function setPNG24(obj) { 
	obj.width=obj.height=1; 
	obj.className=obj.className.replace(/\bPNG24\b/i,''); 
	obj.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+ obj.src +"',sizingMethod='image');" 
	obj.src=''; 
	return ''; 
} 

//* image rollover *//

function overImgjpg( obj ) {

    obj.src = obj.src.replace( 'off.gif', 'on.gif' );

}

function outImgjpg( obj ) {

    obj.src = obj.src.replace( 'on.gif', 'off.gif' );

}

// gnbMenu

function initNavigation(seq) {
	nav = document.getElementById("gnbMenu");

	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();
}

//select



function selectShow(Name)	{
	selectObj = document.getElementById(Name);
	selectObj.style.display='block';
}



function selectHide(Name)	{
	selectObj = document.getElementById(Name);
	selectObj.style.display='none';
}


function bluring(){ 
if(event.srcElement.tagName=="A"||event.srcElement.tagName=="IMG") document.body.focus(); 
} 
document.onfocusin=bluring; 


 function TapMenu(index){
	var elements = "4";

  for (  var i=1; i<elements; i++ ){
 
  document.getElementById("TabDiv"+i).style.display = "none";
  document.getElementById("Tab"+i).className = "off"
  //document.getElementById("TabMenu"+i).src = "/img/TabSling"+i+".gif";
    } 
   document.getElementById("TabDiv"+index).style.display="block";
   document.getElementById("Tab"+index).className = "over"
  //document.getElementById("TabMenu"+index).src = "/img/TabSling"+index+"_over.gif";
 }


function DisplayMenu(index) {
        for (i=1; i<=4; i++){
		var obj3 = document.getElementById("menu"+i);

		if (index == i) {
			obj3.display = "";
			document.getElementById("Tab"+i).className = "over"
        } else {
			 obj3.display = "none";
			 document.getElementById("Tab"+i).className = "off"
        }
   }
 }

/* tab js */
function jsTabChange(num){
	for(var i=1;i<=4;i++){
		var obj1 = document.getElementById("Tab"+i);
		var obj3 = document.getElementById("tabList-"+i);
		if(i==num) {
			obj1.className = "over";
			obj3.style.display = "block";
		}	else	{
			obj1.className = "off";
			obj3.style.display = "none";
		}
	}
}