<%@ Master Language="C#" Inherits="System.Web.Mvc.ViewMasterPage" %> <% Response.Expires = -1; Response.CacheControl = "no-cache"; %> <asp:ContentPlaceHolder ID="TitleContent" runat="server" /> <% string langId = Session["MULT_LANG"] as string; if (langId == null) langId = "zh-CN"; switch (langId) { case "zh-CN": %> <% break; case "en": %> <% break; default: %> <% break; } %>