function openLoadingWindow() {
	document.getElementById('loading').style.display = "";
	st_animation(document.getElementById('loadingwindow'),'opacity', 0, 0.9, 40, 0.15, false);
}
function closeLoadingWindow() {
	st_animation(document.getElementById('loadingwindow'),'opacity', 0.9, 0, 40, 0.15, false);
	setTimeout(function() {document.getElementById('loading').style.display = "none"}, 300);
}