var popupTimerHandle = null;
function showBox(div) {
	if (div != 'lay-zine'){
		reallyHideBox('lay-zine');
	}
	if (div != 'lay-perspective'){
		reallyHideBox('lay-perspective');
	}
	if (div != 'lay-news'){
		reallyHideBox('lay-news');
	}
	if (div != 'lay-events'){
		reallyHideBox('lay-events');
	}
	
	if (popupTimerHandle != null) {
		clearTimeout(popupTimerHandle);
		popupTimerHandle = null;
	}

	divObj = document.getElementById(div);
	divObj.style.display = 'block';
}

function hideBox(div) {
	popupTimerHandle = setTimeout("reallyHideBox('" + div + "');", 150);
}

function reallyHideBox(div) {
	divObj = document.getElementById(div);
	divObj.style.display = 'none';
}