/*-------------------------------------------------
Common Javascript
Version : 1.0
create date : 2010. 10. 20.
last update : 2010. 10. 20.
-------------------------------------------------*/

/* OPEN Layer
-------------------------------------------------*/
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

/* 메뉴
--------------------------------------------------------*/
/* 메인 페이지 외 메뉴 */
function initNavigation(seq) {
	var nav = document.getElementById("gnavigation");
	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;
			if(this.getElementsByTagName("img").item(0).src.indexOf("_on.gif") < 0){
				this.getElementsByTagName("img").item(0).src = (this.getElementsByTagName("img").item(0).src).replace(".gif", "_on.gif");
			}
		}
		allA.item(k).onmouseout = allA.item(k).onblur = function () {
			nav.isOver = false;
			if(this.getElementsByTagName("img").item(0).src.indexOf("_on.gif") > 0){
				this.getElementsByTagName("img").item(0).src = (this.getElementsByTagName("img").item(0).src).replace("_on.gif", ".gif");
			}
			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;

		var 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();
}

/* 서브페이지 메뉴 */
function initNavigationSe(seq,seqSub) {
	if(seq==0) return;
	this.initTagOver();
	this.initImgFocus();
	var nav = document.getElementById("gnavigation");
	nav.menu = new Array();
	nav.current = null;
	nav.menuseq = 0;
	navLen = nav.childNodes.length;
	allA = nav.getElementsByTagName("a");
	var navAnchorSub = null;
	var nexCnt = 0;
	var tmpseq = seq+1;
	for(k = 0; k < allA.length; k++) {
		allA.item(k).onmouseover = allA.item(k).onfocus = function () {
			nav.isOver = true;
			if(this.getElementsByTagName("img").item(0).src.indexOf("_on.gif") < 0){
				this.getElementsByTagName("img").item(0).src = (this.getElementsByTagName("img").item(0).src).replace(".gif", "_on.gif");
			}
		}
		allA.item(k).onmouseout = allA.item(k).onblur = function () {
			nav.isOver = false;
			if(this.getElementsByTagName("img").item(0).src.indexOf("_on.gif") > 0){
				this.getElementsByTagName("img").item(0).src = (this.getElementsByTagName("img").item(0).src).replace("_on.gif", ".gif");
			}
			setTimeout(function () {
				if (nav.isOver == false) {
					if(navAnchorSub.src.indexOf("_on.gif") < 0){
						navAnchorSub.src = navAnchorSub.src.replace(".gif", "_on.gif");
					}
					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;

		var navAnchor = navItem.getElementsByTagName("a").item(0);
		navAnchor.submenu = navItem.getElementsByTagName("ul").item(0);
		nexCnt = nexCnt + 1;
		if(nexCnt == (seq)){
			tmpseq = i;
			navAnchorSub = (((((nav.childNodes.item(tmpseq)).getElementsByTagName("ul").item(0)).getElementsByTagName("li").item(seqSub-1)).getElementsByTagName("a").item(0)).getElementsByTagName("img").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();

	navAnchorSub.src = navAnchorSub.src.replace(".gif", "_on.gif");
}

function initTagOver() {
	var nav = document.getElementById("side");
	allA = nav.getElementsByTagName("a");
	allB = nav.getElementsByTagName("li");

	for(k = 0; k < allA.length; k++) {
		allA.item(k).onfocus = function () {
			//alert(allB.item(k));
		}
		allA.item(k).onblur = function () {
			//this.onblur;
		}
	}
}
function initImgFocus(){
	/* 상단만 */
	var nav = document.getElementById("header");
	test = nav.getElementsByTagName("li");
	/* 아래 주석은 모든 링크에 처리 */
	//var test= document.getElementsByTagName("li");

	for(ic = 0; ic < test.length; ic++){
		if(test.item(ic).getElementsByTagName("a").item(0) != null &&
			test.item(ic).getElementsByTagName("a").item(0).getElementsByTagName("img").item(0) != null ){
			test.item(ic).getElementsByTagName("a").item(0).onblur = function () {
				if(this.getElementsByTagName("img").item(0).src.indexOf("_on.gif") > 0){
				this.getElementsByTagName("img").item(0).src 
					= this.getElementsByTagName("img").item(0).src.replace("_on.gif", ".gif");
				}
			}
			test.item(ic).getElementsByTagName("a").item(0).onfocus = function () {
				if(this.getElementsByTagName("img").item(0).src.indexOf("_on.gif") < 0){
				this.getElementsByTagName("img").item(0).src 
					= this.getElementsByTagName("img").item(0).src.replace(".gif", "_on.gif");
				}
			}
		}
    }
}

/* side menu */
function initSNavigation() {
	var loc = document.getElementById("header").getElementsByTagName("a");
	var snavi = document.getElementById("snavigation").getElementsByTagName("li");

	for( var i = 0 ; i < snavi.length ; i++ ) {
		var tmp = snavi.item(i);
		var cnt = 0;
		for(var j = 0; j < tmp.className.length ; j++ ) {
			if(tmp[j] == '_'){
				cnt++;
			}
		}
		
		if(cnt > 1){
			continue;
		}
		
		var anchor = tmp.getElementsByTagName("a").item(0);
		anchor.onmouseover = anchor.onfocus = function() {
			var img = this.childNodes.item(0);
			if( img && img.src != null && img.src.indexOf("_on.gif") < 0 ) img.src = img.src.replace(".gif", "_on.gif");
		}
		anchor.onmouseout = anchor.onblur = function() {
			var img = this.childNodes.item(0);
			if( img && img.src != null && img.src.indexOf("_on.gif") >= 0 ) img.src = img.src.replace("_on.gif", ".gif");
		}
	}

	if( loc ) {
	    var omenu = loc[2].innerHTML; 
		for( var i = 0 ; i < snavi.length ; i++ ) {
			var anchor = snavi.item(i).getElementsByTagName("a").item(0);
			var img = anchor.getElementsByTagName("img");
			if( img && img.length > 0 ) {
				var mm = img.item(0).alt;
				
				if( mm == omenu ) {
					img.item(0).src = img.item(0).src.replace(".gif", "_on.gif");
					anchor.onmouseover = anchor.onfocus = null;
					anchor.onmouseout = anchor.onblur = null;

					if( loc.length > 3 ) {
						var tmenu = loc[3].innerHTML;

						for( var j = i + 1; j < snavi.length ; j++ ) {
							anchor = snavi.item(j).getElementsByTagName("a").item(0);
							img = anchor.getElementsByTagName("img");
							if( img && img.length > 0 ) {
								var mm2 = img.item(0).alt;
				
								if( mm2 == tmenu ) {
									img.item(0).src = img.item(0).src.replace(".gif", "_on.gif");
									anchor.onmouseover = anchor.onfocus = null;
									anchor.onmouseout = anchor.onblur = null;
								}
							}
							
							snavi.item(j).className = anchor.innerHTML == tmenu ? 'on' : '';
						}
					}
				}
			}
			
			var ul = snavi.item(i).getElementsByTagName("ul");
			if(ul.length > 0){
				ul.item(0).style.display = mm == omenu ? '' : 'none';
			}
		}			
	}
}

function imgOver(anchor) {
	var img = anchor.getElementsByTagName("img").item(0);
	if( img && img.src.indexOf("_on.gif") < 0 ) img.src = img.src.replace(".gif", "_on.gif");
}

function imgOut(anchor) {
	var img = anchor.getElementsByTagName("img").item(0);
	if( img && img.src.indexOf("_on.gif") >= 0 ) img.src = img.src.replace("_on.gif", ".gif");
}