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function HideActionPanel() {
var sessionValue = '<%= Session["CustomerID"] %>';
if (sessionValue != 0) {
$find('<%=TabContainer1.ClientID %>')._tabs[0]._show();
$find('<%=TabContainer1.ClientID %>').get_tabs()[0].set_enabled(true);
var fullname = '<%= Session["FullName"] %>';
document.getElementById('<%=labelforusername.ClientID %>').style.visibility = 'visible';
document.getElementById('<%=Labelfullname.ClientID %>').innerHTML = 'hello';
document.getElementById('<%=alreadylogin.ClientID %>').style.visibility = 'hidden';
}
else {

$find('<%=TabContainer1.ClientID %>').get_tabs()[1].set_enabled(false);
}
}
Myerror:
document.getElementById("ContentPlaceHolder1_TabContainer1_tbpnluser_labelforusername") is null

what are the steps i would follow to setup a local host environment in on my computer, so that i can run Microsoft IIS (i.e., web services software), ASP.NET and setup ODBC DSN connections to the needed databases in mylocal machine

I have to create an online tool that users can register and Login.
the users who Login can search for an Item. each Item contains so many information
(- Item Name
- Item ID
- Item Category
- Item Description)
The list of the Items are on excel sheets. for each Category I have one excel sheet)
So ,I have to retrieve the Item list from excel file.
My Online tool let the users to Login and let them to search the Item based on the
Category and Item name or based on the Category and Item ID).
So please let me how I should start?
I have installed Microsoft visual studio and I created the register,home page and Login.I have installed SQL server Management studio and I connected that to Microsoft visual studio 2010
Is that the right way?
Or I have to use PHP and My SQL?Which way is easier?(That’s needs less code writing?)
Or do you have another Idea?What are the Requirement to create this tool?

I have used 2 text box to display calendar control... one is fromdate and another is todate... In database also fromdate and todate is displayed.... I want only fromdate and todate should be open... ie If user enters from date then next day todate should be closed.. How we can do

other charter are coming rather than english while sending a email how to solve this peoblem