var isDOM = (document.getElementById ? true : false); 
var isIE4 = ((document.all && !isDOM) ? true : false);
var isNS4 = (document.layers ? true : false);
function getRef(id){
	if (isDOM) return document.getElementById(id);
	if (isIE4) return document.all[id];
	if (isNS4) return document.layers[id];
}
 
var isNS = navigator.appName == "Netscape";
function moveRightEdge()
{
	var yMenuFrom, yMenuTo, yOffset, timeoutNextCheck;
	if (isNS4)
	{
		yMenuFrom   = divMenu.top;
		yMenuTo     = windows.pageYOffset + 0;   // À§ÂÊ À§Ä¡
	}
	else if (isDOM)
	{
		yMenuFrom   = parseInt (divMenu.style.top, 10);
		yMenuTo     = (isNS ? window.pageYOffset : document.documentElement.scrollTop) + 520; // À§ÂÊ À§Ä¡
	}
	timeoutNextCheck = 500;
 
	if (yMenuFrom != yMenuTo)
	{
		yOffset = Math.ceil(Math.abs(yMenuTo - yMenuFrom) / 20);
		if (yMenuTo < yMenuFrom)
			yOffset = -yOffset;
		if (isNS4)
			divMenu.top += yOffset;
		else if (isDOM)
			divMenu.style.top = parseInt (divMenu.style.top, 10) + yOffset;
			timeoutNextCheck = 10;
	}
	setTimeout ("moveRightEdge()", timeoutNextCheck);
}

function goMenu(num) {
	switch (num) {
		case '00':
			location.href="/2010/";
		break;
		case '01':
			location.href="/2010/00/sub1.php";
		break;
		case '02':
			window.open("http://rootnote.indexroot.co.kr");
		break;
		case '03':
			location.href="/2010/00/sub2.php";
		break;

		
		case '1':
			location.href="/2010/01/sub1.php";
		break;
		case '11':
			location.href="/2010/01/sub1.php";
		break;
		case '12':
			location.href="/2010/01/sub2.php";
		break;
		case '13':
			location.href="/2010/01/sub3.php";
		break;
		case '14':
			location.href="/2010/01/sub4.php";
		break;
		case '15':
			location.href="/2010/01/sub5.php";
		break;
		case '16':
			location.href="/2010/01/sub6.php";
		break;
		case '17':
			location.href="/2010/01/sub7.php";
		break;

		case '2':
			location.href="/2010/02/sub1.php";
		break;
		case '21':
			location.href="/2010/02/sub1.php";
		break;
		case '22':
			location.href="/2010/02/sub2.php";
		break;
		case '23':
			location.href="/2010/02/sub3.php";
		break;
		case '24':
			location.href="/2010/02/sub4.php";
		break;
		case '25':
			location.href="/2010/02/sub5.php";
		break;
		case '26':
			location.href="/2010/02/sub6.php";
		break;
		case '27':
			location.href="/2010/02/sub7.php";
		break;
		case '28':
			location.href="/2010/02/sub8.php";
		break;

		case '3':
			location.href="/2010/03/sub1.php";
		break;
		case '31':
			location.href="/2010/03/sub1.php";
		break;
		case '32':
			location.href="/2010/03/sub2.php";
		break;
		case '33':
			location.href="/2010/03/sub3.php";
		break;
		case '34':
			location.href="/2010/03/sub4.php";
		break;

		case '4':
			location.href="/2010/04/sub1.php";
		break;
		case '41':
			location.href="/2010/04/sub1.php";
		break;
		case '42':
			location.href="/2010/04/sub2.php";
		break;
		case '43':
			location.href="/2010/04/sub3.php";
		break;
		case '44':
			location.href="/2010/04/sub4.php";
		break;
		case '45':
			location.href="/2010/04/sub5.php";
		break;


		default:
			alert('ÁغñÁßÀÔ´Ï´Ù.');
	}
}

// iframe resize
function autoResize(i) {
	window.scrollTo(0,0);
	i.height = 0;
    var iframeHeight=(i).contentWindow.document.body.scrollHeight;
    (i).height=iframeHeight+20;
}


// iframe resize2
function autoResize2(i) {
	var obj = document.getElementById(i);
    var iframeHeight=(obj).contentWindow.document.body.scrollHeight;
    (obj).height=iframeHeight+20;
}

function toggle(obj){
	el = document.getElementById(obj);
	el.style.display = el.style.display=='none' ? 'block' : 'none';
}

function changeOffice(site, no){
	var obj = document.getElementById(site+'Top');
	obj.style.backgroundImage = "url(/2010/images/bgOfficeTop"+no+".png)";
	for (i=1;i<=5;i++) {
		document.getElementById(site+i).style.display = "none";
	}
	document.getElementById(site+no).style.display = "block";

}