function left_menu_move(){
	var menu = document.getElementById('left_menu');
	var left_val = parseInt(document.documentElement.clientWidth)/2 - 465;
	if(left_val < 123)
		left_val = 123;
	menu.style.left = left_val + "px";
	menu.style.top = "191px";		
}

//ÀÚ½º·Î ÅÇ º¯È¯
function swap_tab(name,num){
	for(var i=1;i<5;i++){
		if(num != i){			
			document.getElementById(name+'_'+i).style.display = "none";			
			document.getElementById(name+'_img_btn_'+i).src = "http://img3.icoda.co.kr/web_images/new_img_main/"+name+"_m"+i+"_1.jpg";
		}
		else{
			document.getElementById(name+'_'+i).filters.blendTrans.Apply();
			document.getElementById(name+'_'+i).style.display = "";
			document.getElementById(name+'_'+i).filters.blendTrans.Play();
			document.getElementById(name+'_img_btn_'+i).src = "http://img3.icoda.co.kr/web_images/new_img_main/"+name+"_m"+i+"_2.jpg";
		}
	}
}

function changeBannerImg(id,img_url,img_link){
	document.getElementById(id+'_img').filters[0].apply(); 	
	document.getElementById(id+'_img').src = img_url;
	document.getElementById(id+'_img').filters[0].play();
	document.getElementById(id+'_link').href = img_link;
}

function rotation_bnr(num,func_id){
	if(num > 1){
		var t_val = Math.floor(Math.random()* num);		
		switch(func_id){
			case 'center' :
				ChangeMainBanner(t_val);
				break;
			case 'reply' :
				changeBannerImg('reply',reply_bnr_img_url[t_val],reply_bnr_link[t_val]);
				for(i=0;i<reply_bnr_img_url.length;i++){
					if(i == t_val)
						document.getElementById('reply_event_btn'+i).src = "http://img3.icoda.co.kr/web_images/new_img_main/ren_roll2.png";
					else
						document.getElementById('reply_event_btn'+i).src = "http://img3.icoda.co.kr/web_images/new_img_main/ren_roll1.png";
				}				
				break;
			case 'new_right' :
				changeTdImg(t_val,'new_right_top');
				break;
			case 'opc' :
				changeTdImg(t_val,'opc');
				break;
		}
	}
}

//TD bgimage·Î ·ÎÅ×À̼ǵǴ°͵é
function changeTdImg(num,td_id){
	var td_obj = document.getElementById(td_id+'_td');
	var var_change_img = "";

	switch(td_id){
		case 'new_right_top' :
			var_change_img = new_right_top_bnr_img_url[num];
			new_right_top_bnr_img_num = num;
			for(i=0;i<new_right_top_bnr_img_url.length;i++){
				if(i == num)
					document.getElementById('new_right_top_btn'+i).src = "http://img3.icoda.co.kr/web_images/new_img_main/ren_roll2.png";
				else
					document.getElementById('new_right_top_btn'+i).src = "http://img3.icoda.co.kr/web_images/new_img_main/ren_roll1.png";
			}
			break;
		case 'opc' :
			var_change_img = opc_bnr_img_url[num];
			opc_bnr_img_num = num;
			break;
	}

	td_obj.filters[0].apply(); 	
	td_obj.background = var_change_img;
	td_obj.filters[0].play();			
}

function TdImgBtnMouseOverHandler(num,td_id){
	switch(td_id){
		case 'new_right_top' :
			clearInterval(new_right_top_bnr_timer);			
			break;
		case 'opc' :
			clearInterval(opc_bnr_timer);
			break;
	}
	changeTdImg(num,td_id);
}

function TdImgBtnMouseOutHandler(td_id){
	switch(td_id){
		case 'new_right_top' :
			new_right_top_bnr_timer = setInterval("rotation_bnr(new_right_top_bnr_link.length,'new_right')", 4000);
			break;
		case 'opc' :
			opc_bnr_timer = setInterval("rotation_bnr(opc_bnr_link.length,'opc')", 4000);
			break;
	}
}

//TdŬ¸¯½Ã ÆäÀÌÁö À̵¿
function clickTdHandler(td_id){
	switch(td_id){
		case 'new_right_top' :
			location.href=new_right_top_bnr_link[new_right_top_bnr_img_num];
			break;
		case 'opc' :
			location.href=opc_bnr_link[opc_bnr_img_num];
			break;
	}
}

function TdBannerMouseOverHandler(td_id){
	switch(td_id){
		case 'new_right_top' :
			clearInterval(new_right_top_bnr_timer);
			break;
		case 'opc' :
			clearInterval(opc_bnr_timer);
			break;
	}
}

function TdBannerMouseOutHandler(td_id){
	TdImgBtnMouseOutHandler(td_id);	
}

//¸ÞÀÎ Áß¾Ó Å« ¹è³Ê ½ÃÀÛ
function mainBannerMouseOverHandler(bnr_num){
	clearInterval(main_center_bnr_timer);

	ChangeMainBanner(bnr_num);
}

function ChangeMainBanner(num){
	//alert(main_center_bnr_img_url.length);
	for(j=0;j<main_center_bnr_img_url.length;j++){
		var td='main_center_bnr_td'+j;
		var obj=document.getElementById(td);
		if(j==num)
			obj.bgColor='#f87318'; 
		else
			obj.bgColor='#666666';   
	}	

	changeBannerImg('main_center_bnr',main_center_bnr_img_url[num],main_center_bnr_link[num]);
}

function mainBannerMouseOutHandler(){
	main_center_bnr_timer = setInterval("rotation_bnr(main_center_bnr_img_url.length,'center')", 3000);  //Áß¾Ó±¤°í ŸÀ̸Ó
}
//¸ÞÀÎ Áß¾Ó Å« ¹è³Ê ³¡

//´ñ±Û À̺¥Æ® ¹è³Ê °ü·Ã ÇÔ¼öµé
function ReplyImgBtnMouseOverHandler(num){
	clearInterval(reply_evt_bnr_timer);

	changeBannerImg('reply',reply_bnr_img_url[num],reply_bnr_link[num]);
	for(i=0;i<reply_bnr_img_url.length;i++){
		if(i == num)
			document.getElementById('reply_event_btn'+i).src = "http://img3.icoda.co.kr/web_images/new_img_main/ren_roll2.png";
		else
			document.getElementById('reply_event_btn'+i).src = "http://img3.icoda.co.kr/web_images/new_img_main/ren_roll1.png";
	}
}

function ReplyImgBtnMouseOutHandler(num){
	reply_evt_bnr_timer = setInterval("rotation_bnr(reply_bnr_img_url.length,'reply')", 3000);
}