var maxalf;
function navig(zzz) { 
		if (navigator.appName!="Netscape") newname=document.all[zzz];
		else newname=document.getElementById(zzz);
		return newname;
}

function hidmen() { 
		for (i=0;i<maxalf;i++) { 
		x='m'+i;
		alias=navig(x);
		alias.style.visibility='hidden';
		}
		//alert("hidmen done");
}
function shmen(x) { 
	hidmen();
	alias=navig(x);
	//alert("shmen up to");
	alias.style.visibility='visible';
	//alert(alias.style.visibility);
}