var picture_array;
var i;

function showHideMenu(element)
{
    if(document.getElementById(element).style.display=='list-item')
        document.getElementById(element).style.display='none';
    else
    {
        document.getElementById(element).style.display='list-item';
 
    }
}

function showMenu(element)
{
    document.getElementById(element).style.display='list-item';
}

function showTechSpec()
{
    document.getElementById('techspec').style.display='block';
    document.getElementById('gallery').style.display='none';
    document.getElementById('relProd').style.display='none';
    document.getElementById('accessories').style.display='none';
    document.getElementById('videos').style.display='none';
    document.getElementById('downloads').style.display='none';
    

    document.getElementById('techspecBtn').style.backgroundColor='#4dbc25';
    document.getElementById('galleryBtn').style.backgroundColor='white';
    document.getElementById('relProdBtn').style.backgroundColor='white';
    document.getElementById('accessoriesBtn').style.backgroundColor='white';
    document.getElementById('videosBtn').style.backgroundColor='white';
    document.getElementById('downloadsBtn').style.backgroundColor='white';
 

}

function showGallery()
{
    document.getElementById('techspec').style.display='none';
    document.getElementById('gallery').style.display='block';
    document.getElementById('relProd').style.display='none';
    document.getElementById('accessories').style.display='none';
    document.getElementById('videos').style.display='none';
    document.getElementById('downloads').style.display='none';


    document.getElementById('techspecBtn').style.backgroundColor='white';
    document.getElementById('galleryBtn').style.backgroundColor='#4dbc25';
    document.getElementById('relProdBtn').style.backgroundColor='white';
    document.getElementById('accessoriesBtn').style.backgroundColor='white';
    document.getElementById('videosBtn').style.backgroundColor='white';
    document.getElementById('downloadsBtn').style.backgroundColor='white';


}

function showRelProd()
{
    document.getElementById('techspec').style.display='none';
    document.getElementById('gallery').style.display='none';
    document.getElementById('relProd').style.display='block';
    document.getElementById('accessories').style.display='none';
    document.getElementById('videos').style.display='none';
    document.getElementById('downloads').style.display='none';


    document.getElementById('techspecBtn').style.backgroundColor='white';
    document.getElementById('galleryBtn').style.backgroundColor='white';
    document.getElementById('relProdBtn').style.backgroundColor='#4dbc25';
    document.getElementById('accessoriesBtn').style.backgroundColor='white';
    document.getElementById('videosBtn').style.backgroundColor='white';
    document.getElementById('downloadsBtn').style.backgroundColor='white';


}

function showAccessories()
{
    document.getElementById('techspec').style.display='none';
    document.getElementById('gallery').style.display='none';
    document.getElementById('relProd').style.display='none';
    document.getElementById('accessories').style.display='block';
    document.getElementById('videos').style.display='none';
    document.getElementById('downloads').style.display='none';


    document.getElementById('techspecBtn').style.backgroundColor='white';
    document.getElementById('galleryBtn').style.backgroundColor='white';
    document.getElementById('relProdBtn').style.backgroundColor='white';
    document.getElementById('accessoriesBtn').style.backgroundColor='#4dbc25';
    document.getElementById('videosBtn').style.backgroundColor='white';
    document.getElementById('downloadsBtn').style.backgroundColor='white';


}

function showVideos()
{
    document.getElementById('techspec').style.display='none';
    document.getElementById('gallery').style.display='none';
    document.getElementById('relProd').style.display='none';
    document.getElementById('accessories').style.display='none';
    document.getElementById('videos').style.display='block';
    document.getElementById('downloads').style.display='none';


    document.getElementById('techspecBtn').style.backgroundColor='white';
    document.getElementById('galleryBtn').style.backgroundColor='white';
    document.getElementById('relProdBtn').style.backgroundColor='white';
    document.getElementById('accessoriesBtn').style.backgroundColor='white';
    document.getElementById('videosBtn').style.backgroundColor='#4dbc25';
    document.getElementById('downloadsBtn').style.backgroundColor='white';


}

function showDownloads()
{
    document.getElementById('techspec').style.display='none';
    document.getElementById('gallery').style.display='none';
    document.getElementById('relProd').style.display='none';
    document.getElementById('accessories').style.display='none';
    document.getElementById('videos').style.display='none';
    document.getElementById('downloads').style.display='block';


    document.getElementById('techspecBtn').style.backgroundColor='white';
    document.getElementById('galleryBtn').style.backgroundColor='white';
    document.getElementById('relProdBtn').style.backgroundColor='white';
    document.getElementById('accessoriesBtn').style.backgroundColor='white';
    document.getElementById('videosBtn').style.backgroundColor='white';
    document.getElementById('downloadsBtn').style.backgroundColor='#4dbc25';


}

function showPicture(obr)
{
    i = 0;
    picture_array=obr.split(",");
    document.getElementById('bigPictureWrapper').style.display='block';
    document.getElementById('bigPicture').src = "agrotest/"+picture_array[i];
  
}

function showNextPicture()
{
    i = (i + 1) % picture_array.length;
    document.getElementById('bigPicture').src = "agrotest/"+picture_array[i];
}

function showPreviousPicture()
{
    if(i==0)
    {
        i = picture_array.length-1;
    }else{
        i = (i - 1) % picture_array.length;
    }
 
    document.getElementById('bigPicture').src = "agrotest/"+picture_array[i];
}

function closePicture()
{
    document.getElementById('bigPictureWrapper').style.display='none';
}