//Element ID ºÒ·¯¾²±â
function dEI(elementID){
	return document.getElementById(elementID);
}

// roundBox Layout
function initLayout(layoutEl,childEl) {
	var layoutId = dEI(layoutEl);
	var contentsId = dEI(childEl);
		
	//create and build div structure
	var bodyTH = document.createElement('div');
	var bodyLV = document.createElement('div');
	var bodyRV = document.createElement('div');
	var bodyBH = document.createElement('div');
	var bodyTL = document.createElement('div');
	var bodyTR = document.createElement('div');
	var bodyBL = document.createElement('div');
	var bodyBR = document.createElement('div');
	bodyTH.className = "bodyTH";
	bodyLV.className = "bodyLV";
	bodyRV.className = "bodyRV";
	bodyBH.className = "bodyBH";
	bodyTL.className = "bodyTL";
	bodyTR.className = "bodyTR";
	bodyBL.className = "bodyBL";
	bodyBR.className = "bodyBR";
	layoutId.appendChild(bodyTH);
	bodyTH.appendChild(bodyLV);
	bodyLV.appendChild(bodyRV);
	bodyRV.appendChild(bodyBH);
	bodyBH.appendChild(bodyTL);
	bodyTL.appendChild(bodyTR);
	bodyTR.appendChild(bodyBL);
	bodyBL.appendChild(bodyBR);
	bodyBR.appendChild(contentsId);
}

//Images Btn_KSS
function BtnOn(imgEl){
	imgEl.src = imgEl.src.replace(".gif", "_on.gif");
}
function BtnOut(imgEl){
	imgEl.src = imgEl.src.replace("_on.gif", ".gif");
}

// first ¿¹¿Üó¸® firstChild(ºí·°Id, ű׳×ÀÓ, ó¸®ÇÒ ¾ÆÀÌÅÛ ¹øÈ£) // ¾ÆÀÌÅÛ¹øÈ£´Â 0¹øºÎÅÍ ¹Ýȯ
function firstChild(Elid, Etn, Num){
	if(Num==""){Num=0;}
	liEl = dEI(Elid).getElementsByTagName(Etn);
	if (liEl.item(Num)) {
		liEl.item(Num).className += " first-child";
	}
}

// À̹ÌÁö ·Ñ¿À¹ö
function imgRollover(imgBoxID){
	var MenuCounts = dEI(imgBoxID).getElementsByTagName("img");
	for (i=0;i<MenuCounts.length;i++) {
		var numImg=MenuCounts.item(i);
		var ImgCheck = numImg.src.substring(numImg.src.length-6,numImg.src.length);
		if (ImgCheck!="on.gif") {
				numImg.onmouseover = function () {
					this.src = this.src.replace(".gif", "on.gif");
				}
				numImg.onmouseout = function () {
					this.src = this.src.replace("on.gif", ".gif");
				}
			}
	}
}

function tabCheck(dotabid, num){
		var inum=parseInt(num)-1;
		var linkTab=dEI(dotabid).getElementsByTagName("a");
		for (i=0;i<linkTab.length;i++) {
			var tabimg = linkTab.item(i).getElementsByTagName("img").item(0);
			var  tabContents= dEI(dotabid+(1+i));
			if (i==inum) {
				if(tabContents.style.display!="block"){
					tabimg.src=tabimg.src.replace(".gif", "on.gif");
					tabContents.style.display="block";
				}
			}else{
				tabimg.src=tabimg.src.replace("on.gif", ".gif");
				tabContents.style.display="none";
			}
	}
}

function tabCheck2(dotabid, num){
		var inum=parseInt(num)-1;
		var linkTab=dEI(dotabid).getElementsByTagName("a");
		for (i=0;i<linkTab.length;i++) {
			var tabimg = linkTab.item(i).getElementsByTagName("img").item(0);
			var  tabContents= dEI(dotabid+(1+i));
			if (i==inum) {
				//if(tabContents.style.display!="block"){
					if(tabimg.src.indexOf("on") == -1) tabimg.src=tabimg.src.replace(".gif", "on.gif");
				//	tabContents.style.display="block";
				//}
			}else{
				tabimg.src=tabimg.src.replace("on.gif", ".gif");
				//tabContents.style.display="none";
			}
	}
}


// first ¿¹¿Üó¸® listFirst(ºí·°Id, ű׳×ÀÓ, ó¸®ÇÒ ¾ÆÀÌÅÛ °¹¼ö) // ¾ÆÀÌÅÛ¹øÈ£´Â 0¹øºÎÅÍ ¹Ýȯ
function listFirst(Elid, Etn, Num){
	liEl = dEI(Elid).getElementsByTagName(Etn);
	
	for(i=0; liEl.length>i; i=i+Num){
		liEl.item(i).className += " first";
	}
}