    • Chg: Improved layout of radio/checkbox/number input controls in Options dialog (Firefox 55+).

New features, changes and fixes in Version 6.2:

    • New: Menus restructured so that toolbar button menu can access all menu items.
    • New: Option to show new-style or old-style button menu and context menu.

    • Fix: Default Layout dialog could not reset default layout to original default layout. Fixed.

New features, changes and fixes in Version 6.1:

    • New: Page scroll positions now remembered/reinstated when saving/opening layouts.

    • Fix: Toolbar button badge background color sometimes showed default red after opening layout. Fixed.

New features, changes and fixes in Version 6.0:

    • New: Quick access menu icon is shown in top-left corner of page content in all tiles.
    • New: Toggle Toolbars command now toggles toolbars in individual tiles instead of all tiles.
    • New: Toolbar toggle states are remembered/restored when saving/opening layouts.
    • New: Option to show/hide quick access menu icon in all tiles.
    • New: Option to show/hide toolbars when opening new layout or adding new tile.

    • Chg: Ctrl+Click on Tile Tabs WE button feature removed.
    • Chg: Mouse Refresh feature and option removed.

    • Fix: Tile Tabs WE button badge and event listeners were incorrectly set in parent window. Fixed.
    • Fix: Hide/Close Layout did not always return tabs to parent window in correct order. Fixed.
    • Fix: Toggling from popup window to normal window did not close the popup window (Firefox). Fixed.
    • Fix: Tabs created by Open layout were auto-closed by Hide Layout rather than Close Layout. Fixed.
    • Fix: Contents of Save/Open/Delete/Default Layout dialogs were sometimes opened zoomed. Fixed.
    • Fix: Clicking on close (x) button of one of last two tiles did not close layout. Fixed.
    • Fix: Opening links in next/previous tile also opened links in the original tile. Fixed.

New features, changes and fixes in Version 5.1:

    • New: Ctrl+Click on Tile Tabs WE button closes tiled layout (if content focused).

    • Fix: Creating new layout did not work (Firefox 52.0). Fixed.
    • Fix: Errors appeared in console when sending messages to tabs (Firefox). Fixed.

New features, changes and fixes in Version 1.0:

    • New: First release of Tile Tabs WE.