/* Menu Control */
function NavigationSelect(seq) {
	nav = document.getElementById("gnb");
	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(".gif", "_ov.gif");
						if (nav.current.submenu)
							nav.current.submenu.style.display = "none";
						nav.current = null;
					}
				}
			}, 1500);
		}
	}

	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("_ov.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", "_ov.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();
}

/* Site Screen Zoom */
var screenSize = 100;
var defsize = 12;
function ScreenZoom(Way) {
	if (navigator.userAgent.toLowerCase().indexOf("msie") != -1){
		screenSize = (Way == "+") ? screenSize + 10 : screenSize - 10;
		if (screenSize > 150){		screenSize = 150;		}
		if (screenSize < 60){			screenSize = 60;		}
		document.getElementById("wrap").style.zoom = screenSize + "%";
	}else{
		defsize = (Way == "+") ? defsize + 1 : defsize - 1;
		document.getElementsByTagName("a").item(0).style.fontSize = defsize + "px";
		document.getElementsByTagName("div").item(0).style.fontSize = defsize + "px";
		document.getElementsByTagName("p").item(0).style.fontSize = defsize + "px";
		document.getElementsByTagName("li").item(0).style.fontSize = defsize + "px";
		document.getElementsByTagName("span").item(0).style.fontSize = defsize + "px";
		document.getElementsByTagName("select").item(0).style.fontSize = defsize + "px";
	}
}

/* Select Site Url Go */
function goSite(formV){
	window.open(formV.SiteUrl.value);
	return false;
}