function onSourceDownloadProgressChanged(sender, eventArgs) {
    sender.findName("FotoDownLoaderText").Text = "Nahrávám data..." + Math.round((eventArgs.progress * 1000)) / 10 + "%";

//alert(eventArgs.progress)
    //sender.findName("FotoDownLoaderText").Text = eventArgs.progress * 200;
    //sender.findName("uxStatus").Text = "Loading: " + Math.round((eventArgs.progress * 1000)) / 10 + "%";
    sender.findName("uxProgressBar").ScaleX = eventArgs.progress;


    
}