how to create website builder in asp.net?

I have seen an application somewhere that creates dynamic pages. You can select different table layouts and add your user control with drag and drop and just save. How can we create this facility开发者_JAVA百科 in asp.net?

I believe you're looking for the GridView control. There are absolutely tons of examples of this on the web, try starting here (the ASP.net 2.0 examples are more basic, which will probably be useful if you're just starting out): http://msdn.microsoft.com/en-us/library/ms972948.aspx