var maincontent = 4;
var d1 = "images/index_menu01_hover.jpg";
var d2 = "images/index_menu02_hover.jpg";
var d3 = "images/index_menu03_hover.jpg";
var d4 = "images/index_menu04_hover.jpg";
var d5 = "../images/tw/in_middle01_bt_1a.gif";
var u1 = "images/index_menu01.jpg";
var u2 = "images/index_menu02.jpg";
var u3 = "images/index_menu03.jpg";
var u4 = "images/index_menu04.jpg";
var u5 = "../images/tw/in_middle01_bt_1.gif";
var h1 = "NewsActivity/NewsCenter_List.aspx";
var h2 = "NewsActivity/Activity_List.aspx";
var h3 = "NewsActivity/PublicHearing_List.aspx";
var h4 = "Document/Download.aspx";

function Tomaincontent(item) {

    for (var i = 1; i <= maincontent; i++) {
        main_content = document.getElementById("main_content_" + i); //Title
        main_content.style.display = "none";

        var img1 = "img" + i; //圖片
        document.getElementById(img1).src = eval("u" + i);
    }

    main_content = document.getElementById("main_content_" + item); //Title
    main_content.style.display = "block";

    label = document.getElementById("label_" + item); //Content
    label.style.display = "block";

    var img1 = "img" + item; //圖片
    document.getElementById(img1).src = eval("d" + item);

    document.getElementById("link1").href = eval("h" + item);
   
}

var maincontent2 = 4;
var d2_1 = "images/index_menu05_hover.jpg";
var d2_2 = "images/index_menu06_hover.jpg";
var d2_3 = "images/index_menu07_hover.jpg";
var d2_4 = "images/index_menu08_hover.jpg";
var d2_5 = "../images/tw/in_middle01_bt_1a.gif";
var u2_1 = "images/index_menu05.jpg";
var u2_2 = "images/index_menu06.jpg";
var u2_3 = "images/index_menu07.jpg";
var u2_4 = "images/index_menu08.jpg";
var u2_5 = "../images/tw/in_middle01_bt_1.gif";

var h2_1 = "ParliamentSchedule/ParliamentSessionRecord_List.aspx";
var h2_2 = "ParliamentSchedule/ParliamentInterpellationRecord_List.aspx";
var h2_3 = "Publish/Publish02.aspx";
var h2_4 = "ParliamentSchedule/ParliamentProjectReport_List.aspx";

function Tomaincontent2(item) {

    for (var i = 1; i <= maincontent2; i++) {
        main_content = document.getElementById("main_content_2_" + i); //Title
        main_content.style.display = "none";

        var img1 = "img2_" + i; //圖片
        document.getElementById(img1).src = eval("u2_" + i);
    }

    main_content = document.getElementById("main_content_2_" + item); //Title
    main_content.style.display = "block";

    label = document.getElementById("label_2_" + item); //Content
    label.style.display = "block";

    var img1 = "img2_" + item; //圖片
    document.getElementById(img1).src = eval("d2_" + item);

    document.getElementById("link2").href = eval("h2_" + item);
}

var maincontent3 = 3;
var d3_1 = "images/index_menu09_hover.jpg";
var d3_2 = "images/index_menu10_hover.jpg";
var d3_3 = "images/index_menu11_hover.jpg";
var d3_4 = "../images/tw/in_middle01_bt_1a.gif";
var u3_1 = "images/index_menu09.jpg";
var u3_2 = "images/index_menu10.jpg";
var u3_3 = "images/index_menu11.jpg";
var u3_4 = "../images/tw/in_middle01_bt_1.gif";

var h3_1 = "/ParliamentSchedule/Parl05.aspx";
var h3_2 = "/Multimedia/AllShow.aspx";
var h3_3 = "/Multimedia/UnitShow.aspx";


function Tomaincontent3(item) {

    for (var i = 1; i <= maincontent3; i++) {
        main_content = document.getElementById("main_content_3_" + i); //Title
        main_content.style.display = "none";

        var img1 = "img3_" + i; //圖片
        document.getElementById(img1).src = eval("u3_" + i);
    }

    main_content = document.getElementById("main_content_3_" + item); //Title
    main_content.style.display = "block";

    label = document.getElementById("label_3_" + item); //Content
    label.style.display = "block";

    var img1 = "img3_" + item; //圖片
    document.getElementById(img1).src = eval("d3_" + item);

    document.getElementById("link3").href = eval("h3_" + item);
}


$(document).ready ( function () {

    Tomaincontent(1);
    Tomaincontent2(1);
    Tomaincontent3(1);
})