ASP.NET Splitter - ChangeLog

November 10, 2011
  • Version 2.3.15
  • Improved support of MS AJAX.

June 2, 2011
  • Version 2.3.14
  • Improved support for all IE versions.

August 6, 2008
  • Version 2.3.11
  • Remember scroll position works with iframe objects.
  • Improved support for Firefox.

July 8, 2008
  • Version 2.3.10
  • loadPage client method is working correctly in Firefox.

May 20, 2008
  • Version 2.3.9
  • Refresh client method improvement.

May 15, 2008
  • Version 2.3.8
  • loadPage client method works better in Firefox browser.

January 3, 2008

December 20, 2007
  • Version 2.3.6
  • Add support for fixed panels collapse/expand.
  • Fixed panels feature works better.

August 16, 2007
  • Version 2.3.5
  • Improved collapse/expand panels feature.

August 14, 2007
  • Version 2.3.4
  • Control memory leak is removed.
  • "PanelResizable" feature was completely redone for better performance.
  • Works better in Opera and Safari browsers.

July 25, 2007

July 23, 2007
  • Version 2.3.2
  • Control works better with Microsoft ASP.NET AJAX

July 5, 2007
  • Version 2.3.1
  • Performance improvement over collapsing splitter panels feature.

May 16, 2007
  • Version 2.3.0
  • Nested splitters behave correctly when collapsing.
  • New server properties to set the collapse image tool tip text (CollapseLeftTooltip, CollapseRightTooltip, etc.)

May 15, 2007
  • Version 2.2.5
  • Collapsing panels and URL property works together.
  • Improved compatibility with ASP.NET Flyout control

May 2, 2007
  • Version 2.2.4
  • Method 'GetWindow' works in Safari browser.

April 27, 2007
  • Version 2.2.3
  • Scroll synchronization and remember scroll position features works better.

March 23, 2007
  • Version 2.2.2
  • Works with Microsoft ASP.NET AJAX
  • Improved support for nested horizontal splitters.

March 12, 2007
  • Version 2.2.1
  • LiveResize splitter resize type
  • New client methods: Refresh, GetWindow, ob_spl_isElementInsideSplitter, ob_spl_isElementInsideSplitterContainer, ob_spl_elementGetPosition
  • Splitter loads correctly when ColapsePanel feature is used.
  • Control works better in Opera and Safari.

January 19, 2007
  • Version 2.1.1
  • Anchor links inside the splitter panels now works in Internet Explorer browser.
  • Header and Footer panels visibility fix when asp.net variables (<%=someVariable%>) were used.
  • Vertical splitter collapse panel feature works better in Safari browser.

January 03, 2007
  • Version 2.0.12
  • Scroll synchronization across left and right panel contents.
  • RememberScrollPosition - panels remember their scroll position after postback.
  • Collapsing panels.
  • Move splitter separator by any amount to any direction.
  • GetPanelSize - get any panel sizes (width, height).
  • New server properties for defining panel default, min and max sizes, now available for both panels.
  • Client properties also for WidthRightMin, WidthRightMax, HeightBottomMin, HeightBottomMax.
  • ob_spl_OnSplitterResize - splitter client side resize event.
  • More features examples, available in C# and VB.NET, with code behind and without code behind.

October 23, 2006
  • Version 2.0.11
  • PanelResizable - specifies which panel of the splitter will be resizable in case of window resizing.
  • GetDocument(panel) - get the document element inside the specified panel.
  • Client properties for WidthLeftMin, WidthLeftMax, HeightTopMin, HeightTopMax.

October 6, 2006
  • Version 2.0.10
  • Support for .NET 2.0
  • Two horizontally split resizable panels.
  • Optional Header and Footer for each panel.
  • New property IsResizable for allowing the splitter to be resized or not.
  • Nested splitters support, with child splitter resizing.
  • Javascript objects for the splitter components (LeftHeader, LeftContent, RightContent, BottomFooter etc.)


  • Version 1.0.0
  • Two vertically split resizable panels.
  • Easy to bookmark each page.
  • Each panel has its own scrollbars.
  • Can open external pages within each panel.
  • Always fits the window width and height with optional header and footer.


"I have read great things about your support, but you guys really are exceptional. "

Richard Mikesell

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