function onSummaryPlusClick(obj)
{
	obj.style.display = "none";
	obj.parentElement.children[1].style.display = "block";
	obj.parentElement.parentElement.children[1].children[0].style.fontWeight = "bold";
	obj.parentElement.parentElement.children[1].children[1].style.display = "block";
}

function onSummaryMinusClick(obj)
{
	obj.style.display = "none";
	obj.parentElement.children[0].style.display = "block";
	obj.parentElement.parentElement.children[1].children[0].style.fontWeight = "normal";
	obj.parentElement.parentElement.children[1].children[1].style.display = "none";
}