function displaySection(hide, show) {
	var hidden = hide.split('|');
	for (var i=0; i<hidden.length; i++) {
		if (document.getElementById(hidden[i])) {
			document.getElementById(hidden[i]).style.display = 'none';
		}
	}

	var shown = show.split('|');
	for (var i=0; i<shown.length; i++) {
		if (document.getElementById(shown[i])) {
			document.getElementById(shown[i]).style.display = 'block';
		}
	}
	
	return false;
}

function popupWin(url, name, w, h) {
	var prefs = 'left=50,top=5,toolbar=Yes,location=No,scrollbars=Yes,status=No,resizable=Yes,fullscreen=No';
	var win = window.open(url,name,'width='+w+',height='+h+','+prefs); 
	if (win) {
		win.focus(); 
	}
	return false;
}