var ISO_CURRRENT_CONTAINER = null

function showContainer(container) {
	if((targetContainer = $(container)) !== false) {
		targetContainer.setStyle('display', 'block');
	}	
}

function hideContainer(container) {
	if((targetContainer = $(container)) !== false) {
		targetContainer.setStyle('display', 'none');
	}
}

function toggleContainer(container) {
	var targetContainer = $(container);
	ISO_CURRRENT_CONTAINER = container;
	
	//Hide current if needed
	if(targetContainer != $(ISO_CURRRENT_CONTAINER)) {
		hideContainer(ISO_CURRRENT_CONTAINER);
	}
	
	//Check what to do with container
	if(targetContainer !== false) {
		switch(targetContainer.getStyle('display')) {
			case 'none':
				showContainer(container);
				break;
			case 'block':
			default:
				hideContainer(container);
				break;
		}
	}
	
	//Set current container
	ISO_CURRRENT_CONTAINER = container;
}