var position;
$(document).ready(function() {
    var tmp = getCookie("sgadSet");
        $(window).scroll(function() {
            scrollImg();
        });
        position = $("#ad").position();
        $("#adClose").click(function() {
            $("#ad").hide();
        });
        if (tmp != "1") {
        $("#bigad").css("left", (document.body.clientWidth - parseInt($("#bigad").css("width"))) / 2 + "px");
        $("#bigad").fadeIn("10000");
        $("#ad").hide();
        $("#Button1").click(advClose);
        addCookie("sgadSet", "1", 0);
    }
})

function advClose() {
    $("#bigad").fadeOut("10000", function() {
        $("#ad").show();
    });
}

function scrollImg() {
    var posX, posY;
    if (window.innerHeight) {
        posX = window.pageXOffset;
        posY = window.pageYOffset;
    }
    else if (document.documentElement && document.documentElement.scrollTop) {
        posX = document.documentElement.scrollLeft;
        posY = document.documentElement.scrollTop;
    }
    else if (document.body) {
        posX = document.body.scrollLeft;
        posY = document.body.scrollTop;
    }

    $("#ad").css("top", (posY + position.top) + "px")
    $("#ad").css("left", (posX + position.left) + "px")
}


function addCookie(objName, objValue, objHours) {//添加cookie
    var str = objName + "=" + escape(objValue);
    if (objHours > 0) {//为0时不设定过期时间，浏览器关闭时cookie自动消失
        var date = new Date();
        var ms = objHours * 3600 * 1000;
        date.setTime(date.getTime() + ms);
        str += "; expires=" + date.toGMTString();
    }
    document.cookie = str;
}

function getCookie(objName) {//获取指定名称的cookie的值
    var arrStr = document.cookie.split("; ");
    for (var i = 0; i < arrStr.length; i++) {
        var temp = arrStr[i].split("=");
        if (temp[0] == objName) {
            return unescape(temp[1]);
        }
    }
    return "fail";
}

function delCookie(name) {//为了删除指定名称的cookie，可以将其过期时间设定为一个过去的时间
    var date = new Date();
    date.setTime(date.getTime() - 10000);
    document.cookie = name + "=a; expires=" + date.toGMTString();
}

function allCookie() {//读取所有保存的cookie字符串
    var str = document.cookie;
    if (str == "") {
        str = "没有保存任何cookie";
    }
}

//var idArr;
//function addTitle() {
//    idArr = new Array();
//    var titleArr = new Array();
//    var span = new Array();
//    var titleStr = "aa,bb";
//    var idstr = "id1,id2";
//    idArr = idstr.split(",");
//    titleArr = titleStr.split(",");
//    var tmpHtml;
//    for (var index in titleArr) {
//        if (index == 0) {
//            tmpHtml = "<span id='handle" + index.toString() + "' onmouseover='change(" + index.toString() + "," + titleArr.length + ")' class='MouseOver'>" + titleArr[index] + "</span>"
//        }
//        else {
//            tmpHtml = "<span id='handle" + index.toString() + "' onmouseover='change(" + index.toString() + "," + titleArr.length + ")' class='MouseOut'>" + titleArr[index] + "</span>"
//        }
//        $("#titleContainer").append(tmpHtml);
//    }
//    
//}
//function change(index, count) {
//    for (var i = 0; i < count; i++)
//        if (i == index) {
//        document.getElementById(idArr[i]).style.display = "block";
//        document.getElementById("handle" + i.toString()).className = "MouseOver";
//    }
//    else {
//        document.getElementById(idArr[i]).style.display = "none";
//        document.getElementById("handle" + i.toString()).className = "MouseOut";
//    }
//}