Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
If Not Page.IsPostBack Then
LinkButton1.Attributes("onclick") = "javascript:void(window.open('http://localhost:49157/EggHeadCafe_snippets/OpenNewWindow/Default.aspx','yourwindowname','width=1030px,
height=768px, status=0, toolbar=0, location=0, menubar=0, directories=0, resizable=1,
scrollbars=1'));"
End If
Just change the first argument of the script to your correct application url.