function textCounter(field, countfield, maxlimit) {

	if (field.value.length > maxlimit) 
	field.value = field.value.substring(0, maxlimit);
	else 
	countfield.value = field.value.length;
}

function chek_form(form){

    var zip1 = document.form.zip1.value;
	var zip2 = document.form.zip2.value;
	var email = document.form.email.value;
	var address1 = document.form.address1.value;
	var phone = document.form.phone.value;
	var account1 = document.form.zip1.account1;
	var account2 = document.form.zip1.account2;
	var last_school = document.form.last_school.value;
	var major = document.form.major.value;
	var intro_lect = document.form.intro_lect.value;
	var hope_title1 = document.form.hope_title1.value;
	var hope_content1 = document.form.hope_content1.value;
	var pay = document.form.pay.value;
	var picture = document.form.picture.value;

	if(zip1=="" ||zip2==""){
		alert("¿ìÆí¹øÈ£ °Ë»öÀ» ÇØÁÖ¼¼¿ä");
		return;
	}else if(email==""){
		alert("À̸ÞÀÏ ÁÖ¼Ò¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.email.focus();
		return;
	}else if(email.indexOf("@")==-1){
		alert("À̸ÞÀÏ ÁÖ¼Ò¸¦ Á¤È®È÷ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.email.focus();
		return;
	}else if(address1==""){
		alert("ÁÖ¼Ò¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.address1.focus();
		return;
	}else if(phone==""){
		alert("¿¬¶ôó¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.phone.focus();
		return;
	}else if(account1=="" || account2==""){
		alert("ÀºÇà¸í ¹× °èÁ¹øÈ£¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.account1.focus();
		return;
	}else if(last_school==""){
		alert("ÃÖÁ¾ Çб³¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.last_school.focus();
		return;
	}else if(major==""){
		alert("Àü°øÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.major.focus();
		return;
	}else if(intro_lect==""){
		alert("°­ÀÇ ¸ñÀû°ú È¿°úµîÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.intro_lect.focus();
		return;
	}else if(hope_title1==""){
		alert("Èñ¸Á °­ÀÇ Á¦¸ñÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.hope_title1.focus();
		return;
	}else if(hope_content1==""){
		alert("Èñ¸Á °­ÀÇ°ú¸ñ ¹× °³¿ä¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.hope_content1.focus();
		return;
	}else if(pay==""){
		alert("Èñ¸ÁÇÏ´Â ½Ã°£´ç °­»ç·á¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.pay.focus();
		return;
	}else if(isNaN(pay)){
		alert("¼ýÀڷθ¸ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.pay.value="";
		document.form.pay.focus();
		return;
	}else if(picture==""){
		alert("°³ÀÎ »çÁøÀ» µî·ÏÇØÁÖ¼¼¿ä");
		return;
	}else {
		form.submit();
	}
}

function edu_submit(form){

	var name = document.form.name.value;
	var email = document.form.email.value;
	var phone = document.form.phone.value;
	var content = document.form.content.value;

	if(name==""){
		alert("À̸§À» ±âÀÔÇØÁÖ¼¼¿ä");
		document.form.name.focus();
		return;
	}else if(email==""){
		alert("À̸ÞÀÏÀ» ±âÀÔÇØÁÖ¼¼¿ä");
		document.form.email.focus();
		return;
	}else if(email.indexOf("@")==-1){
		alert("À̸ÞÀÏ ÁÖ¼Ò¸¦ Á¤È®È÷ ±âÀÔÇØÁÖ¼¼¿ä");
		document.form.email.value="";
		document.form.email.focus();
		return;
	}else if(phone==""){
		alert("±ä±Þ¿¬¶ôó¸¦ ±âÀÔÇØÁÖ¼¼¿ä");
		document.form.phone.focus();
		return;
	}else if(content==""){
		alert("»ó´ã³»¿ëÀ» ±âÀÔÇØÁÖ¼¼¿ä");
		document.form.content.focus();
		return;
	}else{
		form.submit();
	}
}
 
 
function lect_off_submit(form,modify){

	var title = document.form.title.value;
	var lect_day = document.form.lect_day.value;
	var lect_period = document.form.lect_period.value;
	var lector = document.form.lector.value;
    var recruit_num = document.form.recruit_num.value;
	var pay = document.form.pay.value;
	var lect_area = document.form.lect_area.value;
    //var rig_day = document.form.rig_day.value;

