/* Flash */
function IE_HtmlRewrite(objParent) {
	if (window.ActiveXObject && objParent) {
		objParent.innerHTML = objParent.innerHTML;
	}
}
/* Roll Over Image */
function menuOn(imgEl) {
	imgEl.src = imgEl.src.replace("_off.gif", "_on.gif");
}
function menuOut(imgEl) {
	imgEl.src = imgEl.src.replace("_on.gif", "_off.gif");
}
/* 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 == "tab")
			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 = function tabMenuClick() {
			currentmenu = this.container.current;
			if (currentmenu == this)
				return;

			if (currentmenu) {
				currentmenu.targetEl.style.display = "none";
				if (currentmenu.imgEl) {
					currentmenu.imgEl.src = currentmenu.imgEl.src.replace("_on.gif", "_off.gif");
				} else {
					currentmenu.className = currentmenu.className.replace("on", "");
				}
			}

			this.targetEl.style.display = "block";
			if (this.imgEl) {
				this.imgEl.src = this.imgEl.src.replace("_off.gif", "_on.gif");
			} else {
				this.className += " on";
			}
			this.container.current = this;

			return false;
		};

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

	if (tabContainer.first)
		tabContainer.first.onclick();
}

// [[ Global Navigation Bar ]]
function initNavigation(seq) {
	nav = document.getElementById("mainmenu");
	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);
						var menuImg = null;
						var i=0;
						while(menuImg == null || menuImg.src == null ){
							menuImg = nav.current.childNodes.item(i++);
						}

						if(menuImg != null && menuImg.src != null ){
							menuImg.src = menuImg.src.replace("_on.gif", "_off.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);
				var menuImg = null;
				var i=0;
				while(menuImg == null || menuImg.src == null ){
					menuImg = nav.current.childNodes.item(i++);
				}

				if(menuImg != null && menuImg.src != null ){
					menuImg.src = menuImg.src.replace("_on.gif", "_off.gif");
				}
				if (nav.current.submenu)
					nav.current.submenu.style.display = "none";
				nav.current = null;
			}
			//mouseover
			if (nav.current != this) {
				//menuImg = this.childNodes.item(0);
				var menuImg = null;
				var i=0;
				while(menuImg == null || menuImg.src == null ){
					menuImg = this.childNodes.item(i++);
				}

				if(menuImg != null && menuImg.src != null ){
					if( menuImg.src.indexOf("_on.gif") < 0 ){
						menuImg.src = menuImg.src.replace("_off.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();
} // [[ END Global Navigation Bar ]]




/* 레이어보이기 숨기기 */
function layerShow(layerId) {
 document.getElementById(layerId).style.display = "block";
}
function layerHide(layerId) {
 document.getElementById(layerId).style.display = "none";
}


/* Slide Content */
var currentContentPage = 1;
var contentElCount = 6;
var content_x = 0;
var slideContentTo = 0;
var contentWidth = 110;
var isImageBtn = false;

function initScrollContent(initCont) {
	cont = document.getElementById("slideContent").getElementsByTagName("li");

	for (i=0; i<cont.length; i++) {
		if (cont[i].className == "slideContent") {
			contentElCount++;
			cont[i].style.left = contentWidth * (contentElCount - 1) + "px";
		}
	}

	setSlideBtn();
}
function setSlideBtn() {
	if (parseInt(currentContentPage) == 1) {
		setPrevBtn("off");
		setNextBtn("off");
	} else if (parseInt(currentContentPage) == contentElCount-3) {
		setPrevBtn("off");
		setNextBtn("off");
	} else {
		setPrevBtn("off");
		setNextBtn("on");
	}
}
function setPrevBtn(condition) {
	var prevBtn = document.getElementById("prevBtn");

	if (condition == "off") {
		prevBtn.onclick = viewPrev;
		prevBtn.style.cursor = "pointer";
		//if (isImageBtn) prevBtn.src = prevBtn.src.replace("_off.gif", ".gif");
		prevBtn.className = "off";
	} else {
		prevBtn.onclick = "";
		prevBtn.style.cursor = "default";
		//if (isImageBtn) prevBtn.src = prevBtn.src.replace(".gif", "_off.gif");
		prevBtn.className = "off";
	}
}
function setNextBtn(condition) {
	var nextBtn = document.getElementById("nextBtn");

	if (condition == "off") {
		nextBtn.onclick = viewNext;
		nextBtn.style.cursor = "pointer";
		//if (isImageBtn) nextBtn.src = nextBtn.src.replace("_off.gif", ".gif");
		nextBtn.className = "off";
	} else {
		nextBtn.onclick = "";
		nextBtn.style.cursor = "default";
		//if (isImageBtn) nextBtn.src = nextBtn.src.replace(".gif", "_off.gif");
		nextBtn.className = "off";
	}
}
function viewNext() {
	slideContentTo += contentWidth;
	currentContentPage = parseInt(currentContentPage) - 1;
	setSlideBtn();
	startScroll();
}
function viewPrev() {
	slideContentTo -= contentWidth;
	currentContentPage = parseInt(currentContentPage) + 1;
	setSlideBtn();
	startScroll();
}
function startScroll() {
	setTimeout("slideContent()", 10);
}
function slideContent() {
	if (Math.abs(content_x - slideContentTo) > 1) {
		content_x += (slideContentTo - content_x) * .1;
		document.getElementById("slideContent").style.left = content_x + "px";
		startScroll();
	} else {
		content_x = slideContentTo;
		document.getElementById("slideContent").style.left = content_x + "px";
	}
}


/*글자크기 확대 축소*/
var zoomRate = 10;  // 확대/축소시 증감률
	var maxRate = 120;  //최대확대률
	var minRate = 70;  //최소축소률
	var currZoom = 100;

	function zoomIn(contentid) {
	    if ( currZoom >= maxRate ) {
	        return;
	    }else {
			currZoom += zoomRate;
			document.all[contentid].style.zoom = currZoom + "%";
		}
	}

	function zoomOut(contentid) {
	    if ( currZoom <= minRate ) {
	        return;
	    }else {
			currZoom -= zoomRate;
			document.all[contentid].style.zoom = currZoom + "%";
		}
	}

	function zoomReset(contentid, how) {
	    document.all[contentid].style.zoom = '100%';
	    currZoom = '100%';
	}
	/*서브 글자 확대 축소*/
var defsize = 0.75;
function zoom_it(n) {
    defsize += n;
    var objBody = document.getElementsByTagName("body").item(0);
    objBody.style.fontSize = defsize + "em";
}