/* µµ¿ò¸» ´Ý±â */
function hide_help(obj_id)
{
	document.getElementById(obj_id).style.display = "none";
}

/* Ç÷¹ÀÌ¾î °¡»çâ */
function show_lyrics()
{
	document.getElementById("lyrics_div").style.display = "";
}
function hide_lyrics()
{
	document.getElementById("lyrics_div").style.display = "none";
}

/* ¹ÂÁ÷ ºñµð¿À üÀÎÁö ¸ðµå */
//mode event
function chg_mod(mod)
{
	if(mod == 1)
	{
		document.getElementById("info_area01").className = "info_area0101";
		document.getElementById("mv_obj").style.width = "452";
		document.getElementById("mv_obj").style.height = "257";
		document.getElementById("mod_01").src = "http://image.melon.co.kr/svc/images/webplayer/btn_100per_on.gif";
		document.getElementById("mod_02").src = "http://image.melon.co.kr/svc/images/webplayer/btn_200per.gif";
	}else{
		document.getElementById("info_area01").className = "info_area0102";
		document.getElementById("mv_obj").style.width = "860";
		document.getElementById("mv_obj").style.height = "484";
		document.getElementById("mod_01").src = "http://image.melon.co.kr/svc/images/webplayer/btn_100per.gif";
		document.getElementById("mod_02").src = "http://image.melon.co.kr/svc/images/webplayer/btn_200per_on.gif";
	}
}
/* ¼öÁ¤ 080703 s */
//¹ÂÁ÷ ºñµð¿À ÆòÁ¡
//ÆòÁ¡ Æò°¡Çϱâ
function show_add_point_layer()
{
	var point_layer = document.getElementById("add_point_layer")
	point_layer.style.display = ""
}

function hide_add_point_layer(){
	var point_layer = document.getElementById("add_point_layer")
	point_layer.style.display = "none"
}
/* ¼öÁ¤ 080703 e */

// tab event
function tab_mvetc(num)
{
	for(i=1;i<3;i++)
	{
		if(i != num)
		{
			document.getElementById("tab_mvetc"+i).className = "";
			document.getElementById("tab_con0"+i).style.display = "none";
		}else{
			document.getElementById("tab_mvetc"+i).className = "on";
			document.getElementById("tab_con0"+i).style.display = "";
		}
	}
}

/* °í°´¼¾ÅÍ ¸ÞÀÎ ´Ù¿î·Îµå ÅÇ */
function chg_mainq(num)
{
	for(i=1; i<3; i++)
	{
		if(i != num)
		{
			document.getElementById("main_q0"+i).style.display = "none";
			document.getElementById("mainq_bg0"+i).className = "st01";
			document.getElementById("mainq_tit0"+i).src = "http://image.melon.co.kr/svc/images/utility/tit4_mainq0"+i+".gif";
		}else{
			document.getElementById("main_q0"+i).style.display = "";
			document.getElementById("mainq_bg0"+i).className = "st02";
			document.getElementById("mainq_tit0"+i).src = "http://image.melon.co.kr/svc/images/utility/tit4_mainq0"+i+"_on.gif";
		}
	}
}

/* Á¦Ç° µî·Ï step ¿µ¿ª  */
function show_step_mp3_4(num)
{
	for(i=1; i<4; i++)
	{
		if(i != num)
		{
			if(i == 1)
			{
				document.getElementById("mp3_dt0"+i).className = "step1 first";
			}else{
				document.getElementById("mp3_dt0"+i).className = "step"+i;
			}
			document.getElementById("mp3_con0"+i).style.display = "none";
			document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
		}else{
			if(document.getElementById("mp3_con0"+i).style.display == "")
			{
				if(i == 1)
				{
					document.getElementById("mp3_dt0"+i).className = "step1 first";
				}else{
					document.getElementById("mp3_dt0"+i).className = "step"+i;
				}
				document.getElementById("mp3_con0"+i).style.display = "none";
				document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
			}else{
				if(i == 1)
				{
					document.getElementById("mp3_dt0"+i).className = "step1 first on";
				}else{
					document.getElementById("mp3_dt0"+i).className = "step"+i+" on";
				}
				document.getElementById("mp3_con0"+i).style.display = "";
				document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d.gif";
			}
		}
	}
}

