/* 서브메뉴네비게이션 */
function tree(menuName, mode) {
    if (mode == 'open') {
            eval(menuName + "_open").style.display = '';
            eval(menuName + "_close").style.display = 'none';
    } else if (mode == 'close') {
            eval(menuName + "_open").style.display = 'none';
            eval(menuName + "_close").style.display = '';
    }
}




function ToggleDisplay(oItem,hItem)	{
	if ((oItem.style.display == "") || (oItem.style.display == "none"))	{
		oItem.style.display = "block";
		hItem.style.display = "none";
	}	else {
		oItem.style.display = "none";
		hItem.style.display = "block";
	}
}

function ToggleDisplayb(oButton, oItems)	{		
	if ((oItems.style.display == "") || (oItems.style.display == "none"))	{
		oItems.style.display = "block";
		oButton.src = "/img/icn_minus.gif";
	}	else {
		oItems.style.display = "none";
		oButton.src = "/img/icn_plus.gif";
	}
	return false;
}

function ToggleDisplayc(oItem)	{
	if ((oItem.style.display == "") || (oItem.style.display == "none"))	{
		oItem.style.display = "block";
	}	else {
		oItem.style.display = "none";
	}
}

function ToggleDisplayd(tItem,hItem,oItem) {
	hItem.style.display = "none";
	tItem.style.display = "none";
	oItem.style.display = "block";
}

function ToggleDisplayf(oItem,hItem,tItem) {
	hItem.style.display = "none";
	oItem.style.display = "block";
}

function ToggleDisplay1(oItems, t) {
	if (t == 1)  {
		oItems.style.display = "block";
	} else {
		oItems.style.display = "none";
	}
}

function ToggleDisplayg(oItem,aItem,bItem,cItem) {
	aItem.style.display = "none";
	bItem.style.display = "none";
	cItem.style.display = "none";
	oItem.style.display = "block";
}