function goUrl(url,target) {
  top.frames[target].location = url;
  return true;
}

function goCab(url,target) {
  top.frames[target].location = url + "?lan=" + lan;
  return true;
}

function setStyleSheet(theme) {
	for (i=0; i<document.styleSheets.length; i++) {
		if (document.styleSheets[i].title) {
			document.styleSheets[i].disabled = true;
			if (document.styleSheets[i].title == theme)
				document.styleSheets[i].disabled = false;
		}
	}
}