var doScroll = false;
var scrollStep = 1;
var scrollDelay = 30;
var tempEndPosition = 0;
var tempScrollPosition = 0;
div = null;

function ScrollDiv(direction) {
    if (doScroll) {
        if (direction == 1) {
            div.scrollTop += scrollStep;
            if (div.scrollTop == tempEndPosition + 202)
            { doScroll = false }
        }
        else {
            div.scrollTop -= scrollStep;
            if (div.scrollTop == tempEndPosition - 202)
            { doScroll = false }
        }
        if (div.scrollTop == tempScrollPosition)
        { doScroll = false }

        tempScrollPosition = div.scrollTop;

        setTimeout("ScrollDiv(" + direction + ")", scrollDelay);
    }
}

function StartScroll(direction) {
    div = document.getElementById('scrollingDiv');
    if (doScroll != true) {
        doScroll = true;
        tempEndPosition = document.getElementById('scrollingDiv').scrollTop;
        ScrollDiv(direction);
    }
    else { doScroll = false; }
}

function decideVisible(switchPanel) {
    if (document.getElementById('scrollingDiv').clientHeight == document.getElementById('scrollingDiv').scrollHeight) {
        document.getElementById('scrollBack').style.display = "none";
        document.getElementById('scrollForward').style.display = "none";
    }
    else {
        document.getElementById('scrollBack').style.display = "block";
        document.getElementById('scrollForward').style.display = "block";
    }
    if (switchPanel == 1)
        selectPapirji(tempIndex);
}

function selectPapirji(index) {
    closePapirji();
    switch (index) {
        case 1:
            document.getElementById("izborPrva").style.background = "url('Images/liveSelected.png')";
            document.getElementById("izborPrva").style.fontWeight = "bold";
            document.getElementById("tabelaPrva").style.display = "block";

            document.getElementById("title").innerHTML = "Prva kotacija";

            document.getElementById('scrollingDiv').scrollTop = 0;

            tempIndex = index;

            decideVisible(0);
            break;
        case 2:
            document.getElementById("izborStandardna").style.background = "url('Images/liveSelected.png')";
            document.getElementById("izborStandardna").style.fontWeight = "bold";
            document.getElementById("tabelaStandardna").style.display = "block";

            document.getElementById("title").innerHTML = "Standardna kotacija";

            document.getElementById('scrollingDiv').scrollTop = 0;

            tempIndex = index;

            decideVisible(0);
            break;
        case 3:
            document.getElementById("izborID").style.background = "url('Images/liveSelected.png')";
            document.getElementById("izborID").style.fontWeight = "bold";
            document.getElementById("tabelaIDi").style.display = "block";

            document.getElementById("title").innerHTML = "Trg investicijskih družb";

            document.getElementById('scrollingDiv').scrollTop = 0;

            tempIndex = index;

            decideVisible(0);
            break;
        case 4:
            document.getElementById("izborKuponi").style.background = "url('Images/liveSelected.png')";
            document.getElementById("izborKuponi").style.fontWeight = "bold";
            document.getElementById("tabelaKuponi").style.display = "block";

            document.getElementById("title").innerHTML = "Trg investicijskih kuponov";

            document.getElementById('scrollingDiv').scrollTop = 0;

            tempIndex = index;

            decideVisible(0);
            break;
        default:
            break;
    }
}

function closePapirji() {
    document.getElementById("izborPrva").style.background = "none";
    document.getElementById("izborStandardna").style.background = "none";
    document.getElementById("izborID").style.background = "none";
    document.getElementById("izborKuponi").style.background = "none";

    document.getElementById("izborPrva").style.fontWeight = "normal";
    document.getElementById("izborStandardna").style.fontWeight = "normal";
    document.getElementById("izborID").style.fontWeight = "normal";
    document.getElementById("izborKuponi").style.fontWeight = "normal";

    document.getElementById("tabelaPrva").style.display = "none";
    document.getElementById("tabelaStandardna").style.display = "none";
    document.getElementById("tabelaIDi").style.display = "none";
    document.getElementById("tabelaKuponi").style.display = "none";
}

function underline(element, onoff) {
    switch (onoff) {
        case 1:
            document.getElementById(element).style.textDecoration  = "underline";
            break;
        case 0:
            document.getElementById(element).style.textDecoration = "none";
            break;
        default:
            break;
    }
}