function login()
{
    if(document.getElementById("Email").value == "")
    {
        alert("请输入 用户名 !");
        document.getElementById("Email").focus();
        return false;
    }
    if(document.getElementById("PW").value == "")
    {
        alert("请输入 密码 !");
        document.getElementById("PW").focus();
        return false;
    }
   return true;
}

document.write("<form action=\"../Ajax/Login.aspx\" method=\"post\" onsubmit=\"return login()\">");
document.write("           <table class=\"zhuce\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">");
document.write("                <tr>");
document.write("                    <td colspan=\"2\" style=\"height: 35px;\">");
document.write("                        &nbsp;");
document.write("                    </td>");
document.write("                </tr>");
document.write("                <tr>");
document.write("                   <td class=\"right\" style=\"width: 65px;\">");
document.write("                        用户名：");
document.write("                    </td>");
document.write("                    <td>");
document.write("                       <input name=\"Email\" type=\"text\" class=\"zhuceinput01\" id=\"Email\" />");
document.write("                   </td>");
document.write("              </tr>");
document.write("              <tr>");
document.write("                  <td class=\"right\">");
document.write("                        密&nbsp;&nbsp;&nbsp;&nbsp;码：");
document.write("                    </td>");
document.write("                    <td>");
document.write("                        <input name=\"PW\" type=\"password\" class=\"zhuceinput01\" id=\"PW\" />");
document.write("                    </td>");
document.write("                </tr>");
document.write("               <tr>");
document.write("                    <td>");
document.write("                        &nbsp;");
document.write("                   </td>");
document.write("                    <td>");
document.write("                       <input name=\"\" type=\"submit\" value=\"登录\" class=\"zhuceinput02\"  />");
document.write("                    </td>");
document.write("                </tr>");
document.write("                <tr>");
document.write("                   <th colspan=\"2\">");
document.write("                        <a href=\"/member/Lost.aspx\" target=\"_blank\">忘记密码？</a>&nbsp;&nbsp;&nbsp;<a");
document.write("                            href=\"/member/Reg.aspx\" target=\"_blank\">新用户注册</a>");
document.write("                   </th>");
document.write("              </tr>");
document.write("           </table>");
document.write("</form>");