/* ¼³Ä¡°¡À̵å ÅÇ */
function show_step_mp3_6(num)
{
	for(i=1; i<6; i++)
	{
		if(i != num)
		{
			if(i == 1)
			{
				document.getElementById("mp3_dt0"+i).className = "step1 first";
			}else{
				document.getElementById("mp3_dt0"+i).className = "step"+i;
			}
			document.getElementById("mp3_con0"+i).style.display = "none";
			document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
		}else{
			if(document.getElementById("mp3_con0"+i).style.display == "")
			{
				if(i == 1)
				{
					document.getElementById("mp3_dt0"+i).className = "step1 first";
				}else{
					document.getElementById("mp3_dt0"+i).className = "step"+i;
				}
				document.getElementById("mp3_con0"+i).style.display = "none";
				document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
			}else{
				if(i == 1)
				{
					document.getElementById("mp3_dt0"+i).className = "step1 first on";
				}else{
					document.getElementById("mp3_dt0"+i).className = "step"+i+" on";
				}
				document.getElementById("mp3_con0"+i).style.display = "";
				document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d.gif";
			}
		}
	}
}


function show_step_mp3_6_vista(num)
{
	for(i=1; i<7; i++)
	{
		if(i != num)
		{
			if(i == 1)
			{
				document.getElementById("vista_mp3_dt0"+i).className = "step1 first";
			}else{
				document.getElementById("vista_mp3_dt0"+i).className = "step"+i;
			}
			document.getElementById("vista_mp3_con0"+i).style.display = "none";
			document.getElementById("vista_step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
		}else{
			if(document.getElementById("vista_mp3_con0"+i).style.display == "")
			{
				if(i == 1)
				{
					document.getElementById("vista_mp3_dt0"+i).className = "step1 first";
				}else{
					document.getElementById("vista_mp3_dt0"+i).className = "step"+i;
				}
				document.getElementById("vista_mp3_con0"+i).style.display = "none";
				document.getElementById("vista_step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
			}else{
				if(i == 1)
				{
					document.getElementById("vista_mp3_dt0"+i).className = "step1 first on";
				}else{
					document.getElementById("vista_mp3_dt0"+i).className = "step"+i+" on";
				}
				document.getElementById("vista_mp3_con0"+i).style.display = "";
				document.getElementById("vista_step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d.gif";
			}
		}
	}
}

function show_guide_contents(num){
	var xp = document.getElementById("guide_xp_2000_contents");
	var vista = document.getElementById("guide_vista_contents");
	var btn_xp = document.getElementById("guide_xp_2000_btn");
	var btn_vista = document.getElementById("guide_vista_btn");

	if (num==1) // xp/2000ÀÏ °æ¿ì
	{
		xp.style.display = "block";
		vista.style.display = "none";
		btn_xp.src = "http://image.melon.co.kr/svc/images/utility/tab3_xp_2000_on.gif";
		btn_vista.src = "http://image.melon.co.kr/svc/images/utility/tab3_vista.gif";
	}
	else			// vista ÀÏ °æ¿ì
	{
		xp.style.display = "none";
		vista.style.display = "block";
		btn_xp.src = "http://image.melon.co.kr/svc/images/utility/tab3_xp_2000.gif";
		btn_vista.src = "http://image.melon.co.kr/svc/images/utility/tab3_vista_on.gif";
	}
}


function show_step_install3_a(num)
{
	for(i=1; i<3; i++)
	{
		if(i != num)
		{
			if(i == 1)
			{
				document.getElementById("mp3_dt0"+i).className = "step1 first";
			}else{
				document.getElementById("mp3_dt0"+i).className = "step"+i;
			}
			document.getElementById("mp3_con0"+i).style.display = "none";
			document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
		}else{
			if(document.getElementById("mp3_con0"+i).style.display == "")
			{
				if(i == 1)
				{
					document.getElementById("mp3_dt0"+i).className = "step1 first";
				}else{
					document.getElementById("mp3_dt0"+i).className = "step"+i;
				}
				document.getElementById("mp3_con0"+i).style.display = "none";
				document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
			}else{
				if(i == 1)
				{
					document.getElementById("mp3_dt0"+i).className = "step1 first on";
				}else{
					document.getElementById("mp3_dt0"+i).className = "step"+i+" on";
				}
				document.getElementById("mp3_con0"+i).style.display = "";
				document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d.gif";
			}
		}
	}
}

