// Top Menu
function initNavigation(seq) {
	var nav;
	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("_on.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("_on.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", "_on.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();
}













// 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;
			}
		}
	}
}
// gotop
function initMoving(target) {
	if (!target)
		return false;

	var obj = target;
	obj.initTop = 600;
	obj.initLeft = 945;
	obj.bottomLimit = document.documentElement.scrollHeight - 220;
	obj.topLimit = 545;

	obj.style.position = "absolute";
	obj.top = obj.initTop;
	obj.left = obj.initLeft;
	obj.style.top = obj.top + "px";
	obj.style.left = obj.left + "px";

	obj.getTop = function() {
		if (document.documentElement.scrollTop) {
			return document.documentElement.scrollTop;
		} else if (window.pageYOffset) {
			return window.pageYOffset;
		} else {
			return 0;
		}
	}
	obj.getHeight = function() {
		if (self.innerHeight) {
			return self.innerHeight;
		} else if(document.documentElement.clientHeight) {
			return document.documentElement.clientHeight;
		} else {
			return 500;
		}
	}
	obj.move = setInterval(function() {
		pos = obj.getTop() + obj.getHeight() / 2 - 15;

		if (pos > obj.bottomLimit)
			pos = obj.bottomLimit
		if (pos < obj.topLimit)
			pos = obj.topLimit

		interval = obj.top - pos;
		obj.top = obj.top - interval / 3;
		obj.style.top = obj.top + "px";
	}, 40)
}

/*
* file download 
*/
 function download2(path, filename){
  window.iDownload.location.href="/common/download3.jsp?savePath=" + path + "&upfileName=" + filename;
 }

function fileDownload(path, filename ,upfilename){
	window.iDownload.location.href="/common/download.jsp?savePath=" + path + "&fileName=" + filename +"&upfileName="+upfilename;
}

// ÷ºÎÆÄÀÏÀÌ ±×¸²ÆÄÀÏÀÎÁö ÆÇ´Ü
function attachFileCheck(obj) {
	var str = obj.value;
	var i = str.indexOf(".");
	if(i < 0) {
		alert("÷ºÎÇÒ ÆÄÀÏÀ» Á¤È®È÷ ¼±ÅÃÇØ ÁÖ¼¼¿ä.\r\n\r\nhwp, doc, pdf, ppt, jpg, gif, zip, xls ÆÄÀÏ¿Ü¿¡´Â ºÒ°¡´ÉÇÕ´Ï´Ù.");
		obj.focus();
		return true;
	}
	if(str != "" ) {
		var str1 = str.split(".");
		var str2 = str1[str1.length-1];
		if(str2 == "hwp" || str2 =="doc" || str2 =="ppt"|| str2=="gif" || str2 == "zip" || str2 == "xls" ) {
			alert("÷ºÎÇÒ ÆÄÀÏÀÇ Çü½ÄÀÌ ÀÏÄ¡ÇÏÁö ¾Ê½À´Ï´Ù.");
			return true;
		} else if(str2 == "HWP" || str2 =="DOC" || str2 =="PPT"|| str2=="GIF" || str2 == "ZIP" || str2 == "XLS" ) {
			alert("÷ºÎÇÒ ÆÄÀÏÀÇ Çü½ÄÀÌ ÀÏÄ¡ÇÏÁö ¾Ê½À´Ï´Ù.");
			return true;
		} else {
			return false;
		}
	} else {
		alert("÷ºÎÇÒ ÆÄÀÏÀ» ¼±ÅÃÇØÁÖ¼¼¿ä");
		return true;
	}
}