//event
function menu_view2(num){
	for(i=1; i<=3; i++){
		var chk_layer = document.getElementById("e_cont0"+i);
		var chk_img = document.getElementById("event_img"+i);
		if(i==num){
			chk_layer.className="on";
			chk_img.src="images/mainarr_right.gif";
		}else{
			chk_layer.className="off";
			chk_img.src="images/mainarr_left.gif";
		}
	}
}

//scroll
		
function initMoving(target, position, topLimit, btmLimit) {
	if (!target)
		return false;

	var obj = target;
	obj.initTop = position;
	obj.topLimit = topLimit;
	obj.bottomLimit = Math.max(document.documentElement.scrollHeight, document.body.scrollHeight) - btmLimit - obj.offsetHeight;
		
	obj.style.position = "absolute";
	obj.top = obj.initTop;
	obj.left = obj.initLeft;

	if (typeof(window.pageYOffset) == "number") {	//WebKit
		obj.getTop = function() {
			return window.pageYOffset;
		}
	} else if (typeof(document.documentElement.scrollTop) == "number") {
		obj.getTop = function() {
			return Math.max(document.documentElement.scrollTop, document.body.scrollTop);
		}
	} else {
		obj.getTop = function() {
			return 0;
		}
	}

	if (self.innerHeight) {	//WebKit
		obj.getHeight = function() {
			return self.innerHeight;
		}
	} else if(document.documentElement.clientHeight) {
		obj.getHeight = function() {
			return document.documentElement.clientHeight;
		}
	} else {
		obj.getHeight = function() {
			return 500;
		}
	}

	obj.move = setInterval(function() {
		if (obj.initTop > 0) {
			pos = obj.getTop() + obj.initTop;
		} else {
			pos = obj.getTop() + obj.getHeight() + obj.initTop;
			//pos = obj.getTop() + obj.getHeight() / 2 - 15;
		}

		if (pos > obj.bottomLimit)
			pos = obj.bottomLimit;
		if (pos < obj.topLimit)
			pos = obj.topLimit;

		interval = obj.top - pos;
		obj.top = obj.top - interval / 3;
		obj.style.top = obj.top + "px";
	}, 30)
}


//webzine ¸Þ´º

function slide(Id, interval, to)
{
    var obj = document.getElementById(Id);
    var H, step = 5;

    if (obj == null) return;
    if (to == undefined) { // user clicking
        if (obj._slideStart == true) return;
        if (obj._expand == true) {
            to = 0;
            obj.style.overflow = "hidden";
        } else {
            slide.addId(Id);
            for(var i=0; i < slide.objects.length; i++) {
                if (slide.objects[i].id != Id && slide.objects[i]._expand == true) {
                    slide(slide.objects[i].id);
                }
            }

            obj.style.height = "";
            obj.style.overflow = "";
            obj.style.display = "block";
            to = obj.offsetHeight;
            obj.style.overflow = "hidden";
            obj.style.height = "1px";
        }
        obj._slideStart = true;
    }
    
    step            = ((to > 0) ? 1:-1) * step;
    interval        = ((interval==undefined)?1:interval);
    obj.style.height = (H=((H=(isNaN(H=parseInt(obj.style.height))?0:H))+step<0)?0:H+step)+"px";
    
    if (H <= 0) {
        obj.style.display = "none";
        obj.style.overflow = "hidden";
        obj._expand = false;
        obj._slideStart = false;
    } else if (to > 0 && H >= to) {
        obj.style.display = "block";
        obj.style.overflow = "visible";
        obj.style.height = H + "px";
        obj._expand = true;
        obj._slideStart = false;
    } else {
        setTimeout("slide('"+Id+"' , "+interval+", "+to+");", interval);
    }
}
slide.objects = new Array();
slide.addId = function(Id)
{
    for (var i=0; i < slide.objects.length; i++) {
        if (slide.objects[i].id == Id) return true;
    }
    slide.objects[slide.objects.length] = document.getElementById(Id);
}


//Ŭ¸¯½Ã ÀÚ±¹Àâ¾ÆÁÜ
function bluring(){
if(event.srcElement.tagName=="A"||event.srcElement.tagName=="IMG") document.body.focus();
}
document.onfocusin=bluring;


//´Þ·ÂÆ˾÷â
function move_box(an, box) {
//¸µÅ©µÈ À§Ä¡¿¡¼­ ºÎÅÍÀÇ ¼³Á¤°ª ÁöÁ¤
  var cleft = -192;  //¿ÞÂʸ¶Áø  
  var ctop = -10;  //»ó´Ü¸¶Áø
  var obj = an;
  while (obj.offsetParent) {
    cleft += obj.offsetLeft;
    ctop += obj.offsetTop;
    obj = obj.offsetParent;
  }
  box.style.left = cleft + 'px';
  ctop += an.offsetHeight + 8;
  if (document.body.currentStyle &&
    document.body.currentStyle['marginTop']) {
    ctop += parseInt(
      document.body.currentStyle['marginTop']);
  }
  box.style.top = ctop + 'px';
}

function show_hide_box(an, width, height, borderStyle) {
  var href = an.href;
  var boxdiv = document.getElementById(href);

  if (boxdiv != null) {
    if (boxdiv.style.display=='none') {
      move_box(an, boxdiv);
      boxdiv.style.display='block';
    } else
      boxdiv.style.display='none';
    return false;
  }

  boxdiv = document.createElement('div');
  boxdiv.setAttribute('id', href);
  boxdiv.style.display = 'block';
  boxdiv.style.position = 'absolute';
  boxdiv.style.width = width + 'px';
  boxdiv.style.height = height + 'px';
  boxdiv.style.border = borderStyle;
  boxdiv.style.backgroundColor = '#fff';

  var contents = document.createElement('iframe');
  contents.scrolling = 'no';
  contents.frameBorder = '0';
  contents.style.width = width + 'px';
  contents.style.height = height + 'px';
  contents.src = href;

  boxdiv.appendChild(contents);
  document.body.appendChild(boxdiv);
  move_box(an, boxdiv);

  return false;
}


//Div´Ý±â//


 function div_select(Val)
 {  
  var obj; 
  var var1 = Val;

  

  for(var i=1; i <=4; i++)
  {
   strDivName = "sub"+i;   

   obj = document.getElementById(strDivName);    

   if(i == var1)
    obj.style.display = "none"; 
   else
    obj.style.display = "block";
  }

  
 }


//ÇÁ¸°ÅÍ//