//保存用户名和密码
function SaveUserName()
{
    try
    {
        if ($get("chkIsMember").checked)
        {
            setCookie("UserName", $get("txtUserName").value);
            //            setCookie("Password", $get("txtPassword").value);
        }
        else
        {
            //            setCookie("UserName", "");
            //            setCookie("Password", "");
        }
    }
    catch (e)
    {

    }
}
//设置用户名和密码
function GetUserName()
{
    try
    {
        var name = getCookie("UserName");
        if (name != "")
        {
            $get("txtUserName").value = name;
        }
        if ($get("txtUserName").value == "")
        {
            $get("txtUserName").focus();
        }
        else
        {
            $get("txtPassword").focus();
        }
    }
    catch (e)
    {

    }
}
function setCookie(name, value)
{
    var Days = 30;
    var exp = new Date();    //new Date("December 31, 9998");
    exp.setTime(exp.getTime() + Days * 24 * 60 * 60 * 1000);
    document.cookie = name + "=" + escape(value) + ";expires=" + exp.toGMTString();
}

function getCookie(name)
{
    try
    {
        var arr, reg = new RegExp("(^| )" + name + "=([^;]*)(;|$)");
        if (arr = document.cookie.match(reg))
        {
            $get("chkIsMember").checked = true;
            return unescape(arr[2]);
        }
        else return "";
    }
    catch (e)
    {

    }
}