function hint (obj, lang) {
	if (document.getElementById(obj + "_" + lang)) {
		document.getElementById(obj + "_" + lang).style.display = "block";
	}
	document.getElementById(obj + "Img").style.background = "url(images/" + obj + "_" + lang + ".gif) 0px 0px";
	//alert("url(images/" + obj + "_" + lang + ".gif)");
}
function hintHide (obj, lang) {
	if (document.getElementById(obj + "_" + lang)) {
		document.getElementById(obj + "_" + lang).style.display = "none";
	}
	document.getElementById(obj + "Img").style.background = "url(images/" + obj + "_de.gif) 0px 0px";
}