var version = navigator.appVersion;

function oMenu(x) {
	if (version.indexOf("Windows") != -1) {
		ceMenu = document.getElementById("menu"+x).style;
		//puce = document.getElementById("expander"+x);
		if (ceMenu.display == "block") {
			ceMenu.display = "none";
			//puce.src = "_imgs/interface/menu_type1.gif";
		}
		else {
			ceMenu.display = "block";
			//puce.src = "_imgs/interface/menu_type1.gif";
		}
	}
	return false
}