// png À̹ÌÁö
function setPng24(obj) { 
    obj.width=obj.height=1; 
	obj.style.width = obj.width + "px"; 
    obj.style.height = obj.height + "px"; 
    obj.className=obj.className.replace(/\bpng24\b/i,''); 
    obj.style.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+ obj.src +"',sizingMethod='image');" 
    obj.src='';  
    return ''; 
} 

// ±âº» Ç÷¡½Ã				
function flashObj(URL,SizeX,SizeY,LnkId,Frm,Flag) // quick
{
    document.write('            <object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" ');
    document.write('                    codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0" ');
    document.write('                    width="'+SizeX+'" height="'+SizeY+'"  id="'+LnkId+'" align="middle">');
    document.write('            <param name="movie"     value="'+URL+'" />');
    document.write('            <param name="quality"   value="high" />');
    if ( Flag == null || Flag != 'N' )
    {
        document.write('        <param name="wmode"     value="transparent"/>');
    }
 document.write('   <param name="allowScriptAccess" value="always"/> ');
 document.write('   <param name="base" value="." />');
    document.write('            <embed base="." src="'+URL+'" quality="high" width="'+SizeX+'" height="'+SizeY+'"  align="middle" ');
  if ( Flag == null || Flag != 'N' )
    {
        document.write('         wmode="transparent" ');
    }
    document.write('             type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" allowScriptAccess="always" swLiveConnect=true name="'+LnkId+'"  />');
    document.write('            </embed></object>');
 if ( Frm == 'Y' ) { // form ÅÂ±× µé¾î°¡´Â ÆäÀÌÁö¿¡ Àû¿ë
  eval("window." + LnkId + " = document.forms[0]."+ LnkId +"; ");
 }
}


//quick_top
function getPosition(){
	var start, end, scale, term;
	start = parseInt (document.getElementById('btn_top').style.top, 10);
	end = document.documentElement.scrollTop +218;
	term = 5;

	if ( start != end ) {
	scale = Math.ceil( Math.abs( end - start ) / 20 );
		if ( end < start )	scale = -scale;
		document.getElementById('btn_top').style.top = parseInt (document.getElementById('btn_top').style.top, 10)+ scale + "px";
		term = 1;
	}
	setTimeout ("getPosition()", term);
}
function moveBanner() {
	document.getElementById('btn_top').style.top = document.documentElement.scrollTop + 100 + "px"; //¼ýÀÚ°¡ °°À¸¸é ½½¶óÀÌµå ¾ø´Ù.
	getPosition();
	return true;
}





//Æ˾÷¶ç¿ì±â ½ºÅ©·Ñ ¾ø´Â °Å
function popsn(url,trgt,w,h) { 
    window.open(url,trgt,'width='+w+',height='+h+',scrollbars=no,resizable=no,copyhistory=no,toolbar=no,status=no'); 
}
//Æ˾÷¶ç¿ì±â ½ºÅ©·Ñ ÀÖ´Â °Å
function popsy(url,trgt,w,h) { 
    window.open(url,trgt,'width='+w+',height='+h+',scrollbars=yes,resizable=no,copyhistory=no,toolbar=no,status=no,left=0,top=0'); 
}


//ÅÇ
function Over(imgName) {
	imgName.src = imgName.src.replace(/(_on.gif|.gif)$/i, "_on.gif");
	imgName.src = imgName.src.replace(/(_on.jpg|.jpg)$/i, "_on.jpg");
}
function Out(imgName) {
	imgName.src = imgName.src.replace(/(_on.gif|.gif)$/i, ".gif");
	imgName.src = imgName.src.replace(/(_on.jpg|.jpg)$/i, ".jpg");
}
function lnbOver(imgName) {
	imgName.src = imgName.src.replace(/(_over.gif|.gif)$/i, "_over.gif");
	imgName.src = imgName.src.replace(/(_over.jpg|.jpg)$/i, "_over.jpg");
}
function lnbOut(imgName) {
	imgName.src = imgName.src.replace(/(_over.gif|.gif)$/i, ".gif");
	imgName.src = imgName.src.replace(/(_over.jpg|.jpg)$/i, ".jpg");
}

function trOver(trbgcolor){	
	trbgcolor = trbgcolor.className = "on";
}
function trOut(trbgcolor){
	trbgcolor = trbgcolor.className = "";
}



function layer_events()
{
  if (document.layers) {
    document.layers['gnb_area'].captureEvents(Event.MOUSEOVER|Event.MOUSEOUT|Event.MOUSEUP);
    document.layers['gnb_area'].onmouseout = new Function("this.style.height='115'");
    document.layers['gnb_area'].onmouseover = new Function("this.style.height='260'");
  }
}

function display_open(n) {
	div_name = document.getElementById(n);

	if(div_name.style.display == "block"){
		div_name.style.display ="none";
	}else{
		div_name.style.display ="block";
	}
}

//chgHeight
function chgHeight(n) {
	swf_name = document.getElementById("top_gnb");
	if(n == "open"){
		swf_name.style.height ="460px";
	}else{
		swf_name.style.height ="138px";
	}
}


//¹ÚÄ«½º»ó½Ä
function sense(n) {
	for(i = 1; i <= 2; i++){
		sense_con = document.getElementById("con"+i);
		sense_tab = document.getElementById("tab"+i);
		if(i == n){			
			sense_con.style.display = "block";
			sense_tab.src="/images/museum/tab_sense0"+i+"_on.gif";
		}else{
			sense_con.style.display = "none";	
			sense_tab.src="/images/museum/tab_sense0"+i+".gif";
		}
	}
}
//±¤°í½ºÅ丮
function story(n) {
	for(i = 1; i <= 3; i++){
		story_con = document.getElementById("con"+i);
		story_tab = document.getElementById("tab"+i);
		if(i == n){			
			story_con.style.display = "block";
			story_tab.src="/images/media/tab_story0"+i+"_on.gif";
		}else{
			story_con.style.display = "none";	
			story_tab.src="/images/media/tab_story0"+i+".gif";
		}
	}
}