Passing parameters to a Web Resource(javascript/html) Through the Data Parameter

click here
http://msdn.microsoft.com/en-us/library/gg327945.aspx

Passing CRM parameters in Silverlight or to Get the cuurent record id in silverlight

 

        public static string OrgName;

        public static string EntityName;

        public static Guid RecordId;

         private void UserControl_Loaded(object sender, RoutedEventArgs e)

         {

             IDictionary<string, string> QueryString = HtmlPage.Document.QueryString;

             if (QueryString.ContainsKey("orgname"))

                 OrgName = QueryString["orgname"];

           

             if (QueryString.ContainsKey("typename"))

                 EntityName = QueryString["typename"];

             if (QueryString.ContainsKey("id"))

               RecordId =new Guid(QueryString["id"]);

         }

to Get the cuurent record id in silverlight

Guid currentRecordId=new Guid();

//Keeps a reference to the UI thread

_syncContext =

SynchronizationContext.Current;

　

//Get the ServerUrl (ServerUrl is formatted differently OnPremise than OnLine)

_serverUrl =

ServerUtility.GetServerUrl();

if (!String.IsNullOrEmpty(_serverUrl))

{

//Setup Context

_context =

new ccaContext(

new Uri(String.Format("{0}/xrmservices/2011/organizationdata.svc/",

_serverUrl),

UriKind.Absolute));

//This is important because if the entity has new

//attributes added the code will fail.

_context.IgnoreMissingProperties =

true;

IDictionary<string, string> QueryString = HtmlPage.Document.QueryString;

if (QueryString.ContainsKey("id"))

{

currentRecordId =

new Guid(QueryString["id"]);

}

}

else

{

//No ServerUrl was found. Display message.

MessageBox.Show(

"Unable to access server url. Launch this Silverlight " +

"Web Resource from a CRM Form OR host it in a valid " +

"HTML Web Resource with a " +

"<script src='../ClientGlobalContext.js.aspx' " +

"type='text/javascript'></script>"

);

}

 

 for more details,click here:

http://markuserlandsson.wordpress.com/2012/02/28/reading-url-parameters-in-silverlight/