/************************************************************
 *
 * Drop Down Menu Handler
 * @verion. 1.0
 *
 *
 * @copyright "Burgas Therm" Ltd.
 * @contact support@burgastherm.com
 *
 ************************************************************/




/*
 *
 * Multi Open Drop Down menu handler
 * @verion. 1.0
 *
 * @author Galin Bobev
 *
 **/
var countMenuItems = 30;
var ddmItems = new Array(countMenuItems);

for(var i = 0; i < ddmItems.length; i++)
{
    ddmItems[i] = false;
}

function getItemNumber(idItem)
{
    return idItem.toString().slice(4);
}

function getItemNumber(idItem)
{
    return idItem.toString().slice(4);
}

function ddmItemHandler(idItem)
{
    var itemNumber = getItemNumber(idItem);

    if(ddmItems[itemNumber])
    {
        ddmItems[itemNumber] = false;
        closeDDMItem(idItem);
    }
    else
    {
        ddmItems[itemNumber] = true;
        openDDMItem(idItem);

    }
}

function openDDMItem(idItem) {
    var currentItem = document.getElementById(idItem);

    for(var i = 0; currentItem.childNodes; i++)
    {
        var tmp = currentItem.childNodes[i];
        if(tmp.className == 'titleItem') tmp.style.backgroundImage = 'url(http://www.burgastherm.com/pics/ddm/menuButtonBackground2.jpg)';
        if(tmp.className == 'menuItem') tmp.style.display = 'block';
    }
}

function closeDDMItem(idItem)
{
    var currentItem = document.getElementById(idItem);

    for(var i = 0; currentItem.childNodes; i++)
    {
        var tmp = currentItem.childNodes[i];
        if(tmp.className == 'titleItem') tmp.style.backgroundImage = url('http://www.burgastherm.com/pics/ddm/menuButtonBackground.jpg');
        if(tmp.className == 'menuItem') tmp.style.display = 'none';
    }
}

/*
 *
 * Single Drop Down menu handler
 * @verion. 1.0
 *
 * @author Galin Bobev
 *
 **/

var lastOpenID = "";
var lastOpenBG = "";

function handleSingleDD(idItem, bgImg)
{
    var contentItem = document.getElementById("main-content");

    for(var i in contentItem.childNodes)
    {
        var tmp = contentItem.childNodes[i];

        //alert(tmp.className);
    }

    // check if not the same menu item
    if(lastOpenID != idItem)
    {
        // get current object
        var currentItem = document.getElementById(idItem);

        // close last one
        closeLastOpenItem();

        // open new one
        openCurrentItem(currentItem, bgImg);

        // save id
        lastOpenID = idItem;
        lastOpenBG = bgImg;
    }
    else
    {
       // close current open
        closeLastOpenItem();

        lastOpenID = "";
        lastOpenBG = "";
    }
}

function openCurrentItem(currentItem, bgImg)
{
    for(var i in currentItem.childNodes)
    {
        var tmp = currentItem.childNodes[i];

        if(tmp.className == 'titleItem')
            tmp.style.backgroundImage = 'URL("http://www.burgastherm.com/pics/ddm/'+bgImg+'-open.jpg")';

        if(tmp.className == 'menuItem')
            tmp.style.display = 'block';
    }
}

function closeLastOpenItem()
{
    var currentItem = document.getElementById(lastOpenID);

    if(currentItem != null)
    {
        for(var i in currentItem.childNodes)
        {
            var tmp = currentItem.childNodes[i];
            if(tmp.className == 'titleItem') tmp.style.backgroundImage = 'URL("http://www.burgastherm.com/pics/ddm/'+lastOpenBG+'-closed.jpg")';
            if(tmp.className == 'menuItem') tmp.style.display = 'none';
        }
    }
}