	//image
	var img_main = document.form.img_main.value;
	//var img_lector = document.form.img_lector.value;

	if(title==""){
		alert("°­ÀÇÁ¦¸ñÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.title.focus();
		return;
	}else if(lect_day==""){
		alert("±³À°ÀϽø¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.lect_day.focus();
		return;
	}else if(lect_period==""){
		alert("±³À°½Ã°£À» ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.lect_period.focus();
		return;
	}else if(lector==""){
		alert("°­»ç¸íÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.lector.focus();
		return;
	}else if(recruit_num==""){
		alert("¸ðÁýÀοø ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.recruit_num.focus();
		return;
	}else if(isNaN(recruit_num)){
		alert("¸ðÁýÀοøÀ» ¼ýÀÚ·Î ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.recruit_num.value="";
		document.form.recruit_num.focus();
		return;
	}else if(pay==""){
		alert("¼ö°­·á ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.pay.value="";
		document.form.pay.focus();
		return;
	}else if(isNaN(pay)){
		alert("¼ö°­·á¸¦ ¼ýÀÚ·Î ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.pay.value="";
		document.form.pay.focus();
		return;
	}else if(lect_area==""){
		alert("Àå¼Ò¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.lect_area.focus();
		return;
	}else if(modify!="ok" && img_main==""){
		alert("¸ÞÀÎÀ̹ÌÁö¸¦ ¾÷·ÎµåÇØÁÖ¼¼¿ä");
		return;
	}else{
		form.submit();
	}
}

function set_offLecture(form){

	var name = document.form.name.value;
	var phone = document.form.phone.value;
	var email = document.form.email.value;
	var zip_code = document.form.zip_code.value;
	var address1 = document.form.address1.value;
	var address2 = document.form.address2.value;
	var cop_name = document.form.cop_name.value;
	var level = document.form.level.value;

	if(name==""){
		alert("À̸§À» ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.name.focus();
		return;
	}else if(phone==""){
		alert("¿¬¶ôó¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.phone.focus();
		return;
	}else if(email==""){
		alert("À̸ÞÀÏ ÁÖ¼Ò¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.email.focus();
		return;
	}else if(zip_code==""){
		alert("¿ìÆí¹øÈ£¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		return;
	}else if(address1==""){
		alert("ÁÖ¼Ò¸¦ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.address1.focus();
		return;
	}else {
		form.submit();
	}
}

function account_submit(){
   
	if(document.ini.account_method[0].checked==false && document.ini.account_method[1].checked==false && document.ini.account_method[2].checked==false){
          alert("°áÁ¦ ¹æ¹ýÀ» ¼±ÅÃÇØ ÁÖ¼¼¿ä!");
		  return;
	}

	if(document.ini.account_method[1].checked==true){   // ¹«ÅëÀå ÀԱݽà °èÁ ¼±Åðú ÀÓ±ÝÀÚ ¸íÀÌ ÀÖ¾î¾ßÇÔ
       
		if(document.ini.bank.value==""){
			alert("ÀӱݰèÁ¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä!");
			return;
		}else if(document.ini.receiver.value==""){
			alert("ÀÔ±ÝÀÚ ¼º¸íÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä!");
			document.ini.receiver.focus();
			return;
		}
	}
	
	document.ini.action="https://www.planup.co.kr/academyPlanup/planning_framing/lecture_request01_ok.htm";
	
	document.ini.submit();
}

function account_submit2(){
   
	if(document.ini.account_method[0].checked==false && document.ini.account_method[1].checked==false && document.ini.account_method[2].checked==false){
          alert("°áÁ¦ ¹æ¹ýÀ» ¼±ÅÃÇØ ÁÖ¼¼¿ä!");
		  return;
	}

	if(document.ini.account_method[1].checked==true){   // ¹«ÅëÀå ÀԱݽà °èÁ ¼±Åðú ÀÓ±ÝÀÚ ¸íÀÌ ÀÖ¾î¾ßÇÔ
       
