function openMenu()
{
	var targetId, srcElement, targetElement; srcElement = window.event.srcElement;
	if (srcElement.className == 'openMenu')
	{
		targetId = srcElement.id+'_open';
		targetElement=document.all(targetId);
		if (targetElement.style.display == 'none')
		{
			targetElement.style.display = '';
		}
		else
		{
			targetElement.style.display = 'none';
		}
	}
}
document.onclick = openMenu;