HTML5 for ASP.NET Developers: Listing 2.

Using the postMessage method for data retrieval.


function retrieveData (msg) 
  if (msg.origin == "") 
    var custData;
      "Customers/" +,
      function (data) 
        msg.source.postMessage(data, msg.origin);

About the Author

Peter Vogel is a system architect and principal in PH&V Information Services. PH&V provides full-stack consulting from UX design through object modeling to database design. Peter tweets about his VSM columns with the hashtag #vogelarticles. His blog posts on user experience design can be found at

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