show = function(showId) {
	if(showId.match(',')) {
		showParts = showId.split(',');
		for(var i=0; i<showParts.length; i++) {
			showPart = document.getElementById(showParts[i]);
			if(showPart) {
				showPart.className = 'show';
			}
		}
	} else {
		showPart = document.getElementById(showId);
		if(showPart) {
			showPart.className = 'show';
		}
	}
	
	
}

hide = function(hideId) {
	hidePart = document.getElementById(hideId);
	if(hidePart) {
		hidePart.className = 'hide';
	}
}