Quote:It is possible to take a Dropdownlist and Button inside a Textbox.
First of all let me tell you one thing that we cannot have a TextBox, DropDownList and Button inside the TextBox itself.
The link you are referring is quite different from the question you are asking.
What is the need to have a TextBox, DropDownList and Button inside the TextBox?
You can simply have a div tag and you can design according to your wish.
For designing you can use a lot of css classes for better look and feel.
] for css layouts.