<%@ Page Language="VB" %>
<script runat="server">
   Dim pic As Double = 2.0
 
   Sub Page_Load()
      fx()
   End Sub
 
   Function fx() As Boolean
      Response.Write("Hallo Welt")
 
      Return True
   End Function
</script>

Server Error in '/' Application
The resource cannot be found.
Description: HTTP 404. The resource you are looking for (or one of its _
  dependencies) could have been removes, had its name changed, or is _
  temporarily unavailable. Please review the following URL and makre sure that _
  it is spelled correctly.
Requested URL: /Default.aspx