function change(buttonNum){
	var el = document.getElementById(buttonNum);
	var imgPath = el.src;    
	temp = new Array();
	temp = imgPath.split('_');
	madeSrc = temp[0] + "_on.gif";
	el.src = madeSrc;
}

function changeBack(buttonNum){
	var el = document.getElementById(buttonNum);
	var imgPath = el.src;    
	temp = new Array();
	temp = imgPath.split('_');
	madeSrc = temp[0] + "_off.gif";
	el.src = madeSrc;
}

function buttonChg(buttonNum){
	for(var i=1;i<4;i++){
		if(i==buttonNum){
			var el=document.getElementById("button"+i);
			var imgPath = el.src;    
			temp = new Array();
			temp = imgPath.split('_');
			madeSrc = temp[0] + "_on.gif";
			el.src = madeSrc;
		}else{
			var el = document.getElementById("button"+i);
			var imgPath = el.src;    
			temp = new Array();
			temp = imgPath.split('_');
			madeSrc = temp[0] + "_off.gif";
			el.src = madeSrc;
		}
	}
}

function changeDiv(divNum){
	rolling_event = divNum;
	for (var z= 1; z <4; z++) {
            if (z == divNum) {
				document.getElementById("d"+ z).style.display = "";
				buttonChg(divNum);
            }else {
				document.getElementById("d"+ z).style.display = "none";
			}
		}
  }

/* ÇÏ´Ü ·Ñ¸µ¹è³Ê */
function subTable(strNum) {
		rolling_index=strNum;
        for (var i = 0; i <4; i++) {
            if (i == strNum) {
					var afNum= i + 1;
					document.getElementById("bannerId"+ i).style.display = "";
					document.getElementById("menu"+i).className="on";
					if(afNum<4){
						document.getElementById("menu"+afNum).className="onafter";
						}
					if(afNum==4){
						document.getElementById("menu1").className=""
						}
			}else {
				document.getElementById("bannerId"+ i).style.display = "none";
				if(i !=afNum){
				document.getElementById("menu"+i).className="";
				}
			}
        }
    }
	/*
	function titleChange(menuNum){
		rolling_index=menuNum;
		for(var i=0;i<4;i++){
			var afterNum=i+1;
			if(i == menuNum){
				document.getElementById("menu"+i).className="on";
				if(afterNum==4){
				document.getElementById("menu1").className="onafter";
				}else{
					document.getElementById("menu"+afterNum).className="onafter";
				}
			}else{
				document.getElementById("menu"+i).className="";
			}
		}
	}
*/

/* ¿ÞÂÊ È­»ìÇ¥ ¾×¼Ç */
function beforeOpen(strNum){
	if(strNum==1 || strNum==2 || strNum==3)
	{
		strNum=strNum-1;
		subTable(strNum)
		}
	else subTable(3)
    }

/* ¿À¸¥ÂÊ È­»ìÇ¥ ¾×¼Ç */
function afterOpen(strNum){
	if(strNum==0 || strNum==1 || strNum==2)
	{
		strNum=strNum+1;
		subTable(strNum)
		}
	else subTable(0)
    }	   

/*·Ñ¸µÀ̺¥Æ®*/
var rolling_index = 0;
function rolling(){
   setInterval(
   function(){
      subTable( rolling_index );
	  //titleChange( rolling_index );
      rolling_index++;
      if(rolling_index > 3){
         rolling_index = 0;
         }
      }, 5000);
   }

var rolling_event = 1;
var first_count=1;
function eventRolling(){
   setInterval(
   function(){
      changeDiv( rolling_event);
	 if (rolling_event==1)
			{
				 changeBack('button3');
				 change('button1');
			 }
	  if(rolling_event==2)
		  {
				changeBack('button1');
				change('button2');
		  }
	  if(rolling_event==3)
		  {	 
				changeBack('button2');
				change('button3');
		  }
	  rolling_event++;
      if(rolling_event > 3){
         rolling_event = 1;
         }
      }, 5000);
   }

rolling();
eventRolling();