Silver Light 4 errors

i m getting an error
 
Error 3 The type or namespace name 'ServiceReference3' does not exist in the namespace 'VotingPanel2' (are you missing an assembly reference?) C:\Users\Iram\Documents\Visual Studio 2008\Projects\VotingPanel2\VotingPanel2\MainPage.xaml.cs 13 20 VotingPanel2

Error 4 The type or namespace name 'ServiceReference3' does not exist in the namespace 'VotingPanel2' (are you missing an assembly reference?) C:\Users\Iram\Documents\Visual Studio 2008\Projects\VotingPanel2\VotingPanel2\CreateSurveyForm.xaml.cs 13 20 VotingPanel2

Error 5 The type or namespace name 'ServiceReference3' does not exist in the namespace 'VotingPanel2' (are you missing an assembly reference?) C:\Users\Iram\Documents\Visual Studio 2008\Projects\VotingPanel2\VotingPanel2\CreateSurveyForm.xaml.cs 37 75 VotingPanel2

 
let me attache file where all these error are ,dolet me knwo if need further