		if(document.ini.bank.value==""){
			alert("ÀӱݰèÁ¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä!");
			return;
		}else if(document.ini.receiver.value==""){
			alert("ÀÔ±ÝÀÚ ¼º¸íÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä!");
			document.ini.receiver.focus();
			return;
		}
	}
	
	document.ini.action="myLecture_cart01_1_ok.htm";
	
	document.ini.submit();
}

function account_submit3(){
   
	if(document.ini.account_method[0].checked==false && document.ini.account_method[1].checked==false && document.ini.account_method[2].checked==false){
          alert("°áÁ¦ ¹æ¹ýÀ» ¼±ÅÃÇØ ÁÖ¼¼¿ä!");
		  return;
	}else if(document.ini.account_method[1].checked==true){   // ¹«ÅëÀå ÀԱݽà °èÁ ¼±Åðú ÀÓ±ÝÀÚ ¸íÀÌ ÀÖ¾î¾ßÇÔ
       
		if(document.ini.bank.value==""){
			alert("ÀӱݰèÁ¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä!");
			return;
		}else if(document.ini.receiver.value==""){
			alert("ÀÔ±ÝÀÚ ¼º¸íÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä!");
			document.ini.receiver.focus();
			return;
		}
	}
	
	document.ini.action="https://www.planup.co.kr/academyPlanup/planup_vod/myLecture_cart01_ok.htm";
	document.ini.submit();
	
}

function input_vod(form){

	var title = document.form.title.value;
	var name = document.form.name.value;
	var period = document.form.period.value;
	if(title==""){
		alert("±³À°¸íÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.title.focus();
	}else if(name==""){
		alert("°­»ç¸íÀ» ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.name.focus();
	}else if(period==""){
		alert("VOD±â°£ ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.period.focus();
	}else if(isNaN(period)){
		alert("VOD±â°£À» ¼ýÀÚ·Î ÀÔ·ÂÇØÁÖ¼¼¿ä");
		document.form.period.value="";
		document.form.period.focus();
	}else {
		document.form.sub_btn.style.display = "none";
		form.submit();
	}
}

function sub_cart(form,num,chap,lect_name){

	document.form.action="cart_insert.htm";
	
	if(document.form.main_vod.checked==false){
		alert("Ä«Æ®¿¡ ´ãÀ¸½Ç °­Á¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä");
	}else{
		if(chap=="ok"){
			if(confirm("ÀÌ¹Ì Ä«Æ®¿¡ ÇØ´ç °­Á°¡ ÀÖ½À´Ï´Ù. Áߺ¹À¸·Î Ä«Æ®¿¡ ´ãÀ¸½Ã°Ú½À´Ï±î?")){
				form.submit();
			}else{
				document.form.main_vod.checked=false;
			}
		}else{
			form.submit();
		}
	}
	/*
	var str = "";
    var overd = "ok";
    var ar_sub = new Array();
    var aaa = 0;

	var c = 0;
	for(i=0;i<num;i++){
		eval("if(document.form.sub_vod"+i+".checked)c++;");
	}

	if(document.form.main_vod.checked==false && c==0){
		alert("Ä«Æ®¿¡ ´ãÀ¸½Ç °­Á¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä");
		return;
	}

	if(chap=="ok"){
		if(confirm("ÀÌ¹Ì Ä«Æ®¿¡ ÇØ´ç °­Á°¡ ÀÖ½À´Ï´Ù. Áߺ¹À¸·Î Ä«Æ®¿¡ ´ãÀ¸½Ã°Ú½À´Ï±î?")){
			overd = "ok";
		}else{
			overd = "no";
			return;
		}
	}else if(chap!="no"){
		ar_sub = chap.split("-");  //ÇöÀç Ä«Æ®¿¡ Àִ éÅ͵é
		for(i=0;i<num;i++){
			for(j=0;j<num;j++){
				//str = "if(document.form.sub_vod0.checked){alert('A');}";
				//eval(str);
				aaa = 0;
				str =  "if((document.form.sub_vod"+i+".checked) && ('"+ar_sub[j]+"' == '"+(i+1)+"')){";
				str += "	if(confirm('ÀÌ¹Ì Ä«Æ®¿¡ ÇØ´ç °­Á°¡ ÀÖ½À´Ï´Ù. Áߺ¹À¸·Î Ä«Æ®¿¡ ´ãÀ¸½Ã°Ú½À´Ï´Ù?')){";
				str += "	}else{";
				str += "		aaa=1;";
				str +=		"}";
				str +=" }";
				eval(str);

