<!--

function chng(ImgName,ImgSrc)
	{
		eval('document.images.'+ImgName+'.src = '+ImgSrc+'.src;');			
	}

function chng2(ImgName,ImgSrc)
{
	eval('document.images.'+ImgName+'.src = '+ImgSrc+'.src;');			
}

function MM_showHideLayers() { //v3.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}


/* 회사소개 : 연혁 */

	var historyNum = 4; // 연혁수

	function historyDiv(Num)
	{
		for(i=0; i<historyNum; i++)
		{
			rNum = i+1;
			divObj = document.all ? document.all["hDIV" + rNum] : document.getElementById("hDIV" + rNum);
			imgObj = document.images["hMENU" + rNum];
			if(divObj == null) continue;

			// 오버
			if(Num == rNum)
			{
				if(imgObj) MM_swapImage('hMENU' + Num,'','img/map0' + Num + 'r.gif',0);
			}
			else {
				if(imgObj) MM_swapImage('hMENU' + rNum,'','img/map0' + rNum + '.gif',0);
			}

			divObj.style.display = (Num != rNum) ? "none" : "";
		}

		return;
	}


/* 고객지원 : FAQ */

	var old_menu = '';

	function ShowDetail( submenu )
	{
		if( old_menu != submenu ) {
			if( old_menu !='' ) {
				old_menu.style.display = "none";
			}
			submenu.style.display = "block";
			old_menu = submenu;
		} else {
			submenu.style.display = "none";
			old_menu = '';
		}
	}


/* 고객지원 : 게시판 검색 */

	function searchCheck(F, Msg)
	{
		if(F.word.value.replace(/\s+/g, "") == "")
		{
			alert(Msg);
			F.word.value = "";
			F.word.focus();
			return false;
		}
		return true;
	}


/* 제품소개 */

	function productDiv(Num)
	{
		for(i=0; i<2; i++)
		{
			rNum = i+1;
			divObj = document.all ? document.all["pDetail" + rNum] : document.getElementById("pDetail" + rNum);
			imgObj = document.images["tMENU" + rNum];
			if(divObj == null) continue;

			// 오버
			if(Num == rNum)
			{
				if(imgObj) MM_swapImage('tMENU' + rNum,'','img/t_menu0' + rNum + 'r.gif',0)
			}
			else {
				if(imgObj) MM_swapImage('tMENU' + rNum,'','img/t_menu0' + rNum + '.gif',0);
			}

			divObj.style.display = (Num != rNum) ? "none" : "";
		}

		return;
	}


/* 고객지원 : 계산 */

	function optionDel(O)
	{
		for(j=O.length; j>=0; j--) O.options[j] = null;
		return;
	}

	function setFPS(F, O)
	{
		optionDel(F.c_fps);

		// 프레임수(NTSC:30 , PAL:25)
		fptLen = (O.value == "N") ? 30 : 25;

		for(i=0; i<fptLen; i++)
		{
			fps = i+1;
			F.c_fps.options[i] = new Option(fps + " FPS", fps, false, false);
		}
		return;
	}


	// 해상도
	var screen02_set = [
		["320*240", "720*240", "720*480"],
		["360*288", "720*288", "720*576"],
	];

	// 화질
	var screen03_set = [
		[1, 2, 4, 6, 10],
		[3, 4, 6, 8, 11]
	];

	function setScreen(F, O)
	{
		optionDel(F.screen_02);
		optionDel(F.screen_03);

		// 해상도
		s2Obj = screen02_set[O.value];
		s2ObjLen = s2Obj.length;
		for(i=0; i<s2ObjLen; i++)
		{
			s2Val = (i<2) ? i+1 : i+2;
			F.screen_02.options[i] = new Option(s2Obj[i], s2Val, false, false);
		}

		// 화질
		s3Obj = screen03_set[O.value];
		s3ObjLen = screen03_txt.length;
		for(k=0; k<s3ObjLen; k++)
		{
			F.screen_03.options[k] = new Option(screen03_txt[k], s3Obj[k], false, (k==2) ? true : false);
		}

		return;
	}

	function calCheck_02(F, L)
	{
		errorMsg1 = (L != null) ? "원하는 저장일 수를 입력하세요." : "Insert recording days";
		errorMsg2 = (L != null) ? "원하는 저장일 수는 숫자로만 입력해주세요." : "Insert only Number";

		if(F.day.value.length == 0)
		{
			alert(errorMsg1);
			F.day.focus();
			return;
		}

		if(isNaN(F.day.value))
		{
			alert(errorMsg2);
			F.day.focus();
			F.day.select();
			return;
		}

		F.rec_hdd.value = parseInt(F.day_length.value * F.day.value);
	}

//-->