/* ¼³Ä¡ °¡À̵å ÅÇ */
function show_step_install3_4(num)
{
	for(i=1; i<4; i++)
	{
		if(i != num)
		{
			if(i == 1)
			{
				document.getElementById("mp3_dt0"+i).className = "step1 first";
			}else{
				document.getElementById("mp3_dt0"+i).className = "step"+i;
			}
			document.getElementById("mp3_con0"+i).style.display = "none";
			document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
		}else{
			if(document.getElementById("mp3_con0"+i).style.display == "")
			{
				if(i == 1)
				{
					document.getElementById("mp3_dt0"+i).className = "step1 first";
				}else{
					document.getElementById("mp3_dt0"+i).className = "step"+i;
				}
				document.getElementById("mp3_con0"+i).style.display = "none";
				document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
			}else{
				if(i == 1)
				{
					document.getElementById("mp3_dt0"+i).className = "step1 first on";
				}else{
					document.getElementById("mp3_dt0"+i).className = "step"+i+" on";
				}
				document.getElementById("mp3_con0"+i).style.display = "";
				document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d.gif";
			}
		}
	}
}

/* ¼³Ä¡ °¡À̵å ÅÇ */
function show_step_install3_6(num)
{
	for(i=1; i<6; i++)
	{
		if(i != num)
		{
			if(i == 1)
			{
				document.getElementById("mp3_dt0"+i).className = "step1 first";
			}else{
				document.getElementById("mp3_dt0"+i).className = "step"+i;
			}
			document.getElementById("mp3_con0"+i).style.display = "none";
			document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
		}else{
			if(document.getElementById("mp3_con0"+i).style.display == "")
			{
				if(i == 1)
				{
					document.getElementById("mp3_dt0"+i).className = "step1 first";
				}else{
					document.getElementById("mp3_dt0"+i).className = "step"+i;
				}
				document.getElementById("mp3_con0"+i).style.display = "none";
				document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
			}else{
				if(i == 1)
				{
					document.getElementById("mp3_dt0"+i).className = "step1 first on";
				}else{
					document.getElementById("mp3_dt0"+i).className = "step"+i+" on";
				}
				document.getElementById("mp3_con0"+i).style.display = "";
				document.getElementById("step_btn"+i).src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d.gif";
			}
		}
	}
}



/* ÇÚµåÆù ¹øÈ£ Àü¼Û ½Ã Åä±Û */
function chg_hp_info(num)
{
	if(num ==1)
	{
		document.getElementById("hp_con01").style.display = "none";
		document.getElementById("hp_con02").style.display = "";
	}else{
		document.getElementById("hp_con01").style.display = "";
		document.getElementById("hp_con02").style.display = "none";
	}
}

/* ÀÌ¿ë¾à°ü show hide layer */
function show_usage(num)
{
	var usage_des_layer = document.getElementsByName("usage_des_layer");
	var step_btn = document.getElementsByName("step_btn");

	for(i=0;i<usage_des_layer.length;i++)
	{
		if(i != num)
		{
			usage_des_layer[i].style.display = "none";
			step_btn[i].src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
		}else{
			if(usage_des_layer[i].style.display == "")
			{
				usage_des_layer[i].style.display = "none";
				step_btn[i].src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";

				if (usage_des_layer.length-1 == i )			
				{
					usage_des_layer[i].className ="" ;
				}
			}else{
				usage_des_layer[i].style.display = "";
				step_btn[i].src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d.gif";

				if (usage_des_layer.length-1 == i )			
				{
					usage_des_layer[i].className ="usage_desc2_on" ;
				}
			}