				if(aaa==1)return;
				str="";
			}
		}
		
	}else{
		overd = "ok";
	}
    
	str = "";

    if(overd=="ok"){
		if(num>0){

			for(i=0;i<num;i++){
				
				if(i==0){str =  "if(";}
				str += "document.form.sub_vod"+i+".checked==false ";
				if(i!=num-1){str += " && ";}
				if(i==num-1){str += " ){ alert('Ä«Æ®¿¡ ´ãÀ¸½Ç °­Á¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä');}else{form.submit();}"}
			}
			eval(str);

		}else{

			if(document.form.main_vod.checked==false){
				alert("Ä«Æ®¿¡ ´ãÀ¸½Ç °­Á¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä");
			}else{
				form.submit();
			}
		}
	}else{
		return;
	}
	*/
	
}

function sub_rigest(form,num){
    
	document.form.action="myLecture_cart01.htm";
	
	if(document.form.main_vod.checked==false){
		alert("½ÅûÇÏ½Ç °­Á¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä");
	}else{
		form.submit();
	}
	/*
	if(num>0){

		for(i=0;i<num;i++){
			
			if(i==0){str =  "if(";}
			str += "document.form.sub_vod"+i+".checked==false ";
			if(i!=num-1){str += " && ";}
			if(i==num-1){str += " ){ alert('½ÅûÇÏ½Ç °­Á¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä');}else{form.submit();}"}
		}
		eval(str);

	}else{

		if(document.form.main_vod.checked==false){
			alert("Ä«Æ®¿¡ ´ãÀ¸½Ç °­Á¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä");
		}else{
			form.submit();
		}
	}
	*/
}

function all_check(form,num,lected){
    
	if(lected=="yes" && document.form.main_vod.checked==true){

		if(confirm("¼ö°­½Åû³»¿ªÀÌ ÀÖ½À´Ï´Ù. Áߺ¹°áÀçÇϽðڽÀ´Ï±î?")){

			if(document.form.main_vod.checked==true){
				for(i=0;i<num;i++){
					eval("document.form.sub_vod"+i+".checked=true;");
				}
			}else{
				for(i=0;i<num;i++){
					eval("document.form.sub_vod"+i+".checked=false;");
				}
			}
		}else{
			document.form.main_vod.checked=false;
		}

	}else{

		if(document.form.main_vod.checked==true){
			for(i=0;i<num;i++){
				eval("document.form.sub_vod"+i+".checked=true;");
			}
		}else{
			for(i=0;i<num;i++){
				eval("document.form.sub_vod"+i+".checked=false;");
			}
		}
	}
}

function sub_check(form,val,num,lected){
    
    var str = "";
	str = "document.form.sub_vod"+val+".checked==true";
	if(lected=="yes" && eval(str)){
        
		if(confirm("¼ö°­½Åû³»¿ªÀÌ ÀÖ½À´Ï´Ù. Áߺ¹°áÀçÇϽðڽÀ´Ï±î?")){

			if(eval("document.form.sub_vod"+val+".checked==false;")){
				document.form.main_vod.checked=false;
			}
			
			for(i=0;i<num;i++){
				
				if(i==0){str =  "if(";}
				str += "document.form.sub_vod"+i+".checked==true ";
				if(i!=num-1){str += " && ";}
				if(i==num-1){str += " ){ document.form.main_vod.checked=true;}"}
			}
			eval(str);

