I have a DropdownList tied to an SqlDataSource (table) used to select a
single company.  I also want 2 options on this list, one for no selection
and one for firing an add new company process.  However, when I add 2 manual
items, I get duplicates from the company table for each ...

I have created a user control which has a public property called Tickers.
This property is represented visually as a textbox into which the user can
type a bunch of stock tickers and my user control then fetches the prices for
each ticker and displays them in a GridView.

I have created a site with VS2005, using asp.net/c#.  When I try to
deploy this site to our intranet asp server all of my links that were
"~/Folder/Site.aspx" no longer work because when I move it to
production it says that it cannot find the site.

I have a master page where I want to define a header (centered at top
of browser window), content, and footer (centered at bottom of browser
window).  Then I can apply this master page layout to all of my other
pages.  Can anyone direct me to some resources to implement this type

I don't understand the difference of behavior of these two
webservers :
I'm uploading a file and I launch a thread that makes some treatments
with the Request.Files.

Is there a way to validate a specific phone# format on a control?  I also
want to be able to have the user enter an extension as part of the text.
For example, the following would be valid.
123-456-7890

I created a code to access to a database using Enterprise Library Data
Block:
Dim dbUser As Database = DatabaseFactory.CreateDatabase("MyDB")
When I run my I get the following error:

We're in the final stages of developing a new version of our Flagship product.
Many of the new features are based on ASP.NET 2.0
Our last build started to manifest the following symptom:
After installation some ASP.NET pages will load correctly, but after

Any idea how to do something like this?
http://www.amazon.com/gp/gsl/search/finder?productGroupID=loose_diamonds
Using ASP.NET and/or AJAX???
Any technologies should I research?

Visual Studio 2005 with SP1 installed.
I'm having a problem running the project from Visual Studio.
Just create a new-> Web Site. Then both Debug->Start Debugging and Start
Without Debugging open notepad with an error:

I am building my first site with a master page (first time using
VS2005) and several content pages and I have a dumb question .
What determines which content page is displayed when the page first
loads?   How do I set this?

It's an old question, and I apologize for raising it again.
I use ImageButton objects on my ASP.Net master page to navigate to
content pages.  For each button, I have two images.
One image shows black print on a white background, and

i defined a function in the base class 'ford' and the same function (with
different output) in subclass "peugeot".
I first put 'Overridable function' in the base class and 'Overrides
function' in the subclass.

  I am devloping one web application using .net framework 2.0.One page has
7 dropdown list control.When i update the values  first bind the values to
the drop down llist then selected  text using findbytext method.I got the
following error

When I am going to include reference for ajax extension library in my
existing web application in .net framework 1.1, it gives error message.
How can I make my asp.net 1.1 application ajax enabled ?