		}
	}
}

/* ÀÌ¿ë¾à°ü show hide layer2 */
function show_usage2(num)
{
	var usage_des_layer = document.getElementsByName("usage_des_layer");
	var step_btn = document.getElementsByName("step_btn");

	for(i=0;i<usage_des_layer.length;i++)
	{
		if(i != num)
		{
			usage_des_layer[i].style.display = "none";
			step_btn[i].src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
		}else{
			if(usage_des_layer[i].style.display == "")
			{
				usage_des_layer[i].style.display = "none";
				step_btn[i].src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";

				if (usage_des_layer.length-1 == i )			
				{
					usage_des_layer[i].className ="" ;
				}
			}else{
				usage_des_layer[i].style.display = "";
				step_btn[i].src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d.gif";

				if (usage_des_layer.length-1 == i )			
				{
					usage_des_layer[i].className ="usage_desc2_on" ;
				}
			}
		}
	}
}

/* °³ÀÎÁ¤º¸Ãë±Þ¹æħ show hide layer */
function show_priv(num)
{
	var private_des_layer = document.getElementsByName("private_des_layer");
	var step_btn = document.getElementsByName("step_btn");

	for(i=0;i<private_des_layer.length;i++)
	{
		if(i != num)
		{
			private_des_layer[i].style.display = "none";
			step_btn[i].src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
		}else{
			if(private_des_layer[i].style.display == "")
			{
				private_des_layer[i].style.display = "none";
				step_btn[i].src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d02.gif";
			}else{
				private_des_layer[i].style.display = "";
				step_btn[i].src = "http://image.melon.co.kr/svc/images/common/btn/btn_01_ar_d.gif";

				if (private_des_layer.length-1 == i )			
				{
					private_des_layer[i].className ="private_desc_on" ;
				}
			}
		}
	}
}

/* À̹ÌÁö µî·Ï  */
 function fnSelect(sltImg, num) {
    //document.frm_img.p_sltImg.value = sltImg;
	
	document.getElementById("pimg_zone").src = "http://image.melon.co.kr"+sltImg;

	var disimg_arr = document.getElementsByName("id_img");

	for(i=0;i<disimg_arr.length;i++) {
		if (i==num) {
            disimg_arr[i].className = 'on';
  		} else {
            disimg_arr[i].className = '';
		}
	}
}



/* À̹ÌÁö µî·Ï½Ã ¿¡·¯ ¹ß»ýÇÒ °æ¿ì */
function defaultImg_T(obj){	//Å׸¶¿¡¼­ »ç¿ëÇÔ..
   // var altSrc = 'http://image.melon.co.kr/svc/images/common/leaf01.jpg';
	var altSrc = 'http://image.melon.co.kr/svc/images/mybox/error_img.gif';
    obj.src = altSrc;
}

/* cus mp3.html tab */
function chg_tab_cusmp3(num)
{
	for(i=1;i<5;i++)
	{
		tab_obj =  document.getElementById("tab_cusmp3_0"+i)
		if(i!=num)
		{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab_guide_melon0"+i+".gif";
		}else{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab_guide_melon0"+i+"_on.gif";
		}		
	}	
}

/* cus mp3.html tab */
function chg_tab_melon(num)
{
	for(i=1;i<4;i++)
	{
		tab_obj =  document.getElementById("tab_melonis_0"+i)
		if(i!=num)
		{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab_melonis0"+i+".gif";
		}else{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab_melonis0"+i+"_on.gif";
		}		
	}
}

/* cus_phone.html tab */
function chg_tab_phone(num)
{
	for(i=1;i<5;i++)
	{
		tab_obj =  document.getElementById("tab_phone_0"+i)
		if(i!=num)
		{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab_mp3phone0"+i+".gif";
		}else{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab_mp3phone0"+i+"_on.gif";
		}		
	}
}

/* cus_phone_2.html tab */
function chg_tab_phone_sub(num)
{
	for(i=1;i<9;i++)
	{
		tab_obj =  document.getElementById("tab_phone_sub0"+i)
		if(i!=num)
		{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab2_cusphone_0"+i+".gif";
		}else{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab2_cusphone_0"+i+"_on.gif";
		}		
	}
	flag_usb_drv = num;
}


