function hide(obj, a) {
	document.getElementById(obj).style.display="none";
	document.getElementById(a).style.display="inline";
	if ( obj == "pm1" ) {
		document.getElementById("div1").style.display="none";
	}

	if ( obj == "pm2" ) {
		document.getElementById("div2").style.display="none";
	}

	return false;
};

function show(obj, a) {
	document.getElementById(obj).style.display="inline";
	document.getElementById(a).style.display="none";
	if ( obj == "pm1" ) {
		document.getElementById("div1").style.display="inline";
	}

	if ( obj == "pm2" ) {
		document.getElementById("div2").style.display="inline";
	}

	return false;
};