//弹出用户登录窗口
function OpenUserLogin() {
    var dUserLogonWindowsCover = document.getElementById("UserLoginWindowsCover");
    dUserLogonWindowsCover.style.width = '100%';
    dUserLogonWindowsCover.style.height = '100%';
    dUserLogonWindowsCover.style.display = 'block';

    //获取客户端页面宽高
    var _client_width = document.body.clientWidth;
    var _client_height = document.documentElement.scrollHeight;

    //指定窗口宽度
    var iframeWidth = 300;
    var iframeHeight = 202;

    //窗口的一些特征
    var cBorderSize = 2;
    var cBorderColor = '#e10000';
    var cHeaderBackgroundColor = '#f0f0f0';

    var _left = (_client_width - (iframeWidth + cBorderSize * 2 + 5)) / 2;
    var _top = (document.documentElement.clientHeight - (iframeHeight + cBorderSize * 2 + 30 + 50 + 5)) / 2;

    var dUserLoginWindows = document.getElementById("UserLoginWindows");
    dUserLoginWindows.style.left = (_left < 0 ? 0 : _left) + document.documentElement.scrollLeft + "px";
    dUserLoginWindows.style.top = (_top < 0 ? 0 : _top) + document.documentElement.scrollTop + "px";
    dUserLoginWindows.style.width = iframeWidth + cBorderSize * 2 + 'px';
    dUserLoginWindows.style.height = iframeHeight + cBorderSize * 2 + 'px';
    dUserLoginWindows.style.backgroundColor = "White";
    dUserLoginWindows.style.display = "block";

    var div_table = dUserLoginWindows.getElementsByTagName("table");
    for (var di = 0; di < div_table[0].all.length; di++) {
        if (div_table[0].all[di].id.indexOf("lblUserLoginInfo") > 0) {
            var l = div_table[0].all[di];
            l.innerText = "请输入您的电子邮件和用户密码！";
        }
    }

    var dUserLoginWindowsShadow = document.getElementById("UserLoginWindowsShadow");
    dUserLoginWindowsShadow.style.width = iframeWidth + cBorderSize * 2 + 6 + 'px';
    dUserLoginWindowsShadow.style.height = iframeHeight + cBorderSize * 2 + 6 + 'px';
    dUserLoginWindowsShadow.style.left = ((_left < 0 ? 0 : _left) + document.documentElement.scrollLeft + 6) + "px";
    dUserLoginWindowsShadow.style.top = ((_top < 0 ? 0 : _top) + document.documentElement.scrollTop + 6) + "px";
    dUserLoginWindowsShadow.style.backgroundColor = "#000000";
    dUserLoginWindowsShadow.style.display = "block";
}
function CloseUserLogin() {
    var dUserLogonWindowsCover = document.getElementById("UserLoginWindowsCover");
    dUserLogonWindowsCover.style.display = 'none';

    var dUserLoginWindows = document.getElementById("UserLoginWindows");
    dUserLoginWindows.style.display = "none";

    var dUserLoginWindowsShadow = document.getElementById("UserLoginWindowsShadow");
    dUserLoginWindowsShadow.style.display = "none";
}
//登录提示在第一个，登陆后信息在第二个
function ShowUserInfoDIV() {
    var d = document.getElementById("top");
    var divs = d.getElementsByTagName("div");
    divs[0].style.display = "none";
    divs[1].style.display = "block";
}
function HideUserInfoDIV(divID) {
    var d = document.getElementById("top");
    var divs = d.getElementsByTagName("div");
    divs[1].style.display = "none";
    divs[0].style.display = "block";
}