DisableLoopbackCheck and SharePoint

Sharepoint access denied with hostname configuration

Add this registry entry by PowerShell

New-ItemProperty HKLM:\System\CurrentControlSet\Control\Lsa -Name "DisableLoopbackCheck" -value "1" -PropertyType dword

REFERENCE

http://support.microsoft.com/kb/896861/en-us

Single Click ASP.Net Button

<asp:button cssclass="”button”" else="" false="" id="”btnUpdate”" onclick="”btnUpdate_Click”" onclientclick="”if(Page_ClientValidate())" return="" runat="”server”" text="“Update”" this.disabled="true;" usesubmitbehavior="”false”" validationgroup="”vgNew”/"></asp:button>