/*usbµå¶óÀ̹ö ÅÇ ¿À¹ö  ÇÔ¼ö */

var flag_usb_drv;
function ovr_usb_drv_tab(num)
{
	tab_obj = document.getElementById("tab_phone_sub0"+num);
	tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab2_cusphone_0"+num+"_on.gif";
}
function out_usb_drv_tab(num)
{
	tab_obj = document.getElementById("tab_phone_sub0"+num);
	if(flag_usb_drv != num)
	{
	tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab2_cusphone_0"+num+".gif";
	}
}

/* cus mobile.html tab */
function chg_tab_cusmobile(num)
{
	for(i=1;i<4;i++)
	{
		tab_obj =  document.getElementById("tab_cusmobile_0"+i)
		if(i!=num)
		{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab_mobile0"+i+".gif";
		}else{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab_mobile0"+i+"_on.gif";
		}		
	}	
}

/* cus mobile_frm.html tab */

var flag_ml_us_inf;
function chg_tab_cusmobile_sub(num)
{
	for(i=1;i<9;i++)
	{
		tab_obj =  document.getElementById("mkind_txt"+i)
		if(i!=num)
		{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab2_mobile0"+i+".gif";
		}else{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab2_mobile0"+i+"_on.gif";
		}		
	}	
	flag_ml_us_inf = num;
}

/* ¸ð¹ÙÀÏ ÅÇ ¿À¹ö ÇÔ¼ö */
function ovr_mkind(num)
{
	tab_obj = document.getElementById("mkind_txt"+num);
	subt_obj = document.getElementById("mkind_subtxt"+num);
	tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab2_mobile0"+num+"_on.gif"
	if(flag_ml_us_inf != num)
	{
		subt_obj.style.display = "";
	}
}
function out_mkind(num)
{
	tab_obj = document.getElementById("mkind_txt"+num);
	subt_obj = document.getElementById("mkind_subtxt"+num);

	if(flag_ml_us_inf != num)
	{
	tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab2_mobile0"+num+".gif"
	}

	subt_obj.style.display = "none";
}

/* ÀÌ¿ë¾à°ü ÅÇ */
function chg_usage_tab(num)
{
	for(i=1; i<4; i++)
	{
		tab_obj = document.getElementById("tab_usage0"+i);
		if(i != num)
		{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab_usage0"+i+".gif";
		}else{
			tab_obj.src = "http://image.melon.co.kr/svc/images/utility/tab_usage0"+i+"_on.gif";
		}
	}
}

/* freeclub_select.html üũ ¹Ú½º ¼±Åà ¾ÈÇÒ¶§ °æ°íâ */
function check_accept2()
{
	if(!document.getElementById('chk_agree01').checked || !document.getElementById('chk_agree02').checked )
	{
		show_lpop('lp_fclub_alert','','220',(document.body.scrollWidth/2)-100,(screen.availHeight/2))
		return false;
	}else{
		location.href="/commerce/buy/pay_noncerti.html"
	}
}

function check_accept3()
{
	if(!document.getElementById('chk_agree03').checked || !document.getElementById('chk_agree04').checked )
	{
		show_lpop('lp_fclub_alert','','220',(document.body.scrollWidth/2)-100,(screen.availHeight/2))
		return false;
	}else{
		location.href="/commerce/buy/pay_noncerti.html"
	}
}

/* tab on  */
function clk_uttab(num,len,id_obj)
{
	for(i=1;i<=len;i++)
	{
		if(i!=num)
		{
			document.getElementById("ut_tab0"+i).src = "http://image.melon.co.kr/svc/images/utility/"+id_obj+"0"+ i +".gif";
		}else{
			document.getElementById("ut_tab0"+i).src = "http://image.melon.co.kr/svc/images/utility/"+id_obj+"0"+ i +"_on.gif";
		}
	}
}

/* tab on  */
function chg_tab_prdview(num)
{
	for(i=1;i<=4;i++)
	{
		if(i!=num)
		{
			document.getElementById("tab_prdview_0"+i).src = "http://image.melon.co.kr/svc/images/utility/tab_service_product0"+i+".gif";
		}else{
			document.getElementById("tab_prdview_0"+i).src = "http://image.melon.co.kr/svc/images/utility/tab_service_product0"+i+"_on.gif";
		}
	}
}