function openBrowserWindow (url,name,width,height) {
	var properties = "width="+width+",height="+height+",scrollbars,resizable";
	Case=window.open(url,name,properties);
	Case.focus();
}


if (document.images)  version = "n4";  
else if (navigator.userAgent.indexOf("Mozilla/2.0") != -1) version = "n3";
else version = "n2";

function on_img(imgName) {
	if (version == "n4") {
		img = eval(imgName + "_on.src");
		document [imgName].src = img;
	}
}

function off_img(imgName) {
	if (version == "n4") {
		img = eval(imgName + "_off.src");
		document [imgName].src = img;
	}
}

function message(text) {
	window.status = text;
	return true;
}