how to set 100 % percentage instead of pixels CollapsedSize="1150" ExpandedSize="1340" ajax collapsablePanel extender because of screen width of computer
:CollapsiblePanel panel not showing properly
<div><ajaxToolkit:CollapsiblePanelExtender ID="CPEForMainContent" runat="Server" TargetControlID="CPEPnlMainContent" </div> <div> CollapsedSize="1150" ExpandedSize="1340" Collapsed="True" ExpandControlID="LinkBtnCPEForSideMenu" CollapseControlID="LinkBtnCPEForSideMenu"</div>
<div> AutoCollapse="False" AutoExpand="False" ScrollContents="False" TextLabelID="Label1" CollapsedText="Show Details...&qu ...
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