function moreInfo(id) {
	var element = new getObj(id+"_days");
	var element2 = new getObj(id+"_month");
	var element3 = new getObj(id+"_year");
	var selval = element.obj.options[element.obj.selectedIndex].value;
	var selval2 = element2.obj.options[element2.obj.selectedIndex].value;
	var selval3 = element3.obj.options[element3.obj.selectedIndex].value;
	if (isNaN(Number(selval)) && isNaN(Number(selval2)) && isNaN(Number(selval3))) {
		hideRow(id+"_more_info_row");
	} else {
		showRow(id+"_more_info_row");
	}
}

function hideRow(whichRow) {
	var element = new getObj(whichRow);
	element.style.display = "none";
}

function showRow(whichRow) {
	var element = new getObj(whichRow);
	element.style.display = "";
}

function toggleLayer(whichLayer) {
	var element = new getObj(whichLayer);
	element.style.display = element.style.display? "":"none";
}