		}else{
			str = "document.form.sub_vod"+val+".checked=false;"
			eval(str);
		}

	}else{

		if(eval("document.form.sub_vod"+val+".checked==false;")){
			document.form.main_vod.checked=false;
		}
		
		var str = "";
		for(i=0;i<num;i++){
			
			if(i==0){str =  "if(";}
			str += "document.form.sub_vod"+i+".checked==true ";
			if(i!=num-1){str += " && ";}
			if(i==num-1){str += " ){ document.form.main_vod.checked=true;}"}
		}
		eval(str);
	}
}

function set_check(nums){
    
	var all_price = 0;

	for(i=0;i<nums;i++){
		eval("if(document.form.sel"+i+".checked){all_price += sel"+i+"_price;}");
		eval("if(document.form.ext"+i+".checked){all_price += ext"+i+"_price;}");
		//eval("if(document.form.data"+i+".checked){all_price += data"+i+"_price;}");
	}

	document.all.total_price.innerHTML = number_format(all_price + all_price*0.1);
	document.form.all_price.value = all_price;
}
function sel_check(idx,num,all,per){
     
	var str = "";
	str =  "if(document.form.ext"+num+".checked && document.form.sel"+num+".checked==false){";
	str += "document.form.ext"+num+".checked=false;";
	//str += "document.form.data"+num+".checked=false;";
	str += "document.all.s_per"+num+".innerHTML = "+per; 
	str += "}else ";
	//str +=  "if(document.form.data"+num+".checked && document.form.sel"+num+".checked==false){";
	str +=  "if(document.form.sel"+num+".checked==false){";
	str += "document.form.ext"+num+".checked=false;";
	str += "document.all.s_per"+num+".innerHTML = "+per; 
	//str += "document.form.data"+num+".checked=false;";
	str += "}";
	eval(str);

}

function ext_check(idx,num,all,per){
     
	var str = "";
	str =  "if(document.form.ext"+num+".checked==true && document.form.sel"+num+".checked==false){";
	str += "document.form.sel"+num+".checked=true;";
	str += "}";
    
	str += "if(document.form.ext"+num+".checked==true){";
	//str += "period"+num+" = period"+num+"*3;";
	str += "document.all.s_per"+num+".innerHTML = "+per*3;
	str += "}else{";
	//str += "period"+num+" = period"+num+"/3;";
	str += "document.all.s_per"+num+".innerHTML = "+per;
	str += "}";
	eval(str);
}

function data_check(num){
     
	var str = "";
	str  = "if(document.form.sel"+num+".checked==false){alert('ÇØ´ç ÀڷḸ ½ÅûÇÏ½Ç ¼ö ¾ø½À´Ï´Ù.');";
	//str += "document.form.data"+num+".checked=false;}";
	str += "}";
	eval(str);
}

function cart_all_check(num){
    
	var str = "";
	for(i=0;i<num;i++){
		str += "document.form.sel"+i+".checked=true;";
		str += "document.form.ext"+i+".checked=true;";
		//str += "document.form.data"+i+".checked=true;";
	}
	eval(str);

	var all_price = 0;

	for(i=0;i<num;i++){
		eval("all_price += sel"+i+"_price;");
		eval("all_price += ext"+i+"_price;");
		eval("all_price += data"+i+"_price;");

		eval("sss = document.all.s_per"+i+".innerText");
		
		eval("document.all.s_per"+i+".innerHTML = sss * 3;");
	}

	all_price = all_price + all_price * 0.1;
	document.all.total_price.innerHTML = number_format(all_price);
	document.form.all_price.value = all_price;
}

function vod_rigest(num){
    
	if(document.form.all_price.value==0){
		alert("½ÅûÇÏ½Ç °­Á¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä");
	}else{
		document.form.action="myLecture_cart01_1.htm";
		form.submit();
	}
}

function del(num){
    
	var str = "";
	document.form.action="cart_del.htm";
    for(i=0;i<num;i++){
		if(i==0){str =  "if( ";}
		str += "document.form.sel"+i+".checked==false && ";
		if(i==num-1){str += "document.form.sel"+i+".checked==false ) { alert('»èÁ¦ÇÏ½Ç Ä«Æ®¸¦ ¼±ÅÃÇØÁÖ¼¼¿ä');}else{";}
	}
	str += "if(confirm('¼±ÅÃÇϽŠīƮ¸¦ »èÁ¦ÇϽðڽÀ´Ï±î?')){";
	str += "form.submit();}else{";
	str += "}}";
	eval(str);

