function setShowDiv(divNum, maxDivNum) {
	for(i=1; i<=maxDivNum; i++) { 
		obj = document.getElementById("div"+i);
		obj.style.display = "none";
	}
	document.getElementById("div"+divNum).style.display = "";
}

function toggleShowHide(objId) {
	obj = document.getElementById(objId);
	if ( obj.style.display == "none" ) obj.style.display = "";
	else obj.style.display = "none"
}