// GNB
function initNavigation(seq) {
	nav = document.getElementById("topmenu");
	nav.menu = new Array();
	nav.current = null;
	nav.menuseq = 0;
	navLen = nav.childNodes.length;
	allA = nav.getElementsByTagName("a")
	for(k = 0; k < allA.length; k++) {
		allA.item(k).onmouseover = allA.item(k).onfocus = function () {
			nav.isOver = true;
		}
		allA.item(k).onmouseout = allA.item(k).onblur = function () {
			nav.isOver = false;
			setTimeout(function () {
				if (nav.isOver == false) {
					if (nav.menu[seq])
						nav.menu[seq].onmouseover();
					else if(nav.current) {
						menuImg = nav.current.childNodes.item(0);
						menuImg.src = menuImg.src.replace("_o.gif", ".gif");
						if (nav.current.submenu)
							nav.current.submenu.style.display = "none";
						nav.current = null;
					}
				}
			}, 500);
		}
	}

	for (i = 0; i < navLen; i++) {
		navItem = nav.childNodes.item(i);
		if (navItem.tagName != "LI")
			continue;

		navAnchor = navItem.getElementsByTagName("a").item(0);
		navAnchor.submenu = navItem.getElementsByTagName("ul").item(0);

		navAnchor.onmouseover = navAnchor.onfocus = function () {
			if (nav.current) {
				menuImg = nav.current.childNodes.item(0);
				menuImg.src = menuImg.src.replace("_o.gif", ".gif");
				if (nav.current.submenu)
					nav.current.submenu.style.display = "none";
				nav.current = null;
			}
			if (nav.current != this) {
				menuImg = this.childNodes.item(0);
				menuImg.src = menuImg.src.replace(".gif", "_o.gif");
				if (this.submenu)
					this.submenu.style.display = "block";
				nav.current = this;
			}
			nav.isOver = true;
		}
		nav.menuseq++;
		nav.menu[nav.menuseq] = navAnchor;
	}
	if (nav.menu[seq])
		nav.menu[seq].onmouseover();
}

// LNB
function imgMenuOver(containderID) {
	var objwrap = document.getElementById(containderID);
	var imgMenu = objwrap.getElementsByTagName("a");

	for (i=0; i<imgMenu.length; i++) {
		if(imgMenu[i].getElementsByTagName("img").length == 0) continue;

		if (imgMenu[i].getElementsByTagName("img")[0].src.indexOf("_o.gif") != -1 ) {
			continue;
		}
		imgMenu[i].onmouseover = function() {
			subImage = this.getElementsByTagName("img")[0];
			if (subImage.src.indexOf("_o.gif") != -1) return false;
			subImage.src = subImage.src.replace(".gif","_o.gif");
		}
		imgMenu[i].onfocus = function() {
			subImage = this.getElementsByTagName("img")[0];
			if (subImage.src.indexOf("_o.gif") != -1) return false;
			subImage.src = subImage.src.replace(".gif","_o.gif");
		}
		imgMenu[i].onmouseout = function() {
			subImage = this.getElementsByTagName("img")[0];
			subImage.src = subImage.src.replace("_o.gif", ".gif");
		}
		imgMenu[i].onblur = function() {
			subImage = this.getElementsByTagName("img")[0];
			subImage.src = subImage.src.replace("_o.gif", ".gif");
		}
	}
}

// layer open,close
function intOpen(){
	document.getElementById("open").style.display = 'none';
	document.getElementById("onestop_panel").style.display = 'block';
	/* document.getElementById("main_head").style.height = '370px'; */
}
function intClose(){
	document.getElementById("onestop_panel").style.display = 'none';
	document.getElementById("open").style.display = 'block';
	/* document.getElementById("main_head").style.height = '160px'; */
}


// Adjust Layout
window.onload = function() {
	window.setInterval(function() {
		bodyEl = document.getElementById("body");
		subEl = document.getElementById("sub");
		if (!bodyEl || !subEl)
			return;
		if (bodyEl.offsetHeight < subEl.offsetHeight +  25) {
			bodyEl.style.height = subEl.offsetHeight + "px";
		}
	}, 200);
}

function initBoardList() {
	boardPager = document.getElementById("board-pager");
	if (boardPager)
		boardPager.getElementsByTagName("li").item(2).style.borderStyle = "none";
}
function initBoardViewPhoto() {
	imageContainer = document.getElementById("attach-photo");
	if (imageContainer) {
		imgEl = imageContainer.getElementsByTagName("img");
		for (i = 0; i < imgEl.length; i++) {
			if (imageContainer.offsetWidth < imgEl.item(i).offsetWidth) {
				imgEl.item(i).style.width = imageContainer.offsetWidth;
			}
		}
	}
}


// Tab Content
function initTabMenu(tabContainerID) {
	var tabContainer = document.getElementById(tabContainerID);
	var tabAnchor = tabContainer.getElementsByTagName("a");
	var i = 0;

	for(i=0; i<tabAnchor.length; i++) {
		if (tabAnchor.item(i).className == "tabbtn")
			thismenu = tabAnchor.item(i);
		else
			continue;

		thismenu.container = tabContainer;
		thismenu.targetEl = document.getElementById(tabAnchor.item(i).href.split("#")[1]);
		thismenu.targetEl.style.display = "none";
		thismenu.imgEl = thismenu.getElementsByTagName("img").item(0);

		thismenu.onclick = thismenu.onmouseover = thismenu.onfocus = function tabMenuClick() {
			currentmenu = this.container.current;
			if (currentmenu == this)
				return false;

			if (currentmenu) {
				currentmenu.targetEl.style.display = "none";
				if (currentmenu.imgEl) {
					currentmenu.imgEl.src = currentmenu.imgEl.src.replace("_o.gif", ".gif");
				} else {
					currentmenu.className = currentmenu.className.replace(" over", "");
				}
			}
			this.targetEl.style.display = "";
			if (this.imgEl) {
				this.imgEl.src = this.imgEl.src.replace(".gif", "_o.gif");
			} else {
				this.className += " over";
			}
			this.container.current = this;

			return false;
		};

		if (!thismenu.container.first)
			thismenu.container.first = thismenu;
	}
	if (tabContainer.first)
		tabContainer.first.onclick();
}

// css ---------------------------------------------------------------------------------------
// -------------------------------------------------------------------------------------------
//min-height
function min_height(obj,h){
    if(obj.readyState != "complete") return "auto";
    if(obj.offsetHeight<h){
        obj.style.height="0";
        obj.style.height=h+"px";
    }
}
// -------------------------------------------------------------------------------------------