/**
 *
 */
function change_img (shopid, kod_barvy)
{
    var i = shopid+';'+kod_barvy;
    
    // detail
    var im = document.getElementById('img_detail_'+shopid);
    //alert(i);
    //alert(img);
    var hrf = document.getElementById('href_detail_'+shopid);
    if (im && barvy_img_pic[i]) {

        im.src = barvy_img_pic[i]['big'];

        if (hrf) {
            hrf.href = hrf.href.replace(/picture\/shop\/zbozi\/original\/[^\.]+\.jpg/, barvy_img_pic[i]['original']);
            var hrfoc = new String(hrf.onclick);
            hrf.onclick = hrfoc.replace(/picture\/shop\/zbozi\/original\/[^\.]+\.jpg/, barvy_img_pic[i]['original']);
        }
    }
}