}
function number_format(number,decimals ) {
    var number_str = String(number);
    var new_number_str = '';
    number_info = number_str.split('.');
    number_info_int = number_info[0];
    if (decimals != null ) {
        if (decimals > 0) new_number_str ='.' + ((decimals > 0) ?Math.round(Number('0.' +number_info[1]) * Math.pow(10, decimals)):'');
        else if (decimals < 0) number_info_int = String(Math.round(Number(number_info[0]) / Math.pow(10, decimals *(-1))) *Math.pow(10, decimals*(-1)));
    }
    len = number_info_int.length;
    for (i = len; i >= 0; i--) {
        if ( (len - i) > 1 && (len - i) % 3 == 1)  new_number_str = ',' + new_number_str;
        new_number_str = number_info_int.substring(i, i+1) +  new_number_str;
    }
    return new_number_str;
}

function all_set(pay){

	document.all.total_price.innerHTML = number_format(pay);
	//document.ini.price.value = pay;
}

function all_ext(pay,period){
    
	var r_price = document.all.price.value;
    r_price = parseInt(r_price);
	pay = parseInt(pay);

	if(document.all.ext0.checked==true){
		document.all.total_price.innerHTML = number_format(r_price + pay*0.5);
		document.all.price.value = parseInt(r_price + pay*0.5);

		document.all.s_per.innerHTML = period * 3;
		document.all.period0.value = period * 3;
	}else{
		document.all.total_price.innerHTML = number_format(pay);
		document.all.price.value = parseInt(pay);

		document.all.s_per.innerHTML = period;
		document.all.period0.value = period;
	}
}

function all_data(pay){
    
	var r_price = document.all.price.value;
    r_price = parseInt(r_price);
	pay = parseInt(pay);

	if(document.all.data0.checked==true){
		document.all.total_price.innerHTML = number_format(r_price + pay);
		document.all.price.value = r_price + pay;
	}else{
		document.all.total_price.innerHTML = number_format(r_price - pay);
		document.all.price.value = r_price - pay;
	}
}



function all_ext2(pay,i,period){
    
	var r_price = document.all.price.value;
    r_price = parseInt(r_price);
	pay = parseInt(pay);
    
	var str = "";

	str += "if(document.all.ext"+i+".checked==true){";
	str += "	document.all.total_price.innerHTML = number_format(r_price + pay*0.5);";
	str += "	document.all.price.value = r_price + pay*0.5;";
	str += "	document.all.s_per.innerHTML = number_format(period *3);";
	str += "}else{";
	str += "	document.all.total_price.innerHTML = number_format(r_price - pay*0.5);";
	str += "	document.all.price.value = r_price - pay*0.5;";
	str += "	document.all.s_per.innerHTML = period;";
	str += "}";
	eval(str);
}

function all_data2(pay,i){
    
	var r_price = document.all.price.value;
    r_price = parseInt(r_price);
	pay = parseInt(pay);
    
	var str = "";

	str += "if(document.all.data"+i+".checked==true){";
	str += "	document.all.total_price.innerHTML = number_format(r_price + pay);";
	str += "	document.all.price.value = r_price + pay;";
	str += "}else{";
	str += "	document.all.total_price.innerHTML = number_format(r_price - pay);";
	str += "	document.all.price.value = r_price - pay;";
	str += "}";
	eval(str);
}

function academy_search(form){

	if(form.msearchstring.value.length<2)
	{
		alert('°Ë»ö¾î¸¦ 2ÀÚÀÌ»ó ÀÔ·ÂÇØ Áֽʽÿä.');
		form.msearchstring.focus();
		return false;
	}
	return true;
}


function doBlink() {
var blink = document.all.tags("BLINK")
for (var i=0; i < blink.length; i++)
blink[i].style.visibility = blink[i].style.visibility == "" ? "hidden" : ""
}
function startBlink() {
if (document.all)
setInterval("doBlink()",600)
}
window.onload = startBlink;