Silverlight should be a good choice to create such a web site. Main function includes:

Category AD management

Drag and Drop

RSS

http://fredrik.nsquared2.com/viewpost.aspx?postid=403

http://aspnet.4guysfromrolla.com/articles/030205-1.aspx

Create a mobile navigator web site by which mobile users can find the top web sites in the mobile worlds. May add a simple news and weather information there.

Some links:

Best Sites for mobile devices:

http://www.pocketpcmag.com/_top/bestsites.asp

Candidate domain names:

http://www.mobiletop99.com

Build mobile web site:

http://www.hostway.com/web-resources/build-your-own/mobile/should-i-create-mobile-site.html

.mobi

http://windowsxp.mvps.org/disablecmd.htm

Go to Tools->Connect To Device. From the platform select Windows mobile 5.0 Pocket PC SDK. Now start Windows Mobile 5.0 Pocket PC Emulator. This will start the WM5.0 PPC emulator.

You will probably need to copy your html files to emulator. For this you need to have Active sync 4.0 on your matchine installed. Preview version is available on Microsoft site. In active sync, open File->Connection Settings. In this dialog box make sure "Allow connections to be one of the following:" has DMA.
Now in Visual Studio, Tools->Device emulator manager. This will launch Device Emulator Manager. In this Go to the emulator which you need and right click and cradle. This will establish a partnership with AS. Now using AS->Explore you can copy your files as appropriately.

http://msdn2.microsoft.com/en-us/library/w4yc3e8c(VS.80).aspx

http://msdn2.microsoft.com/en-us/library/3a1tbfwd.aspx

Building an ASP.NET Shopping Cart Using DataTables

http://www.sitepoint.com/article/net-shopping-cart-datatables

http://www.quantumsoftware.com.au/support/KB/Article.aspx?ID=68

ASP.NET Page Life-Cycle

http://www.15seconds.com/issue/020102.htm

http://msdn.microsoft.com/en-us/library/ms178472.aspx

http://msdn2.microsoft.com/en-us/library/7949d756-1a79-464e-891f-904b1cfc7991.aspx

1. Object Initialization
2. Load Viewstate Data
3. LoadPostData Processes Postback Data
4. Object Load
5. Raise PostBack Change Events (Offended object)
6. Process Client-Side PostBack Event (Offending Object)
7. Prerender the Objects
8. ViewState Saved
9. Render to HTML
10. Disposal

ASP.NET AJAX Client Life-Cycle Events

http://asp.net/ajax/documentation/live/overview/AJAXClientEvents.aspx  (Very Good Article)

A Microsoft ASP.NET AJAX page raises the same server life-cycle events as an ASP.NET 2.0 Web page and also raises client life-cycle events.

http://dev.live.com/virtualearth/sdk/

http://ryanfarley.com/blog/archive/2004/05/26/737.aspx 

http://forums.asp.net/t/1133681.aspx

How to loop through a generic list using java script

http://forums.asp.net/t/1040956.aspx

http://www.econym.demon.co.uk/googlemaps/index.htm